citrio.exe

Citrio

Catalina Group Limited

The application citrio.exe by Catalina Group Limited has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
CatalinaGroup Ltd.  (signed by Catalina Group Limited)

Product:
Citrio

Version:
50.0.2661.275

MD5:
7d621de23c4aaa933c2cf2a38fd16d87

SHA-1:
f6067cfcf52879d7b99eef69155b1fe304f3eddb

SHA-256:
13ced9b4cb23c5b23b8256d8929a045931d25e539407c364dc922b21d9df44e4

Scanner detections:
1 / 68

Status:
Potentially unwanted

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
3/6/2017 4:43:55 PM UTC  (eight months ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Catalina (M)
17.3.6.11

File size:
1 MB (1,083,264 bytes)

Product version:
50.0.2661.275

Copyright:
Copyright 2015 CatalinaGroup Ltd. All rights reserved.

Original file name:
citrio.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\catalinagroup\citrio\application\citrio.exe

Digital Signature
Authority:
Starfield Technologies, Inc.

Valid from:
2/17/2017 1:38:00 AM

Valid to:
2/17/2018 1:38:00 AM

Subject:
CN=Catalina Group Limited, O=Catalina Group Limited, S=Kowloon, C=HK

Issuer:
CN=Starfield Secure Certificate Authority - G2, OU=http://certs.starfieldtech.com/repository/, O="Starfield Technologies, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
00D1F54DBD687BD33F

File PE Metadata
Compilation timestamp:
3/2/2017 2:59:16 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x4D0F4

Entry point:
E8, 12, 97, 00, 00, E9, 7F, FE, FF, FF, CC, CC, 57, 56, 53, 33, FF, 8B, 44, 24, 14, 0B, C0, 7D, 14, 47, 8B, 54, 24, 10, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 14, 89, 54, 24, 10, 8B, 44, 24, 1C, 0B, C0, 7D, 14, 47, 8B, 54, 24, 18, F7, D8, F7, DA, 83, D8, 00, 89, 44, 24, 1C, 89, 54, 24, 18, 0B, C0, 75, 18, 8B, 4C, 24, 18, 8B, 44, 24, 14, 33, D2, F7, F1, 8B, D8, 8B, 44, 24, 10, F7, F1, 8B, D3, EB, 41, 8B, D8, 8B, 4C, 24, 18, 8B, 54, 24, 14, 8B, 44, 24, 10, D1, EB, D1, D9, D1, EA, D1, D8, 0B, DB, 75, F4, F7...
 
[+]

Entropy:
5.8707

Code size:
415 KB (424,960 bytes)

Shell Open Command
Open type:
ftp

Command:
"C:\users\{user}\appdata\local\catalinagroup\citrio\application\citrio.exe" -- "%1"


The executing file has been seen to make the following network communications in live environments.

TCP (HTTP SSL):
Connects to edge-star-mini-shv-01-sof1.facebook.com  (157.240.9.35:443)

TCP (HTTP SSL):
Connects to edge-star-shv-01-sof1.facebook.com  (157.240.9.18:443)

TCP (HTTP SSL):
Connects to edge-star-shv-01-gru2.facebook.com  (31.13.85.8:443)

TCP (HTTP SSL):
Connects to edge-star-mini-shv-02-gru2.facebook.com  (157.240.12.35:443)

TCP (HTTP SSL):
Connects to 187.115.146.49.static.host.gvt.net.br  (187.115.146.49:443)

TCP (HTTP SSL):
Connects to 187.115.146.39.static.host.gvt.net.br  (187.115.146.39:443)

TCP (HTTP SSL):
Connects to 177.43.170.76.static.host.gvt.net.br  (177.43.170.76:443)

TCP (HTTP SSL):
Connects to edge-star-shv-01-cai1.facebook.com  (31.13.88.4:443)

TCP (HTTP):
Connects to ec2-52-87-71-213.compute-1.amazonaws.com  (52.87.71.213:80)

TCP (HTTP SSL):
Connects to cache.google.com  (91.245.214.165:443)

TCP (HTTP SSL):
Connects to xx-fbcdn-shv-01-cai1.fbcdn.net  (31.13.88.8:443)

TCP (HTTP SSL):
Connects to edge-star-mini-shv-01-cai1.facebook.com  (31.13.88.36:443)

TCP (HTTP SSL):
Connects to mx-ll-110.164.19-19.static.3bb.co.th  (110.164.19.19:443)

TCP (HTTP SSL):
Connects to mx-ll-110.164.16-45.static.3bb.co.th  (110.164.16.45:443)

TCP (HTTP SSL):
Connects to mx-ll-110.164.16-118.static.3bb.co.th  (110.164.16.118:443)

TCP (HTTP SSL):
Connects to edge-star-shv-01-kut2.facebook.com  (157.240.10.18:443)

TCP (HTTP SSL):
Connects to edge-star-mini-shv-01-kut2.facebook.com  (157.240.10.35:443)

TCP (HTTP SSL):
Connects to badf8411.virtua.com.br  (186.223.132.17:443)

TCP (HTTP SSL):
Connects to a92-122-213-186.deploy.akamaitechnologies.com  (92.122.213.186:443)

TCP (HTTP SSL):
Connects to 17.92.50.182.in-addr.arpa  (182.50.92.17:443)

Remove citrio.exe - Powered by Reason Core Security