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ciwr.exe

The application ciwr.exe has been detected as a potentially unwanted program by 3 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. While running, it connects to the Internet address b2.f1.2bd0.ip4.static.sl-reverse.com on port 80 using the HTTP protocol.
MD5:
72368884685a6e41b9a36fce1c926fe1

SHA-1:
1e65113f35d0572ec555d02cb42a4faba72c8c14

SHA-256:
e7d789fe73f6ce452eb2912ec69ecd676cc48f37a199e8d8e5bdafad026960a1

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 10:17:38 PM UTC  (today)

Scan engine
Detection
Engine version

Kaspersky
UDS:DangerousObject.Multi.Generic
14.0.0.1021

Qihoo 360 Security
QVM42.0.Malware.Gen
1.0.0.1077

Reason Heuristics
PUP.ConvertAd.Installer.Meta (M)
15.12.14.16

File size:
158.5 KB (162,274 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\ciwr.exe

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:35 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:VoPyys5jXJFfB7BQrvLDNrn6XAESKh7wb6KV1WsnpaL4BLOk6gUstBnItUiX+CN:VzfvfQvprnLZ31IsnpaUN6gU4n4F+o

Entry address:
0x323F

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 98, 27, 7A, 00, E8, 09, 2C, 00, 00, A3, E4, 26, 7A, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, DC, 79, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, E0, 1E, 7A, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 80, 7A, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.8270

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

TCP (HTTP):
Connects to ec2-54-85-75-165.compute-1.amazonaws.com  (54.85.75.165:80)

TCP (HTTP):
Connects to b3.f1.2bd0.ip4.static.sl-reverse.com  (208.43.241.179:80)

TCP (HTTP):
Connects to b2.f1.2bd0.ip4.static.sl-reverse.com  (208.43.241.178:80)

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