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squadm_istartsurf.exe

3342_squadm_istartsurf

Xiaoqing Liu

The application squadm_istartsurf.exe by Xiaoqing Liu has been detected as adware by 10 anti-malware scanners. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from d2drfrdurj6mvo.cloudfront.net.
Publisher:
HTabp.com  (signed by Xiaoqing Liu)

Product:
3342_squadm_istartsurf

Description:
HTabp

Version:
6.6.86.1552

MD5:
fe3674a08cc76acabf68595c6c6da16b

SHA-1:
e075a3a56b71ece32e2f190d85e708599400b3c4

SHA-256:
a5f78b836dabdc5646b3845e8819ded0a3adf4c2c755a991a756aacb896e210e

Scanner detections:
10 / 68

Status:
Adware

Analysis date:
5/12/2024 6:00:52 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.ELEX
4.0.3.15331

Dr.Web
Adware.Mutabaha.219
9.0.1.090

ESET NOD32
Win32/ELEX.CF potentially unwanted (variant)
9.11414

herdProtect (fuzzy)
variant of Istart.exe (Adware)
2015.7.5.12

K7 AntiVirus
Adware
13.202.15457

Malwarebytes
PUP.Optional.IStartSurf.A
v2015.03.31.02

McAfee
Artemis!FE3674A08CC7
5600.6809

Reason Heuristics
PUP.Li Mo
15.3.31.14

Trend Micro House Call
Suspicious_GEN.F47V0325
7.2.90

VIPRE Antivirus
Trojan.Win32.Generic
39886

File size:
745.4 KB (763,336 bytes)

Product version:
6.6.86.1552

Copyright:
Copyright (C) HTabp.com 2010

Original file name:
HTabp.exe

File type:
Executable application (Win32 EXE)

Language:
English (United Kingdom)

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

Digital Signature
Signed by:
Xiaoqing Liu

Authority:
DigiCert Inc

Valid from:
8/13/2014 4:00:00 AM

Valid to:
8/17/2015 4:00:00 PM

Subject:
CN=Xiaoqing Liu, O=Xiaoqing Liu, L=Zaozhuang, S=Shandong, C=CN

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
01FE476BB35D5C01EABE81B9438B7B75

File PE Metadata
Compilation timestamp:
3/24/2015 12:19:40 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:n6a45Kkrw8YxSCzPK0Nkc6ULwDzSXN3YTJ/Y/4J4arYgpL7yqln4ITVLcSY:nF45KkXs9ztNkcCDmYJQ/4J4akggqN56

Entry address:
0x2601F

Entry point:
E8, E2, CF, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 60, 96, 48, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, BC, 91, 48, 00, C9, C2, 08, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00...
 
[+]

Entropy:
6.5699

Code size:
543.5 KB (556,544 bytes)

The file squadm_istartsurf.exe has been seen being distributed by the following URL.

http://d2drfrdurj6mvo.cloudfront.net/.../squadm_istartsurf.exe

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