15d38a01c168d7a82ae39f5ffbbdd0cf482d53f2d54b747ff0d936395a016583

Analysis

max time kernel
120s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 07:28

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General

Target
$PLUGINSDIR/SogouTSF.dll
Size 1.1MB
Sample240509-jaslasae98
SHA256 500d36c3c9e11e246fd9f1e616f806a833e02ff9283152d3a94649ba08e4a602
MD5 b6a3aa486dd89f66d2811144d4e089e2
SHA1 931b3a5beb0ff1f1bd4a7dce4264a28e71aa3fc3
SHA512 a759445c5a7b31574046382f3ecdb2c4a5b5d67f989cfe8bc91683161cd265e3c91c4b157ae63e06388ca903b404e35d068bc80b4b4157e01cfc5f05540614d1
SSDEEP 24576:IXULxRXSnM/6f/M2dx5N5cxnC279V+jTi6yTxcjGHX6RF:GMi/B6C279ylyThKRF
MD5 SHA1 SHA512 SSDEEP

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\International\AcceptLanguage = "en-US,en;q=0.8,zh-Hans-CN;q=0.5,zh-Hans;q=0.2"	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7EA138E-69F8-11D7-A6EA-00065B844310}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7EA138E-69F8-11D7-A6EA-00065B844310}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PLUGINSDIR\\SogouTSF.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7EA138E-69F8-11D7-A6EA-00065B844310}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7EA138E-69F8-11D7-A6EA-00065B844310}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E7EA138E-69F8-11D7-A6EA-00065B844310}\ = "搜狗拼音输入法"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 1172	4508	regsvr32.exe	82
PID 4508 wrote to memory of 1172	4508	regsvr32.exe	82
PID 4508 wrote to memory of 1172	4508	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SogouTSF.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SogouTSF.dll
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:1172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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