6631d1de3970c538864c2d92bf7f45ebced5a854cee4657b10d1168da13c773a

Analysis

max time kernel
96s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
13/07/2024, 01:02

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General

Target

3f9688a9a6858d83ae238d88358f4333_JaffaCakes118.dll
Size

113KB
MD5

3f9688a9a6858d83ae238d88358f4333
SHA1

d78d3ff8f07026869955588065754168a11ca201
SHA256

6631d1de3970c538864c2d92bf7f45ebced5a854cee4657b10d1168da13c773a
SHA512

76da746eeba3e0da8d775261d278cd425780e4926cd6dbe1808d6bfc911d7a4e8acf2315905f3d985e24b2928355f3913c5814b7dd6f8a48a05d089982d9d3ab
SSDEEP

3072:uAea9u+6xDPdTaTadGMwlm0lSyAtlmyZECK:Pu+opK9tgTyalmNCK

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1163E531-B58E-4BB9-B877-0906A0A22AEC}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1163E531-B58E-4BB9-B877-0906A0A22AEC}\NoExplorer = "1"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 688	4896	regsvr32.exe	83
PID 4896 wrote to memory of 688	4896	regsvr32.exe	83
PID 4896 wrote to memory of 688	4896	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3f9688a9a6858d83ae238d88358f4333_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4896
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\3f9688a9a6858d83ae238d88358f4333_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  PID:688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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