8f68a06dd804a6228395f1c24069b7937c1ece38ae9663ab9d9294c87b9aa6cb

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22-07-2024 14:39

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General

Target

63929f064f1ffa5c32d6f7dcb4332b1a_JaffaCakes118.dll
Size

634KB
MD5

63929f064f1ffa5c32d6f7dcb4332b1a
SHA1

e27229fc431e9233109db12e57bcfccdd0258c11
SHA256

8f68a06dd804a6228395f1c24069b7937c1ece38ae9663ab9d9294c87b9aa6cb
SHA512

a58d5f88340601b47aeb863422c7b18367b35c509f197a212ecd87b5f1881ba28d8974af97dae7b15d91a2e632a4a2826794d57091d83f17e41a5f2090729c35
SSDEEP

12288:+M0t9FNcxDMmfrLAF8rZIRf2MmsXaUTydh+/fO79s:2tjNcXnVInvaeOh2

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 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\{CC01FC6C-9FFA-74C6-888B-AE8E6A5A7E58}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9FFA-74C6-888B-AE8E6A5A7E58}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\63929f064f1ffa5c32d6f7dcb4332b1a_JaffaCakes118.axc	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\63929f064f1ffa5c32d6f7dcb4332b1a_JaffaCakes118.axc\ = "axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9FFA-74C6-888B-AE8E6A5A7E58}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9FFA-74C6-888B-AE8E6A5A7E58}\ = "axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9FFA-74C6-888B-AE8E6A5A7E58}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9FFA-74C6-888B-AE8E6A5A7E58}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\63929f064f1ffa5c32d6f7dcb4332b1a_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\63929f064f1ffa5c32d6f7dcb4332b1a_JaffaCakes118.axc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\63929f064f1ffa5c32d6f7dcb4332b1a_JaffaCakes118.axc\Clsid\ = "{CC01FC6C-9FFA-74C6-888B-AE8E6A5A7E58}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9FFA-74C6-888B-AE8E6A5A7E58}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9FFA-74C6-888B-AE8E6A5A7E58}\ProgID\ = "63929f064f1ffa5c32d6f7dcb4332b1a_JaffaCakes118.axc"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3564 wrote to memory of 4932	3564	regsvr32.exe	84
PID 3564 wrote to memory of 4932	3564	regsvr32.exe	84
PID 3564 wrote to memory of 4932	3564	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\63929f064f1ffa5c32d6f7dcb4332b1a_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3564
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\63929f064f1ffa5c32d6f7dcb4332b1a_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4932

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

Replay Monitor

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Downloads

memory/4932-0-0x0000000000B40000-0x0000000000BE4000-memory.dmp

Filesize
656KB

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