97da25b2b047216b5f4e8ef41579597c541fd7a5307b390f4649031ebfd74b48

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
12/07/2024, 08:31

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General

Target

3ca9a6cd77f55a1252f974f1b27d49c5_JaffaCakes118.dll
Size

680KB
MD5

3ca9a6cd77f55a1252f974f1b27d49c5
SHA1

9bb10339a28a31ab4619a4db0aeb1ac9222ec02c
SHA256

97da25b2b047216b5f4e8ef41579597c541fd7a5307b390f4649031ebfd74b48
SHA512

97c888255e96c3e2cb21f4a2e8ad3da0605bba1421559be1037a612905096a13b0c651c2d48492cc18b493488b6e62c98225af20097d38111755990c890a266c
SSDEEP

12288:Qd8XIy8eDudnnJHjxF/Tt0HARqd1hPHJcRG8ziTLQFC6rEx+SOFKn/fO79s:QuYyRD0JHjBHqVPHJcRG8zivQFC6rEok

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-8141-1477-2AAA-CEEF71FB952B}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8141-1477-2AAA-CEEF71FB952B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3ca9a6cd77f55a1252f974f1b27d49c5_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\3ca9a6cd77f55a1252f974f1b27d49c5_JaffaCakes118.axc	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\3ca9a6cd77f55a1252f974f1b27d49c5_JaffaCakes118.axc\Clsid\ = "{CC01FC6C-8141-1477-2AAA-CEEF71FB952B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8141-1477-2AAA-CEEF71FB952B}\ProgID\ = "3ca9a6cd77f55a1252f974f1b27d49c5_JaffaCakes118.axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8141-1477-2AAA-CEEF71FB952B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8141-1477-2AAA-CEEF71FB952B}\ = "axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8141-1477-2AAA-CEEF71FB952B}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8141-1477-2AAA-CEEF71FB952B}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\3ca9a6cd77f55a1252f974f1b27d49c5_JaffaCakes118.axc\ = "axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\3ca9a6cd77f55a1252f974f1b27d49c5_JaffaCakes118.axc\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8141-1477-2AAA-CEEF71FB952B}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4040 wrote to memory of 4572	4040	regsvr32.exe	83
PID 4040 wrote to memory of 4572	4040	regsvr32.exe	83
PID 4040 wrote to memory of 4572	4040	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3ca9a6cd77f55a1252f974f1b27d49c5_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4040
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\3ca9a6cd77f55a1252f974f1b27d49c5_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4572

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/4572-0-0x0000000002450000-0x00000000024FF000-memory.dmp

Filesize
700KB

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