3eaaf916a193d0cddbf89ab6535bd72dd51c8a43b2d8570d41263f5fd784c4c6

Analysis

max time kernel
16s
max time network
17s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
12/07/2024, 02:34

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General

Target

3bae87d696ebd460a5f5cff87cd7fcee_JaffaCakes118.dll
Size

18KB
MD5

3bae87d696ebd460a5f5cff87cd7fcee
SHA1

1e5ea0e367305e36bda1ff8cc9f0145b0faf58cd
SHA256

3eaaf916a193d0cddbf89ab6535bd72dd51c8a43b2d8570d41263f5fd784c4c6
SHA512

b3f9a2453c01dbb58002c51df8893c9f3c8024a7f6d28949f7736170b667cbb3930a4e7cb60f4a16b9a10a420d25d41ce1e3de95a3566f8e84f98bc7c31f21cf
SSDEEP

384:l2gYvitO9nraLHaOUXK+MZZzY6/al4FgHm2ZIXcg1:lhl6raLoPiIHNKj1

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\{8A06A1A7-9E64-4359-8556-B6EA03D69814}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{8A06A1A7-9E64-4359-8556-B6EA03D69814}\	regsvr32.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8A06A1A7-9E64-4359-8556-B6EA03D69814}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8A06A1A7-9E64-4359-8556-B6EA03D69814}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8A06A1A7-9E64-4359-8556-B6EA03D69814}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3bae87d696ebd460a5f5cff87cd7fcee_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{8A06A1A7-9E64-4359-8556-B6EA03D69814}\InprocServer32\ThreadingModel = "Free"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 1044	1736	regsvr32.exe	29
PID 1736 wrote to memory of 1044	1736	regsvr32.exe	29
PID 1736 wrote to memory of 1044	1736	regsvr32.exe	29
PID 1736 wrote to memory of 1044	1736	regsvr32.exe	29
PID 1736 wrote to memory of 1044	1736	regsvr32.exe	29
PID 1736 wrote to memory of 1044	1736	regsvr32.exe	29
PID 1736 wrote to memory of 1044	1736	regsvr32.exe	29

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\3bae87d696ebd460a5f5cff87cd7fcee_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\3bae87d696ebd460a5f5cff87cd7fcee_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1044

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/1044-0-0x0000000010000000-0x000000001001A000-memory.dmp

Filesize
104KB

Download
memory/1044-1-0x0000000010000000-0x000000001001A000-memory.dmp

Filesize
104KB

Download