4551ebfdc9cb9d4f57813c359ce7aa68693eba6359fbb3895d124572b7d433c5

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22/08/2024, 20:20

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General

Target

b9054e1d505f01a5c19972b4bcb4e2bd_JaffaCakes118.dll
Size

627KB
MD5

b9054e1d505f01a5c19972b4bcb4e2bd
SHA1

6536b602094897b8b2634af9ec934734e6d6254e
SHA256

4551ebfdc9cb9d4f57813c359ce7aa68693eba6359fbb3895d124572b7d433c5
SHA512

ea7a8bcca59d2521ca52b4a358d875ae4df01d9636e9916740bbe778a1c045a0202b99fb00f296ec250863fa7013167fb4d856f7da214619f7e81de51cd0f73f
SSDEEP

12288:HyYQ/B+BjKpA7GGxXgN38tAmDw+5I+RZ3QFkvscTs5Wgp:S5Z+BuA7GGxwN38WJ+5I+2XcT

Score

6^/10

adware discovery 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\{9D8ACE07-47BC-4301-8232-807FD3D3DF7E}	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9D8ACE07-47BC-4301-8232-807FD3D3DF7E}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9D8ACE07-47BC-4301-8232-807FD3D3DF7E}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9D8ACE07-47BC-4301-8232-807FD3D3DF7E}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9D8ACE07-47BC-4301-8232-807FD3D3DF7E}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b9054e1d505f01a5c19972b4bcb4e2bd_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9D8ACE07-47BC-4301-8232-807FD3D3DF7E}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2224	3008	regsvr32.exe	31
PID 3008 wrote to memory of 2224	3008	regsvr32.exe	31
PID 3008 wrote to memory of 2224	3008	regsvr32.exe	31
PID 3008 wrote to memory of 2224	3008	regsvr32.exe	31
PID 3008 wrote to memory of 2224	3008	regsvr32.exe	31
PID 3008 wrote to memory of 2224	3008	regsvr32.exe	31
PID 3008 wrote to memory of 2224	3008	regsvr32.exe	31

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b9054e1d505f01a5c19972b4bcb4e2bd_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\b9054e1d505f01a5c19972b4bcb4e2bd_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2224

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2224-0-0x0000000000D30000-0x0000000000DD6000-memory.dmp

Filesize
664KB

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