08fda084d906ea2f0f81bc241ac4d60f40ee11ffca8941991211d3f85ec2f903

Analysis

max time kernel
93s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15/07/2024, 06:40

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General

Target

48a5602ca423e74d377c89c05ef9a6da_JaffaCakes118.dll
Size

36KB
MD5

48a5602ca423e74d377c89c05ef9a6da
SHA1

3611a369cca27130bcc0348b97d51f33c1a01995
SHA256

08fda084d906ea2f0f81bc241ac4d60f40ee11ffca8941991211d3f85ec2f903
SHA512

f76751b38b388968628099c666dbad194bb5486e70a1e15d4b26590f62975847396c3def43b161341106c4ee1a564576b4ffb4361b05e49182c7f294bd3c6e18
SSDEEP

768:bfZ2YidJN5kXcyXrCD1tDMByGqnxGm3+IdW:bedEcyXrC/GsnsGdW

Score

8^/10

persistence privilege_escalation

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000\Control Panel\International\Geo\Nation	cmd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000_Classes\Local Settings	cmd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "regedit.exe /s \"%1\""	rundll32.exe

Runs .reg file with regedit 1 IoCs

pid	Process
2000	regedit.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2472	rundll32.exe
2472	rundll32.exe
2472	rundll32.exe
2472	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 2472	4508	rundll32.exe	83
PID 4508 wrote to memory of 2472	4508	rundll32.exe	83
PID 4508 wrote to memory of 2472	4508	rundll32.exe	83
PID 2472 wrote to memory of 2712	2472	rundll32.exe	86
PID 2472 wrote to memory of 2712	2472	rundll32.exe	86
PID 2472 wrote to memory of 2712	2472	rundll32.exe	86
PID 2712 wrote to memory of 2000	2712	cmd.exe	89
PID 2712 wrote to memory of 2000	2712	cmd.exe	89
PID 2712 wrote to memory of 2000	2712	cmd.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\48a5602ca423e74d377c89c05ef9a6da_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\48a5602ca423e74d377c89c05ef9a6da_JaffaCakes118.dll,#1
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2472
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\a.reg
    3⤵
    - Checks computer location settings
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2712
  - - C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
      4⤵
      Runs .reg file with regedit
      PID:2000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\a.reg

Filesize
152B

MD5
b100f5324ef74ded0b998e64d07a2e19

SHA1
40b0d7f51bf2dd8451f1b723d21355c471a5fa46

SHA256
3db613d24a75ae220891698c055e1c580a42e58564f568a0510db87581cc2042

SHA512
c12391bb37c334074f7d7e1257b6364fd5cbce848e0a8fe15b8326f54fd9568fe3baec58618c4334027a774a06a08ec249cb71db925c1f85feee6a3d3a816c04

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