3be6bb88aacc687619f96f546f006b93ac9c1c066aeb6a96b1062c069cd798ea

Analysis

max time kernel
105s
max time network
18s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/09/2024, 11:26

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General

Target

fe6db9e1e801d7b09d8d422ff4b654e4_JaffaCakes118.dll
Size

36KB
MD5

fe6db9e1e801d7b09d8d422ff4b654e4
SHA1

db94cbbd441933863746d1883fbe0671ea99325d
SHA256

3be6bb88aacc687619f96f546f006b93ac9c1c066aeb6a96b1062c069cd798ea
SHA512

9e794cc337d094513b9c717eea297240abbcb635c9f5ca8c10829749cf064c9a34429b4336cab6cebd378e59709590920edd10d6901dea7e18a03bdc71843ace
SSDEEP

768:1t8dldJN5LXcyXrCD1tDMByGqnXm3+AVWEvaLW:mdzcyXrC/GsnXiVWEvaLW

Score

8^/10

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regedit.exe

Modifies registry class 1 IoCs

description	ioc	Process
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
2620	regedit.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2292	rundll32.exe
2292	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2292	1620	rundll32.exe	30
PID 1620 wrote to memory of 2292	1620	rundll32.exe	30
PID 1620 wrote to memory of 2292	1620	rundll32.exe	30
PID 1620 wrote to memory of 2292	1620	rundll32.exe	30
PID 1620 wrote to memory of 2292	1620	rundll32.exe	30
PID 1620 wrote to memory of 2292	1620	rundll32.exe	30
PID 1620 wrote to memory of 2292	1620	rundll32.exe	30
PID 2292 wrote to memory of 2952	2292	rundll32.exe	31
PID 2292 wrote to memory of 2952	2292	rundll32.exe	31
PID 2292 wrote to memory of 2952	2292	rundll32.exe	31
PID 2292 wrote to memory of 2952	2292	rundll32.exe	31
PID 2952 wrote to memory of 2620	2952	cmd.exe	33
PID 2952 wrote to memory of 2620	2952	cmd.exe	33
PID 2952 wrote to memory of 2620	2952	cmd.exe	33
PID 2952 wrote to memory of 2620	2952	cmd.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe6db9e1e801d7b09d8d422ff4b654e4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe6db9e1e801d7b09d8d422ff4b654e4_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2292
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\a.reg
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2952
  - - C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
      4⤵
      System Location Discovery: System Language Discovery
      Runs .reg file with regedit
      PID:2620

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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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