239fe45fb6166342ec691d8b328b7b0587814589de776ab017b2825ffa87e230

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
11/08/2024, 22:46

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General

Target

8c48c9031ff9ddcce4d4dc7ddd612fb4_JaffaCakes118.dll
Size

36KB
MD5

8c48c9031ff9ddcce4d4dc7ddd612fb4
SHA1

840cfd08c0d1d1a32fb0073314568c9887abd3b5
SHA256

239fe45fb6166342ec691d8b328b7b0587814589de776ab017b2825ffa87e230
SHA512

28ebc4a654df34a5802e29d03c0d8742e2774b5774268aaaeec59cedf1b080cb14452ba34e6f26889f606d974b8b0879efcdd2985c3d9c8d965dcb2447927d1f
SSDEEP

768:8t8dldJN5LXcyXrCD1tDMByGqnXm3+AVWEvaLW:fdzcyXrC/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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regedit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.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
2984	regedit.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2672	rundll32.exe
2672	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2672	2372	rundll32.exe	30
PID 2372 wrote to memory of 2672	2372	rundll32.exe	30
PID 2372 wrote to memory of 2672	2372	rundll32.exe	30
PID 2372 wrote to memory of 2672	2372	rundll32.exe	30
PID 2372 wrote to memory of 2672	2372	rundll32.exe	30
PID 2372 wrote to memory of 2672	2372	rundll32.exe	30
PID 2372 wrote to memory of 2672	2372	rundll32.exe	30
PID 2672 wrote to memory of 2828	2672	rundll32.exe	31
PID 2672 wrote to memory of 2828	2672	rundll32.exe	31
PID 2672 wrote to memory of 2828	2672	rundll32.exe	31
PID 2672 wrote to memory of 2828	2672	rundll32.exe	31
PID 2828 wrote to memory of 2984	2828	cmd.exe	33
PID 2828 wrote to memory of 2984	2828	cmd.exe	33
PID 2828 wrote to memory of 2984	2828	cmd.exe	33
PID 2828 wrote to memory of 2984	2828	cmd.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c48c9031ff9ddcce4d4dc7ddd612fb4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c48c9031ff9ddcce4d4dc7ddd612fb4_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2672
- - 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:2828
  - - 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:2984

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

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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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