4c40925bd3030e6277ca6b15ce2724e3de1dbe4645229bd61ec3f52d888a6afa

Analysis

max time kernel
16s
max time network
19s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
25/07/2024, 23:14

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General

Target

71a45e759a5740506d18b3b0a69bb7b4_JaffaCakes118.dll
Size

64KB
MD5

71a45e759a5740506d18b3b0a69bb7b4
SHA1

9f0f58c27f3f7cd07024c5b792f2842478da0cb2
SHA256

4c40925bd3030e6277ca6b15ce2724e3de1dbe4645229bd61ec3f52d888a6afa
SHA512

34341696a1c536e1b66e656418e1a5a0459d459de3ff285fae22fe1d44dbbc5d68be9f5802a47d787c7446e5e658204a617ca4f6570c53f2701c82bf3b3c4c34
SSDEEP

768:nBZGFIzzF1/mjNgXFVdl6ih18TRZWsArsglR9kAX6ge6MLZfOnsXE09hLdX5hBa:nPdpcdiQZWpL9kAqge68lvra

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
2976	regedit.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2384	rundll32.exe
2384	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2384	2168	rundll32.exe	30
PID 2168 wrote to memory of 2384	2168	rundll32.exe	30
PID 2168 wrote to memory of 2384	2168	rundll32.exe	30
PID 2168 wrote to memory of 2384	2168	rundll32.exe	30
PID 2168 wrote to memory of 2384	2168	rundll32.exe	30
PID 2168 wrote to memory of 2384	2168	rundll32.exe	30
PID 2168 wrote to memory of 2384	2168	rundll32.exe	30
PID 2384 wrote to memory of 1712	2384	rundll32.exe	31
PID 2384 wrote to memory of 1712	2384	rundll32.exe	31
PID 2384 wrote to memory of 1712	2384	rundll32.exe	31
PID 2384 wrote to memory of 1712	2384	rundll32.exe	31
PID 1712 wrote to memory of 2976	1712	cmd.exe	33
PID 1712 wrote to memory of 2976	1712	cmd.exe	33
PID 1712 wrote to memory of 2976	1712	cmd.exe	33
PID 1712 wrote to memory of 2976	1712	cmd.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\71a45e759a5740506d18b3b0a69bb7b4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\71a45e759a5740506d18b3b0a69bb7b4_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2384
- - 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:1712
  - - 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:2976

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

Download Submit
memory/2384-0-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

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