2c2deca92b5b925df444bfe27da4fb908c64c3dacd97b101d071f76b0e8727e6

Analysis

max time kernel
136s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
23/07/2024, 21:50

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General

Target

6912cecd2b583db51b030f68d6d5ec57_JaffaCakes118.dll
Size

36KB
MD5

6912cecd2b583db51b030f68d6d5ec57
SHA1

5f243ac9161bc8d961c3e0344014a20f0edcd372
SHA256

2c2deca92b5b925df444bfe27da4fb908c64c3dacd97b101d071f76b0e8727e6
SHA512

b548fd445e884308e3917adfaef5270bd432ff7d854b84673e699ac7024f246ac5ede120a934e288e06e645b0419c769a4c8f904ad3eec88f41c85bfebad25f4
SSDEEP

384:1OgGIbRJpai9c49Wigp5/y+ixe1+B6BDR+v+I7J3SvwKF58o2iU+:/jgiGxy+is1M6BDRK97J3+ZFWo2iU+

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

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-1-5-21-1176886754-713327781-2233697964-1000\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

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 2 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "regedit.exe /s \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000_Classes\Local Settings	cmd.exe

Runs .reg file with regedit 1 IoCs

pid	Process
4496	regedit.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5068	rundll32.exe
5068	rundll32.exe
5068	rundll32.exe
5068	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 5068	2296	rundll32.exe	84
PID 2296 wrote to memory of 5068	2296	rundll32.exe	84
PID 2296 wrote to memory of 5068	2296	rundll32.exe	84
PID 5068 wrote to memory of 1644	5068	rundll32.exe	85
PID 5068 wrote to memory of 1644	5068	rundll32.exe	85
PID 5068 wrote to memory of 1644	5068	rundll32.exe	85
PID 1644 wrote to memory of 4496	1644	cmd.exe	87
PID 1644 wrote to memory of 4496	1644	cmd.exe	87
PID 1644 wrote to memory of 4496	1644	cmd.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6912cecd2b583db51b030f68d6d5ec57_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6912cecd2b583db51b030f68d6d5ec57_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:5068
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\a.reg
    3⤵
    - Checks computer location settings
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:1644
  - - 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:4496

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

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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