c5d5c871ca73a88ae571bc7dcf7bd03083f7a0c396b2ec10448c95f969b1a2f0

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/08/2024, 16:54

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

96e15a83de5f8fb01d76ce478f1b92f3_JaffaCakes118.dll
Size

60KB
MD5

96e15a83de5f8fb01d76ce478f1b92f3
SHA1

af936560c3ad3b067d07ba27ef93a3df86d22b59
SHA256

c5d5c871ca73a88ae571bc7dcf7bd03083f7a0c396b2ec10448c95f969b1a2f0
SHA512

a16f766c7d868033276d33670684bd8ef3f378641c0e234883eaff346e4d40ea7981e5f5bfe92a1edae4151aaffbf6f40f82009361f647211e91a82294a9a78e
SSDEEP

768:nBZX+Nzp4mjNx4Ds4l6iE18++uWdB9GBc81f+Iw5BLJUXNPgH9nmscY:nPdc1inuWdB9r8YXPJY2BmscY

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-1-5-21-656926755-4116854191-210765258-1000\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-1-5-21-656926755-4116854191-210765258-1000_Classes\Local Settings	cmd.exe

Runs .reg file with regedit 1 IoCs

pid	Process
2836	regedit.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1304	rundll32.exe
1304	rundll32.exe
1304	rundll32.exe
1304	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3764 wrote to memory of 1304	3764	rundll32.exe	84
PID 3764 wrote to memory of 1304	3764	rundll32.exe	84
PID 3764 wrote to memory of 1304	3764	rundll32.exe	84
PID 1304 wrote to memory of 2412	1304	rundll32.exe	85
PID 1304 wrote to memory of 2412	1304	rundll32.exe	85
PID 1304 wrote to memory of 2412	1304	rundll32.exe	85
PID 2412 wrote to memory of 2836	2412	cmd.exe	89
PID 2412 wrote to memory of 2836	2412	cmd.exe	89
PID 2412 wrote to memory of 2836	2412	cmd.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\96e15a83de5f8fb01d76ce478f1b92f3_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\96e15a83de5f8fb01d76ce478f1b92f3_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1304
- - 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:2412
  - - 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:2836

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

Loading Replay Monitor...

Downloads

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

Filesize
152B

MD5
b100f5324ef74ded0b998e64d07a2e19

SHA1
40b0d7f51bf2dd8451f1b723d21355c471a5fa46

SHA256
3db613d24a75ae220891698c055e1c580a42e58564f568a0510db87581cc2042

SHA512
c12391bb37c334074f7d7e1257b6364fd5cbce848e0a8fe15b8326f54fd9568fe3baec58618c4334027a774a06a08ec249cb71db925c1f85feee6a3d3a816c04

Download Submit
memory/1304-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download