8811172a364859260387c1f326acbe00583eb4dfd4f920454b224f53446de2f5

Analysis

max time kernel
53s
max time network
63s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
06/07/2024, 15:39

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General

Target

28afcd0a36f3a914790bab2a37daf828_JaffaCakes118.dll
Size

60KB
MD5

28afcd0a36f3a914790bab2a37daf828
SHA1

3a0c788085c58f76153c99391cd0187b171b8d70
SHA256

8811172a364859260387c1f326acbe00583eb4dfd4f920454b224f53446de2f5
SHA512

8b07a5c8dcc957d3367ea74dc2263c7ece4c5a503ca5d4a32953995257da60f52b05b49b1cd94e643a11ff29328c4ff889fb7c26cb5bf72268448d018b2e29df
SSDEEP

768:wBZX+Nzp4mjNx4Ss4l6iE18++uWdB9GBc81f+Iw5BLJUXNPgH9nmscYp:wPdc2inuWdB9r8YXPJY2BmscYp

Score

8^/10

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-1-5-21-2539840389-1261165778-1087677076-1000\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

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-1-5-21-2539840389-1261165778-1087677076-1000_Classes\Local Settings	cmd.exe

Runs .reg file with regedit 1 IoCs

pid	Process
3672	regedit.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4496	rundll32.exe
4496	rundll32.exe
4496	rundll32.exe
4496	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 4496	1488	rundll32.exe	81
PID 1488 wrote to memory of 4496	1488	rundll32.exe	81
PID 1488 wrote to memory of 4496	1488	rundll32.exe	81
PID 4496 wrote to memory of 764	4496	rundll32.exe	82
PID 4496 wrote to memory of 764	4496	rundll32.exe	82
PID 4496 wrote to memory of 764	4496	rundll32.exe	82
PID 764 wrote to memory of 3672	764	cmd.exe	84
PID 764 wrote to memory of 3672	764	cmd.exe	84
PID 764 wrote to memory of 3672	764	cmd.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\28afcd0a36f3a914790bab2a37daf828_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\28afcd0a36f3a914790bab2a37daf828_JaffaCakes118.dll,#1
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4496
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\a.reg
    3⤵
    - Checks computer location settings
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:764
  - - C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
      4⤵
      Runs .reg file with regedit
      PID:3672

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

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

Download Submit
memory/4496-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

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