2646adabff828013280074c82f898c8acc4248fcb62dea0733061cbdbd5a6c6c

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
08-07-2024 04:58

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General

Target

2b0ee2364eae21ad26c9b2b94ca7e6d7_JaffaCakes118.dll
Size

36KB
MD5

2b0ee2364eae21ad26c9b2b94ca7e6d7
SHA1

1445fa3bcda7b651e8e4c047239d1d36fcd1e710
SHA256

2646adabff828013280074c82f898c8acc4248fcb62dea0733061cbdbd5a6c6c
SHA512

5a1d8576f3e8a311d1d7a32fd73aa6e434889927a2103f7f0a41e17148d9810199fa3fe961c1785102c744fee8521d4de51e77c2daec48b42befcd73c53661e8
SSDEEP

768:BfZ2YidJN5kXcyXrCD1tDMByGqnxGm3+IdW:BedEcyXrC/GsnsGdW

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-1-5-21-2480455240-981575606-1030659066-1000\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-1-5-21-2480455240-981575606-1030659066-1000_Classes\Local Settings	cmd.exe

Runs .reg file with regedit 1 IoCs

pid	Process
1264	regedit.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2188	rundll32.exe
2188	rundll32.exe
2188	rundll32.exe
2188	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 2188	4280	rundll32.exe	83
PID 4280 wrote to memory of 2188	4280	rundll32.exe	83
PID 4280 wrote to memory of 2188	4280	rundll32.exe	83
PID 2188 wrote to memory of 3136	2188	rundll32.exe	85
PID 2188 wrote to memory of 3136	2188	rundll32.exe	85
PID 2188 wrote to memory of 3136	2188	rundll32.exe	85
PID 3136 wrote to memory of 1264	3136	cmd.exe	88
PID 3136 wrote to memory of 1264	3136	cmd.exe	88
PID 3136 wrote to memory of 1264	3136	cmd.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b0ee2364eae21ad26c9b2b94ca7e6d7_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b0ee2364eae21ad26c9b2b94ca7e6d7_JaffaCakes118.dll,#1
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2188
- - 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:3136
  - - C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
      4⤵
      Runs .reg file with regedit
      PID:1264

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

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