40c913b6837bb03dd168536710d88a05faa6a6956b1c210758a0979a6782bf62

Analysis

max time kernel
129s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
06-05-2024 17:22

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General

Target

1d92475e5f11ddf8256835c4bfb196a3_JaffaCakes118.exe
Size

175KB
MD5

1d92475e5f11ddf8256835c4bfb196a3
SHA1

c40bc3e3fd25bf6b872b0e7953c9f5d833b522de
SHA256

40c913b6837bb03dd168536710d88a05faa6a6956b1c210758a0979a6782bf62
SHA512

170fac19f61ade42c378811c6f11e91f62319c0b7ad77a9f1138db867bbd21ad48c54d1b3689b8e1d77be483e1a0b39bfe90dc6935e662c5f87aa823b8fc58d6
SSDEEP

3072:NLuXzXwYyr6Dooc245Wi6BrurQddYuscHUA4nKH6TeKtZiM+CC55wl+:NpCbprurQduux4nK6eKtczCO2l+

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1872	1d92475e5f11ddf8256835c4bfb196a3_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3480	1872	WerFault.exe	82

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1872 wrote to memory of 816	1872	1d92475e5f11ddf8256835c4bfb196a3_JaffaCakes118.exe	89
PID 1872 wrote to memory of 816	1872	1d92475e5f11ddf8256835c4bfb196a3_JaffaCakes118.exe	89
PID 1872 wrote to memory of 816	1872	1d92475e5f11ddf8256835c4bfb196a3_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\1d92475e5f11ddf8256835c4bfb196a3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1d92475e5f11ddf8256835c4bfb196a3_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1872
- C:\Users\Admin\AppData\Local\Temp\1d92475e5f11ddf8256835c4bfb196a3_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\1d92475e5f11ddf8256835c4bfb196a3_JaffaCakes118.exe"
  2⤵
  PID:816
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1872 -s 920
  2⤵
  - Program crash
  PID:3480

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1872 -ip 1872
1⤵
PID:3048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\nsi2943.tmp\System.dll

Filesize
11KB

MD5
3f176d1ee13b0d7d6bd92e1c7a0b9bae

SHA1
fe582246792774c2c9dd15639ffa0aca90d6fd0b

SHA256
fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

SHA512
0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

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