ff3b095fdcb45b12a60ba1c914578da6233a047e1111d53c7640db20e9e208c7

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
03/07/2024, 09:09

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General

Target

21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
Size

797KB
MD5

21cf2423cc48b1dd2496bc34b435a932
SHA1

639257ece6992db28a2962a8bde071507ebfce55
SHA256

ff3b095fdcb45b12a60ba1c914578da6233a047e1111d53c7640db20e9e208c7
SHA512

0cb636f041c82bff1b6925f740a2086fd885de12751d15a6bd98daa7d088be46cc5fc6fec650bbf36fd36eeee58acdc0360be405c6158f5137a2a328cd05f0e0
SSDEEP

12288:Hj/kT1PyjoPiAYIvXGtU8VqDPvlZSfpjy/LuYD3Njb0ZM9+LNDiz6vrEFERxv951:D89b7CCuUCjcA6cLvW

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2708	bduirchl.exe

Loads dropped DLL 2 IoCs

pid	Process
1280	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
1280	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MjFDRjI0MjNDQzQ4QjFERD = "C:\\ProgramData\\bduirchl.exe"	bduirchl.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	bduirchl.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	bduirchl.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1280	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
Token: SeDebugPrivilege	2708	bduirchl.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 2708	1280	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe	28
PID 1280 wrote to memory of 2708	1280	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe	28
PID 1280 wrote to memory of 2708	1280	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe	28
PID 1280 wrote to memory of 2708	1280	21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\21cf2423cc48b1dd2496bc34b435a932_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1280
- C:\ProgramData\bduirchl.exe
  "C:\ProgramData\bduirchl.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Checks processor information in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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\svchost.exe

Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
\ProgramData\bduirchl.exe

Filesize
797KB

MD5
21cf2423cc48b1dd2496bc34b435a932

SHA1
639257ece6992db28a2962a8bde071507ebfce55

SHA256
ff3b095fdcb45b12a60ba1c914578da6233a047e1111d53c7640db20e9e208c7

SHA512
0cb636f041c82bff1b6925f740a2086fd885de12751d15a6bd98daa7d088be46cc5fc6fec650bbf36fd36eeee58acdc0360be405c6158f5137a2a328cd05f0e0

Download Submit
memory/1280-0-0x00000000749E1000-0x00000000749E2000-memory.dmp

Filesize
4KB

Download
memory/1280-1-0x00000000749E0000-0x0000000074F8B000-memory.dmp

Filesize
5.7MB

Download
memory/1280-2-0x00000000749E0000-0x0000000074F8B000-memory.dmp

Filesize
5.7MB

Download
memory/1280-14-0x00000000749E0000-0x0000000074F8B000-memory.dmp

Filesize
5.7MB

Download
memory/2708-15-0x00000000749E0000-0x0000000074F8B000-memory.dmp

Filesize
5.7MB

Download
memory/2708-18-0x00000000749E0000-0x0000000074F8B000-memory.dmp

Filesize
5.7MB

Download
memory/2708-19-0x00000000749E0000-0x0000000074F8B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads