43c7f8fa48311d095da56fa67e2d0b6fbd974a8c38902c48d3b595e541f936ed

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13/07/2024, 10:21

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General

Target

4147bdafebe72748873e94d494bd0b4c_JaffaCakes118.dll
Size

268KB
MD5

4147bdafebe72748873e94d494bd0b4c
SHA1

af7ef34916d552316890f6c1ddd462aada83f3d5
SHA256

43c7f8fa48311d095da56fa67e2d0b6fbd974a8c38902c48d3b595e541f936ed
SHA512

2d276d6fa9554df0127a01ea35a35e7362f3acc3efc613529a03b526f447d167bcd35240b49fb160f0ae9731cb1654004f55ac1de8d1f8169f10080c2c4b65b2
SSDEEP

6144:vT9NeKOrCcQZIcNnZCOz0zrVUpPwzboSTCcpxSDtlIV2SWg0T:vT9oKOrC35R0zZ+PMborSSsV2SwT

Score

6^/10

persistence

Malware Config

Signatures

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\Pnuyakus = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\4147bdafebe72748873e94d494bd0b4c_JaffaCakes118.dll\",Startup"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1660	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1660	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30
PID 1916 wrote to memory of 1660	1916	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4147bdafebe72748873e94d494bd0b4c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4147bdafebe72748873e94d494bd0b4c_JaffaCakes118.dll,#1
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1660

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1660-1-0x00000000001C0000-0x0000000000200000-memory.dmp

Filesize
256KB

Download
memory/1660-0-0x00000000001C0000-0x0000000000200000-memory.dmp

Filesize
256KB

Download
memory/1660-3-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/1660-12-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/1660-14-0x00000000001C0000-0x0000000000200000-memory.dmp

Filesize
256KB

Download
memory/1660-15-0x00000000001C0000-0x0000000000200000-memory.dmp

Filesize
256KB

Download