dece9137c66f0a9f82c7ea1b466a3a09113dcd2a0efd72190c84c49b15c7cb91

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16-07-2024 03:31

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General

Target

4ca3699b03f898c1664f74369e6edbf0_JaffaCakes118.dll
Size

316KB
MD5

4ca3699b03f898c1664f74369e6edbf0
SHA1

ab356c0d3e68e0b88554b868f92c54112a04d042
SHA256

dece9137c66f0a9f82c7ea1b466a3a09113dcd2a0efd72190c84c49b15c7cb91
SHA512

981f6e9ed5f7729ebe8978db6c9560366689583ee122912706dd1ce1abc7b97e82251aa4249ad88eaa77a18e76ee430a15be713785c68d2c3420605075577d47
SSDEEP

6144:j9hPLMSQIVUujms9uPmubcePeVfUTgTbmNlkC6++OhVU:zjXQIDSLvbDPDQCXjS

Score

8^/10

evasion

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

Executes dropped EXE 1 IoCs

pid	Process
3080	wscsvc32.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1656	rundll32.exe
1656	rundll32.exe
1656	rundll32.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
1656	rundll32.exe
1656	rundll32.exe
1656	rundll32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3080	wscsvc32.exe
3080	wscsvc32.exe
3080	wscsvc32.exe
3080	wscsvc32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 1656	4004	rundll32.exe	83
PID 4004 wrote to memory of 1656	4004	rundll32.exe	83
PID 4004 wrote to memory of 1656	4004	rundll32.exe	83
PID 1656 wrote to memory of 3080	1656	rundll32.exe	87
PID 1656 wrote to memory of 3080	1656	rundll32.exe	87
PID 1656 wrote to memory of 3080	1656	rundll32.exe	87

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableTaskMgr = "1"	wscsvc32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableTaskMgr = "1"	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ca3699b03f898c1664f74369e6edbf0_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ca3699b03f898c1664f74369e6edbf0_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:1656
- - C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
    C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    - System policy modification
    PID:3080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\wscsvc32.exe

Filesize
263KB

MD5
867cba2b0e08abbf25545060ebfc0db2

SHA1
9d5081f2298e5c8a380ef061784b810c0555a2ff

SHA256
3e7f243809643c47cc69c70a00c64493b37493d444c7b6b50c63a7d41d0701fa

SHA512
10d366cc736d9528ee919d5dfb501d5563d674fac688826d0284f2edac2646ad32c92b00de6e4d1a13981bf85e3f4536954caa24203bc191c09685e94aefd70a

Download Submit
memory/1656-0-0x0000000000AC0000-0x0000000000AC6000-memory.dmp

Filesize
24KB

Download
memory/1656-1-0x0000000010001000-0x0000000010004000-memory.dmp

Filesize
12KB

Download
memory/1656-17-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/1656-27-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/1656-35-0x0000000010000000-0x0000000010053000-memory.dmp

Filesize
332KB

Download
memory/3080-6-0x0000000000400000-0x0000000000443C00-memory.dmp

Filesize
271KB

Download
memory/3080-18-0x0000000000400000-0x0000000000443C00-memory.dmp

Filesize
271KB

Download