b78879f396fc790eb1f7ee107499ead23f5decc311aa923e3cf1515fe684b4ac

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03/07/2024, 13:21

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General

Target

227dc054d39fe504cc476cecb993b394_JaffaCakes118.dll
Size

315KB
MD5

227dc054d39fe504cc476cecb993b394
SHA1

ada2cd89e3a518eafd93452dddcaf6f08b84fde4
SHA256

b78879f396fc790eb1f7ee107499ead23f5decc311aa923e3cf1515fe684b4ac
SHA512

6d2d33cb5cdf842e2548ad3a6621a0695680eda6c41642f104cb4a8af65caa58fca06d5a79908bb462a68c6c1142add3c8b0821ffb96b6b928de1a8538dff2d2
SSDEEP

6144:gelBFFfTG9SIkOc0KurgsScWzYeyno5u+sZh+gNwaiRQiEeBvU8w:jlNC9ggMsAhynosZhLNL+QipBB

Score

8^/10

evasion

Malware Config

Signatures

Disables Task Manager via registry modification
evasion

Executes dropped EXE 1 IoCs

pid	Process
4728	wscsvc32.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3952	rundll32.exe
3952	rundll32.exe
3952	rundll32.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3952	rundll32.exe
3952	rundll32.exe
3952	rundll32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4728	wscsvc32.exe
4728	wscsvc32.exe
4728	wscsvc32.exe
4728	wscsvc32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3624 wrote to memory of 3952	3624	rundll32.exe	82
PID 3624 wrote to memory of 3952	3624	rundll32.exe	82
PID 3624 wrote to memory of 3952	3624	rundll32.exe	82
PID 3952 wrote to memory of 4728	3952	rundll32.exe	86
PID 3952 wrote to memory of 4728	3952	rundll32.exe	86
PID 3952 wrote to memory of 4728	3952	rundll32.exe	86

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"	rundll32.exe
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

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\227dc054d39fe504cc476cecb993b394_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\227dc054d39fe504cc476cecb993b394_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:3952
- - 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:4728

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
264KB

MD5
dd92bc3cf743f6d9ff1bf6804462ff4b

SHA1
70284b6ac2d77f5023ab5b7026a0214260e85ccd

SHA256
373f41b40f53bdd391a6f2918284a0fffc99d712e7934a7bd3e189d00af316d9

SHA512
da39cff7189db608b48dfad092b33053b6692016278190f2693122d43e6782c3abe598566dbd67e2c9787f2478f1bd5a21d2c9398acca0b939bf2936a546c777

Download Submit
memory/3952-1-0x0000000010001000-0x0000000010003000-memory.dmp

Filesize
8KB

Download
memory/3952-0-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/3952-17-0x0000000010000000-0x0000000010052000-memory.dmp

Filesize
328KB

Download
memory/3952-29-0x0000000010000000-0x0000000010052000-memory.dmp

Filesize
328KB

Download
memory/3952-35-0x0000000010000000-0x0000000010052000-memory.dmp

Filesize
328KB

Download
memory/4728-6-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4728-18-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download