95efec2d76ce181a538501eaa8d842b8fcff9562c038b4bfc2c79ec9785de26f

Analysis

max time kernel
150s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09-07-2024 10:14

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General

Target

2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe
Size

392KB
MD5

2ff5ca3e7759afb743f4e57c9a825451
SHA1

d7f37c0a3a3e1514ef85646726aa7795fe536860
SHA256

95efec2d76ce181a538501eaa8d842b8fcff9562c038b4bfc2c79ec9785de26f
SHA512

3ec7ef42944468ad23d016a2502b6e38a33e656deb77105e04876fc0013563116b6a77c3c38fa4e5e48156ab5a5a6e357f80fab4a04e0722d8b222b476996c39
SSDEEP

6144:48DIpZ8df86s0iC5sMwQ3BT+iNNJajBaiOVMIIy360VNJ9kVclv:4ZpOfqC5sNQRC8HajBaLMobVNJ9ec

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4444	mF31004JcNnL31004.exe

Executes dropped EXE 1 IoCs

pid	Process
4444	mF31004JcNnL31004.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/392-6-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral2/memory/392-13-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral2/memory/4444-20-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral2/memory/4444-23-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral2/memory/4444-30-0x0000000000400000-0x00000000004BF000-memory.dmp	upx
behavioral2/memory/4444-42-0x0000000000400000-0x00000000004BF000-memory.dmp	upx

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\USER\S-1-5-21-3642458265-1901903390-453309326-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\mF31004JcNnL31004 = "C:\\ProgramData\\mF31004JcNnL31004\\mF31004JcNnL31004.exe"	mF31004JcNnL31004.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
392	2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe
392	2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	392	2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe
Token: SeDebugPrivilege	4444	mF31004JcNnL31004.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4444	mF31004JcNnL31004.exe
4444	mF31004JcNnL31004.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 4444	392	2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe	86
PID 392 wrote to memory of 4444	392	2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe	86
PID 392 wrote to memory of 4444	392	2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe	86

C:\Users\Admin\AppData\Local\Temp\2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:392
- C:\ProgramData\mF31004JcNnL31004\mF31004JcNnL31004.exe
  "C:\ProgramData\mF31004JcNnL31004\mF31004JcNnL31004.exe" "C:\Users\Admin\AppData\Local\Temp\2ff5ca3e7759afb743f4e57c9a825451_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:4444

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

C:\ProgramData\mF31004JcNnL31004\mF31004JcNnL31004.exe

Filesize
392KB

MD5
558bcad55b71dc8f9b0080e5aaa8fce5

SHA1
9b6151c13d5e378ce18b0067ac2ca7ce350d284d

SHA256
29f87021a01c398f6608cb1cfcfe1989286115e35243a1380b314649d912a91b

SHA512
932196c059331034fb4b7f05e3f89268aaf22903bc0495ecbee4846aee4656aad368d49311407a4b60ab3ecb32ab7f997d83cd6c573a85774cff4fe832eedb5d

Download Submit
memory/392-0-0x0000000000670000-0x0000000000671000-memory.dmp

Filesize
4KB

Download
memory/392-6-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/392-13-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/4444-14-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/4444-20-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/4444-23-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/4444-30-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download
memory/4444-42-0x0000000000400000-0x00000000004BF000-memory.dmp

Filesize
764KB

Download