c78479b5562b1896ece0a0f15c73a440725a7b8152a2caa25af822b2b1d845dc

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
10/07/2024, 07:19

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General

Target

33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe
Size

64KB
MD5

33c4081dd39045aa4b657efea4bd4e57
SHA1

8944335ecc2923d03135b33c852b3f5db8ccad38
SHA256

c78479b5562b1896ece0a0f15c73a440725a7b8152a2caa25af822b2b1d845dc
SHA512

5190af261c795880d71e753f22a703e5f121d7776f5eb5a0fc9fe1611fcca3b39265b1346e346f50f0c88e5cc3e1e1f6743ec84cd8d7cf0e7f33d1334d8ddf8a
SSDEEP

768:DOwbjZgUymk2CFmm4eXDTlyfXHZzSTvF5a1rZgUymk2H1hcNpKIP11pC8aI/yLuN:pjZlIrXuMFs1rZlHzcNpK6BC8ZWuN

Score

10^/10

persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe"	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4488-2-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/4488-5-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/4488-4-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/4488-6-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/4488-7-0x0000000000400000-0x0000000000413000-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-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\S1002160 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe"	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3940 set thread context of 4488	3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	84

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4488	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4488	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3940 wrote to memory of 4488	3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	84
PID 3940 wrote to memory of 4488	3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	84
PID 3940 wrote to memory of 4488	3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	84
PID 3940 wrote to memory of 4488	3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	84
PID 3940 wrote to memory of 4488	3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	84
PID 3940 wrote to memory of 4488	3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	84
PID 3940 wrote to memory of 4488	3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	84
PID 3940 wrote to memory of 4488	3940	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Users\Admin\AppData\Local\Temp\33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Adds Run key to start application
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  PID:4488

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

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4488-2-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4488-5-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4488-4-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4488-6-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4488-7-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads