c78479b5562b1896ece0a0f15c73a440725a7b8152a2caa25af822b2b1d845dc

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-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe"	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2924-4-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/2924-5-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/2924-9-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/2924-11-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/2924-12-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/2924-13-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/2924-14-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/2924-15-0x0000000000400000-0x0000000000413000-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-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\S1314326 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe"	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2872 set thread context of 2924	2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	30

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2924	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2924	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2924	2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2924	2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2924	2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2924	2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2924	2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2924	2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2924	2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	30
PID 2872 wrote to memory of 2924	2872	33c4081dd39045aa4b657efea4bd4e57_JaffaCakes118.exe	30

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:2872
- 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:2924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2924-2-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2924-4-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2924-5-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2924-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2924-9-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2924-11-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2924-12-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2924-13-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2924-14-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2924-15-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads