1230b27d5fdf9857b3da63265886027eb834c4c4f113666971c9aa0408f04b1e

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
11/08/2024, 06:31

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General

Target

89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
Size

49KB
MD5

89596731e1bd33ecb8b7eabb1d28f775
SHA1

0c9147a83c4426822551051b6f3d61c41ff5e052
SHA256

1230b27d5fdf9857b3da63265886027eb834c4c4f113666971c9aa0408f04b1e
SHA512

9a400260d34f4cf7aca5eeb8310b5b2e5c5d433e4e33a4be83a4a96625c4d036b22664c770e5b2f5d2894d28722e40e3e1620ff3edef9f87db8706492d1595eb
SSDEEP

768:YJQxlTziKyzfsVUW/aphA8umsfCyE87UUfOyu+yzcxknR5BdZw5pWHaQvP:tviTcUWyph3sfAmUUfOyuOcRdZw4lvP

Score

10^/10

discovery 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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\msconfig.dat"	svchost.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2640-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral1/memory/2640-15-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2656	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
2944	explorer.exe
1196	Explorer.EXE
2812	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2640 set thread context of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ctfmon.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2656	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
2656	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe
2812	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2656	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
2656	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
1196	Explorer.EXE
2576	ctfmon.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1196	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2812	svchost.exe
2812	svchost.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30
PID 2640 wrote to memory of 2656	2640	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	30
PID 2656 wrote to memory of 2944	2656	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	31
PID 2656 wrote to memory of 2944	2656	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	31
PID 2656 wrote to memory of 2944	2656	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	31
PID 2656 wrote to memory of 2944	2656	89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe	31
PID 2944 wrote to memory of 1196	2944	explorer.exe	21
PID 1196 wrote to memory of 2812	1196	Explorer.EXE	32
PID 1196 wrote to memory of 2812	1196	Explorer.EXE	32
PID 1196 wrote to memory of 2812	1196	Explorer.EXE	32
PID 1196 wrote to memory of 2812	1196	Explorer.EXE	32
PID 1196 wrote to memory of 2812	1196	Explorer.EXE	32
PID 2812 wrote to memory of 2576	2812	svchost.exe	33
PID 2812 wrote to memory of 2576	2812	svchost.exe	33
PID 2812 wrote to memory of 2576	2812	svchost.exe	33
PID 2812 wrote to memory of 2576	2812	svchost.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2640
- - C:\Users\Admin\AppData\Local\Temp\89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
    C:\Users\Admin\AppData\Local\Temp\89596731e1bd33ecb8b7eabb1d28f775_JaffaCakes118.exe
    3⤵
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:2656
  - - C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      4⤵
      Suspicious use of NtSetInformationThreadHideFromDebugger
      Suspicious use of WriteProcessMemory
      PID:2944
- C:\Windows\syswow64\svchost.exe
  "C:\Windows\syswow64\svchost.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Windows\SysWOW64\ctfmon.exe
    ctfmon.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    PID:2576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1196-22-0x0000000002FA0000-0x0000000002FA9000-memory.dmp

Filesize
36KB

Download
memory/2640-1-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/2640-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2640-15-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2656-18-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2656-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2656-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2656-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2656-6-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2656-4-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2656-17-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2656-19-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2656-21-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2656-12-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2812-27-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/2812-31-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/2812-34-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/2812-61-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/2944-26-0x0000000000030000-0x0000000000040000-memory.dmp

Filesize
64KB

Download
memory/2944-30-0x00000000FF850000-0x00000000FFB10000-memory.dmp

Filesize
2.8MB

Download
memory/2944-58-0x00000000FF850000-0x00000000FFB10000-memory.dmp

Filesize
2.8MB

Download