5224e77e3662f69ae1f554ef4737301567411803828355e0718945ecc7f3d6fd

General

Target

2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
Size

1.7MB
MD5

2d95eaa898c7c653be7fe5ad8a8bb394
SHA1

f42293cb82ff3a7f9491b9a2498fd15a4144c407
SHA256

5224e77e3662f69ae1f554ef4737301567411803828355e0718945ecc7f3d6fd
SHA512

b74b177c014d47112f2f236e27b1d8f81ab60255758c12dbb22b07d6d0f4337fc51b3484ad4c87c42d124ae1510f5d4e1e826b17b6cbb90e5ca45b45042f88a3
SSDEEP

49152:V6tGner/kIzUBDDExDf29HZjbDLnZc9NH3:4tGe7nmINOV1tcbX

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2656	system.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Wine	system.exe

Loads dropped DLL 4 IoCs

pid	Process
2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
2656	system.exe
2656	system.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\WINDOWS\\system.exe"	system.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\WINDOWS\\system.exe"	system.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\WINDOWS\system.exe	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
File created	C:\Windows\WINDOWS\system.exe	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
File opened for modification	C:\Windows\WINDOWS\install.sys	system.exe
File created	C:\Windows\WINDOWS\install.sys	system.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\dllfile\shell\open	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\dllfile\shell\open\command\ = "rundll32.exe"	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\dllfile\shell\open\command	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\dllfile	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\dllfile\shell	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
Token: SeDebugPrivilege	2656	system.exe
Token: SeDebugPrivilege	2656	system.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 2656	2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe	30
PID 2968 wrote to memory of 2656	2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe	30
PID 2968 wrote to memory of 2656	2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe	30
PID 2968 wrote to memory of 2656	2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe	30
PID 2968 wrote to memory of 1188	2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe	21
PID 2968 wrote to memory of 1188	2968	2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Users\Admin\AppData\Local\Temp\2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2d95eaa898c7c653be7fe5ad8a8bb394_JaffaCakes118.exe"
  2⤵
  - Identifies Wine through registry keys
  - Loads dropped DLL
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2968
- - C:\Windows\WINDOWS\system.exe
    C:\Windows\WINDOWS\system.exe
    3⤵
    - Executes dropped EXE
    - Identifies Wine through registry keys
    - Loads dropped DLL
    - Adds Run key to start application
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Windows\WINDOWS\install.sys

Filesize
218KB

MD5
90f1d356cd7b40db6b538d867f76f4a1

SHA1
19a9a526ce6cde8af05868cc2c4a1ff215a2d5d9

SHA256
2ab20880df3c26d899fbdb9f093636cebf25c55c826aa8a6838b3de32148c959

SHA512
e47dfb7b21f93dcdb500d42f0a11f85e2c3dd1bdff566ecb8ca9ab69904934f4aa5c4cfdaae820f33796652bf6e32783e7797bb16861b25bc5c7a2006aebc0e9

Download Submit
\Windows\WINDOWS\system.exe

Filesize
1.7MB

MD5
2d95eaa898c7c653be7fe5ad8a8bb394

SHA1
f42293cb82ff3a7f9491b9a2498fd15a4144c407

SHA256
5224e77e3662f69ae1f554ef4737301567411803828355e0718945ecc7f3d6fd

SHA512
b74b177c014d47112f2f236e27b1d8f81ab60255758c12dbb22b07d6d0f4337fc51b3484ad4c87c42d124ae1510f5d4e1e826b17b6cbb90e5ca45b45042f88a3

Download Submit
memory/1188-12-0x00000000025C0000-0x00000000025C1000-memory.dmp

Filesize
4KB

Download
memory/2656-31-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-34-0x0000000004450000-0x00000000044A6000-memory.dmp

Filesize
344KB

Download
memory/2656-16-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-18-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-26-0x0000000004450000-0x0000000004460000-memory.dmp

Filesize
64KB

Download
memory/2656-24-0x0000000004450000-0x00000000044A6000-memory.dmp

Filesize
344KB

Download
memory/2656-56-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-27-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-28-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-29-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-30-0x0000000004450000-0x00000000044A6000-memory.dmp

Filesize
344KB

Download
memory/2656-54-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-33-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-52-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-35-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-37-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-39-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-42-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-44-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-46-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-48-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2656-50-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2968-5-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2968-0-0x0000000013140000-0x0000000013324000-memory.dmp

Filesize
1.9MB

Download
memory/2968-1-0x0000000013141000-0x0000000013146000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads