b04e6cd51d3d2ae977d31988b9a0b79f0a43f6186c179eab8a6950b4c919a506

Analysis

max time kernel
140s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 06:21

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General

Target

094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Size

74KB
MD5

094a95e9b6a43fa6c4ad93e780f52418
SHA1

5c5d257a6b6930592f296229941e1c38d164b724
SHA256

b04e6cd51d3d2ae977d31988b9a0b79f0a43f6186c179eab8a6950b4c919a506
SHA512

06b4e46681390d10338697ce4930e46bff1e8b568cbef53c1e1c20299c1e409e1b7f904f4e7fb0939f30dbbf49c101e5c899072c30928cec6ff3243f4a8afd76
SSDEEP

1536:A87rh9nDkYTflvGjdo1bp/7i0wdc4jjW/UB15j:B7tZkYTJejcqq/UB15j

Score

8^/10

discovery persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ClipSrv = "C:\\Windows\\clipsrv.exe /waitservice"	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ComRepl = "C:\\Windows\\System32\\drivers\\comrepl.exe /waitservice"	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\comrepl.exe	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3840	spoolsv.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\clipsrv.exe	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
File created	C:\Windows\clipsrv.exe	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe

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	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spoolsv.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Esent Utl = "C:\\Users\\Admin\\AppData\\Roaming\\esentutl.exe /waitservice"	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4332 wrote to memory of 3840	4332	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe	83
PID 4332 wrote to memory of 3840	4332	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe	83
PID 4332 wrote to memory of 3840	4332	094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\094a95e9b6a43fa6c4ad93e780f52418_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Drops file in Drivers directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:4332
- C:\Users\Admin\AppData\Roaming\spoolsv.exe
  C:\Users\Admin\AppData\Roaming\spoolsv.exe /waitservice
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3840

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\clipsrv.exe

Filesize
74KB

MD5
094a95e9b6a43fa6c4ad93e780f52418

SHA1
5c5d257a6b6930592f296229941e1c38d164b724

SHA256
b04e6cd51d3d2ae977d31988b9a0b79f0a43f6186c179eab8a6950b4c919a506

SHA512
06b4e46681390d10338697ce4930e46bff1e8b568cbef53c1e1c20299c1e409e1b7f904f4e7fb0939f30dbbf49c101e5c899072c30928cec6ff3243f4a8afd76

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads