3a092179e5698374f4d688ede40a84a1b7fa3220f8b266f1edf143e554d6446a

Analysis

max time kernel
94s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 17:44

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General

Target

b034c5a4d25017a4709dabef2b58e5cb_JaffaCakes118.dll
Size

17KB
MD5

b034c5a4d25017a4709dabef2b58e5cb
SHA1

8d927d45c4c66055e5d6e796f3aae9a0baf2e268
SHA256

3a092179e5698374f4d688ede40a84a1b7fa3220f8b266f1edf143e554d6446a
SHA512

20625cbdea9507e6bbfe4954e329a356d906d8243ba0a1170d14f8a9ab745b7dd8fc5695f4f23e42977e85122834dc57c0d02a2f8c427013dd605c90a7e77976
SSDEEP

192:777fp8z9YOrmPWFWoIk/+dUOjCVpOTn4mZE1eK5X141MRv4IsWnFBjWscLf9Ql+H:TWZm+FuPiS4ma1eKfWIDj8GAFfZN9Vm

Score

8^/10

discovery persistence

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Drivers\CelInDriver.sys	rundll32.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\CelInDrv\ImagePath = "\\??\\C:\\Windows\\system32\\Drivers\\CelInDriver.sys"	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\windds32.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\windds32.dll	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4084	rundll32.exe
4084	rundll32.exe
4084	rundll32.exe
4084	rundll32.exe
4084	rundll32.exe
4084	rundll32.exe
4084	rundll32.exe
4084	rundll32.exe
4084	rundll32.exe
4084	rundll32.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4084	rundll32.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4084	rundll32.exe
Token: SeDebugPrivilege	4084	rundll32.exe
Token: SeDebugPrivilege	4084	rundll32.exe
Token: SeLoadDriverPrivilege	4084	rundll32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4488 wrote to memory of 4084	4488	rundll32.exe	84
PID 4488 wrote to memory of 4084	4488	rundll32.exe	84
PID 4488 wrote to memory of 4084	4488	rundll32.exe	84
PID 4084 wrote to memory of 3544	4084	rundll32.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3544
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b034c5a4d25017a4709dabef2b58e5cb_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4488
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b034c5a4d25017a4709dabef2b58e5cb_JaffaCakes118.dll,#1
    3⤵
    - Drops file in Drivers directory
    - Sets service image path in registry
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: LoadsDriver
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4084

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

memory/4084-0-0x0000000010000000-0x000000001000C000-memory.dmp

Filesize
48KB

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memory/4084-1-0x0000000000E20000-0x0000000000E21000-memory.dmp

Filesize
4KB

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