a20994444f07d90e92904b078a19dd786ebec5a7ea2e026927f7194759c2305c

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
21/08/2024, 09:48

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General

Target

b2fd79d8d8b827c9e6bcd927c834ea41_JaffaCakes118.dll
Size

52KB
MD5

b2fd79d8d8b827c9e6bcd927c834ea41
SHA1

fb9da31ed41c9086d22ea6f6cf703766ec176576
SHA256

a20994444f07d90e92904b078a19dd786ebec5a7ea2e026927f7194759c2305c
SHA512

ab0d47cdf7d93fb0d8db3f308e9f7ae8394cd27b6652895914a2547668049c6a3e1b0990519b374db1e6d2938aaca9d4d9fb879583e34e2ada2cb263668b2403
SSDEEP

1536:cU2Ou0kdAWZqQ2dQmaBZu1L0+mILbEX2:cUG0eAWUQ2KBZu1Llm

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\msdebug.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\msdebug.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 6 IoCs

pid	Process
2024	rundll32.exe
2024	rundll32.exe
2024	rundll32.exe
2024	rundll32.exe
2024	rundll32.exe
2024	rundll32.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2024	rundll32.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2024	rundll32.exe
Token: SeDebugPrivilege	2024	rundll32.exe
Token: SeDebugPrivilege	2024	rundll32.exe
Token: SeLoadDriverPrivilege	2024	rundll32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2852 wrote to memory of 2024	2852	rundll32.exe	30
PID 2852 wrote to memory of 2024	2852	rundll32.exe	30
PID 2852 wrote to memory of 2024	2852	rundll32.exe	30
PID 2852 wrote to memory of 2024	2852	rundll32.exe	30
PID 2852 wrote to memory of 2024	2852	rundll32.exe	30
PID 2852 wrote to memory of 2024	2852	rundll32.exe	30
PID 2852 wrote to memory of 2024	2852	rundll32.exe	30
PID 2024 wrote to memory of 1232	2024	rundll32.exe	21

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1232
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2fd79d8d8b827c9e6bcd927c834ea41_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2852
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b2fd79d8d8b827c9e6bcd927c834ea41_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:2024

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/1232-5-0x0000000002180000-0x0000000002181000-memory.dmp

Filesize
4KB

Download
memory/2024-1-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/2024-3-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/2024-2-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download
memory/2024-0-0x0000000010000000-0x000000001000D000-memory.dmp

Filesize
52KB

Download