4ea476118324a38fca8d5adee4c236e8f9ebfbc3c0139bd80354cb7aa1f7d807

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
02/08/2024, 03:17

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General

Target

82d69f95452d8cda6c48c9e741828128_JaffaCakes118.dll
Size

68KB
MD5

82d69f95452d8cda6c48c9e741828128
SHA1

caf20d0c97a5ef36705934141c29958f514be4f7
SHA256

4ea476118324a38fca8d5adee4c236e8f9ebfbc3c0139bd80354cb7aa1f7d807
SHA512

978b42004ecb102710e72573e0ce24b65fa5f031e0ca5463d61548f261e0cbbda379a9f0a55acc9d0db056cf6c46cd1d64ae199a8eba49367fc11c54c1aba6e2
SSDEEP

1536:YMI9LVGxwlXxQhEPouJL18xsR0o6SCDKToBw0VdKOS57r:Y1PGnhkTL18xs69LMoBw0VdKOW7r

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	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 1 IoCs

pid	Process
2056	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2056	2532	rundll32.exe	30
PID 2532 wrote to memory of 2056	2532	rundll32.exe	30
PID 2532 wrote to memory of 2056	2532	rundll32.exe	30
PID 2532 wrote to memory of 2056	2532	rundll32.exe	30
PID 2532 wrote to memory of 2056	2532	rundll32.exe	30
PID 2532 wrote to memory of 2056	2532	rundll32.exe	30
PID 2532 wrote to memory of 2056	2532	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\82d69f95452d8cda6c48c9e741828128_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\82d69f95452d8cda6c48c9e741828128_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2056

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

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/2056-0-0x0000000000140000-0x000000000014A000-memory.dmp

Filesize
40KB

Download
memory/2056-1-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2056-4-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2056-6-0x0000000000140000-0x000000000014A000-memory.dmp

Filesize
40KB

Download