2db8e98e7384c2603987607ba5d7436f397a22c2e1946090ebbdbbc6e4174e7a

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/09/2024, 01:12

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General

Target

ce4f34dbf8e0e4141f5a316dc65a16ab_JaffaCakes118.dll
Size

140KB
MD5

ce4f34dbf8e0e4141f5a316dc65a16ab
SHA1

8ec78a6fc368580a69022f98e12b4e7ad722111e
SHA256

2db8e98e7384c2603987607ba5d7436f397a22c2e1946090ebbdbbc6e4174e7a
SHA512

4a2c09086640fbd442b17d72e7eaf3834fce508a112de9c0f73bfd2b769a3b34b9699d9ce9fa345d61a8a7441ee838cb69c10563ff30505be4a0220c6bd9a202
SSDEEP

3072:JtJe09DcKlthXLmK5Vjh/WgkzeJKPjJ6mIZR7:JtJX5cKlthXLHjh/WhzeKJ6J

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
2148	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2148	2236	rundll32.exe	31
PID 2236 wrote to memory of 2148	2236	rundll32.exe	31
PID 2236 wrote to memory of 2148	2236	rundll32.exe	31
PID 2236 wrote to memory of 2148	2236	rundll32.exe	31
PID 2236 wrote to memory of 2148	2236	rundll32.exe	31
PID 2236 wrote to memory of 2148	2236	rundll32.exe	31
PID 2236 wrote to memory of 2148	2236	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce4f34dbf8e0e4141f5a316dc65a16ab_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce4f34dbf8e0e4141f5a316dc65a16ab_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2148

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/2148-0-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download
memory/2148-1-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/2148-4-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download
memory/2148-6-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download