0db00322fc06454437f9c9313bb580af976029e8361da55fd2d45cbccbd7ed96

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/02/2025, 20:50

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General

Target

JaffaCakes118_981e50ff2249ae211a68bac89262118f.dll
Size

92KB
MD5

981e50ff2249ae211a68bac89262118f
SHA1

26f73554c2743ffee02d045d96c9350a21af6941
SHA256

0db00322fc06454437f9c9313bb580af976029e8361da55fd2d45cbccbd7ed96
SHA512

2d1cd532227f517b8449daa0fb429fb2cd8bb74c657346ca2b8653a013111cb44a1e59bf20497391d2997744fc699df1524cf7a445d2e189154512562e63da66
SSDEEP

768:GpqtLwfjq3MrdWXCYqUiVT4TEKokJsO6wgSdndgbvlx9Q0Jo7mHG7nISe+NoAO7D:fAjmOUY4T7aD4d+v9QL7iQraduJE

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
2104	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2104	2212	rundll32.exe	30
PID 2212 wrote to memory of 2104	2212	rundll32.exe	30
PID 2212 wrote to memory of 2104	2212	rundll32.exe	30
PID 2212 wrote to memory of 2104	2212	rundll32.exe	30
PID 2212 wrote to memory of 2104	2212	rundll32.exe	30
PID 2212 wrote to memory of 2104	2212	rundll32.exe	30
PID 2212 wrote to memory of 2104	2212	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_981e50ff2249ae211a68bac89262118f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_981e50ff2249ae211a68bac89262118f.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2104

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/2104-0-0x0000000000130000-0x0000000000139000-memory.dmp

Filesize
36KB

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memory/2104-3-0x0000000000130000-0x0000000000139000-memory.dmp

Filesize
36KB

Download