796219630fc3e24f622515c674379860e5dab09a87fad86116853ab3d814b2fa

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
11/03/2025, 00:35

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General

Target

JaffaCakes118_623603ffaae2d9f3c8e4d95bac4a1d1a.dll
Size

119KB
MD5

623603ffaae2d9f3c8e4d95bac4a1d1a
SHA1

04747a700705dabf4b799d1da4f3c9e4be2ecb3d
SHA256

796219630fc3e24f622515c674379860e5dab09a87fad86116853ab3d814b2fa
SHA512

0e95b14168b885456c309e5cfaa0bca25167f3952929dcd38586b789bc168c3b6cf852e382cd2700cdecf33145059ca38757f2cb532ee880ce761f5601308962
SSDEEP

3072:5+RGr/IKKNwhTPu3FwuBcpS717iv83P8Xyb7:Awr/IK1PyZBYMGv83P8XQ

Score

8^/10

discovery persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 3 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{bavcdkzj-vrjc-ggkf-leja-dxnp76lapchw}\ = "ÏµÍ³ÉèÖÃ"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{bavcdkzj-vrjc-ggkf-leja-dxnp76lapchw}\stubpath = "þÿÿÿX"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{bavcdkzj-vrjc-ggkf-leja-dxnp76lapchw}	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 use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1888 wrote to memory of 1876	1888	rundll32.exe	30
PID 1888 wrote to memory of 1876	1888	rundll32.exe	30
PID 1888 wrote to memory of 1876	1888	rundll32.exe	30
PID 1888 wrote to memory of 1876	1888	rundll32.exe	30
PID 1888 wrote to memory of 1876	1888	rundll32.exe	30
PID 1888 wrote to memory of 1876	1888	rundll32.exe	30
PID 1888 wrote to memory of 1876	1888	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_623603ffaae2d9f3c8e4d95bac4a1d1a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_623603ffaae2d9f3c8e4d95bac4a1d1a.dll,#1
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - System Location Discovery: System Language Discovery
  PID:1876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads