39d58e4c55f02f2736eb1dee568dd3ed5e682c8a8908387d87f3580758db586e

Analysis

max time kernel
139s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
02/03/2025, 11:03

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General

Target

JaffaCakes118_3fd106d697d9447d560d6124fd44c78c.dll
Size

136KB
MD5

3fd106d697d9447d560d6124fd44c78c
SHA1

bc57e7ec9cd2549937d560c73d38485c12b2b0b5
SHA256

39d58e4c55f02f2736eb1dee568dd3ed5e682c8a8908387d87f3580758db586e
SHA512

ea1f12d690ab9ca913156e0f98d5d58632a8879e7eaa60a28210568a40c56ae5130f448ae9630819a237030e3f6c10808fdd263c577e83ee755133e0c744631f
SSDEEP

3072:NG9v4jhq/Wg/+y14VyvZ27REiPdPTBft82IO+tLF1:NgvwsH/N1TaqiPdPTBl82IO+tLv

Score

5^/10

discovery

Malware Config

Signatures

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\rundll32.exe.txt	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3596	3640	WerFault.exe	87

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 3 IoCs

description	pid	Process	procid_target
PID 3480 wrote to memory of 3640	3480	rundll32.exe	87
PID 3480 wrote to memory of 3640	3480	rundll32.exe	87
PID 3480 wrote to memory of 3640	3480	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3fd106d697d9447d560d6124fd44c78c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3fd106d697d9447d560d6124fd44c78c.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3640 -s 652
    3⤵
    - Program crash
    PID:3596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3640 -ip 3640
1⤵
PID:832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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