875b0948253caef020e6c22365eb0a024f2edf5919232aa445cda5d6ff9c6d49

Analysis

max time kernel
96s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30-09-2024 17:07

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General

Target

0265726bc55760cb9d9233b2f44c881c_JaffaCakes118.dll
Size

10KB
MD5

0265726bc55760cb9d9233b2f44c881c
SHA1

4c774862a94f6a99ce951bd224e3d06b3f2dbd41
SHA256

875b0948253caef020e6c22365eb0a024f2edf5919232aa445cda5d6ff9c6d49
SHA512

d4917376a0eb06627c1aa0a51a5b7a3f10b99989276fec99b9714ec7e36d64ff93bcd41e91fe8801480829977761973c2336984a5d068d8c2ea088ffe6a81218
SSDEEP

192:+2c1cIZLlhPI7yxrQtK2K/Nq5/t5GlKPUXbrms:ba/67yx0tTKJlKPUXbr

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4624-0-0x0000000038000000-0x000000003800A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4092	4624	WerFault.exe	82

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 4252 wrote to memory of 4624	4252	rundll32.exe	82
PID 4252 wrote to memory of 4624	4252	rundll32.exe	82
PID 4252 wrote to memory of 4624	4252	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0265726bc55760cb9d9233b2f44c881c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4252
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0265726bc55760cb9d9233b2f44c881c_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4624
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 556
    3⤵
    - Program crash
    PID:4092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4624 -ip 4624
1⤵
PID:2404

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

Replay Monitor

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Downloads

memory/4624-0-0x0000000038000000-0x000000003800A000-memory.dmp

Filesize
40KB

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