43d7182f818869d94e4bd1e16bd157f1981aa9002bdc689ce2736b29354ec178

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
31-08-2024 21:03

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General

Target

cd98c33b8c684c19e1571187a8ff3234_JaffaCakes118.dll
Size

188KB
MD5

cd98c33b8c684c19e1571187a8ff3234
SHA1

35714eaeb855124cfbf9607132db4d2bcbde3288
SHA256

43d7182f818869d94e4bd1e16bd157f1981aa9002bdc689ce2736b29354ec178
SHA512

4079f15f6b4c297d2b5ecb935570909eabcd3e6f08e613b55e8e645f2d5cd858b15edcea1fbbb1cac7db1cb82521abf7e7bf497d2fd130ec0e2b75ce0b66ce6c
SSDEEP

3072:CYQNHPn7TboFfVqQlXt4veso+nfXNyMDKieHeLvMr9y8ZoIyseKwXlc38/:C1lPn7XoOYyvxo+nfXNJD3U8D3KElcs

Score

7^/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/1504-0-0x0000000000400000-0x000000000044B000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3676	1504	WerFault.exe	84

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 3820 wrote to memory of 1504	3820	rundll32.exe	84
PID 3820 wrote to memory of 1504	3820	rundll32.exe	84
PID 3820 wrote to memory of 1504	3820	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd98c33b8c684c19e1571187a8ff3234_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd98c33b8c684c19e1571187a8ff3234_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1504
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1504 -s 544
    3⤵
    - Program crash
    PID:3676

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1504 -ip 1504
1⤵
PID:2932

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/1504-0-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1504-1-0x0000000002B70000-0x0000000002B84000-memory.dmp

Filesize
80KB

Download