42cf9588004babb145fbdd913e52adbb04a6fc885f5ec8dc6f238348c87f7cd1

Analysis

max time kernel
93s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 19:55

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

d5050f3d2bc0144ea38cb593b9b00330_JaffaCakes118.dll
Size

524KB
MD5

d5050f3d2bc0144ea38cb593b9b00330
SHA1

767f6a9b8f2609046f6b1b983f29d975d952eb2c
SHA256

42cf9588004babb145fbdd913e52adbb04a6fc885f5ec8dc6f238348c87f7cd1
SHA512

a82762681d733da3f013b0d9f930439cd587edd2b479b6f4261d521d1d87de3315de25594e25e8d1da558b27a38149a78025773c2420f9806d44eba06f6f9da4
SSDEEP

12288:VcT7MjSr1Y6p7iBRjyhJOTBEkZEszv2D75SXwbGZa41/x7:G3tY6oWJOTBdw5Gf157

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2012-0-0x0000000074C70000-0x0000000074D3A000-memory.dmp	upx
behavioral2/memory/2012-1-0x0000000074C70000-0x0000000074D3A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4400	2012	WerFault.exe	83

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 5044 wrote to memory of 2012	5044	rundll32.exe	83
PID 5044 wrote to memory of 2012	5044	rundll32.exe	83
PID 5044 wrote to memory of 2012	5044	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5050f3d2bc0144ea38cb593b9b00330_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5050f3d2bc0144ea38cb593b9b00330_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2012
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2012 -s 808
    3⤵
    - Program crash
    PID:4400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2012 -ip 2012
1⤵
PID:4304

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

Loading Replay Monitor...

Downloads

memory/2012-0-0x0000000074C70000-0x0000000074D3A000-memory.dmp

Filesize
808KB

Download
memory/2012-1-0x0000000074C70000-0x0000000074D3A000-memory.dmp

Filesize
808KB

Download