153ddf0df48946295352dc1c6fb424fd34b9ddd2862f7fecc7719b11d214b040

Analysis

max time kernel
91s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 17:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

14503c7a40f8a1a63156fa832ab01980_JaffaCakes118.dll
Size

16KB
MD5

14503c7a40f8a1a63156fa832ab01980
SHA1

2828e6643b1e524a63b48ecd13b9a70a4ef4c0c5
SHA256

153ddf0df48946295352dc1c6fb424fd34b9ddd2862f7fecc7719b11d214b040
SHA512

7b343dc8f933108f8a1d544a0c51f13b703157942cab1582753e51711ba95b6bdedb8eb082fa64dd89e31b12f602a49f9dd5c8f91c4797b80c69a04dd996a47f
SSDEEP

384:S9a7L+KQ6B1WiXZopmPgzXmRYElh1LB9RTlnXLRbzl4:SYW6rGpUIJmLNlXFbS

Score

5^/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/3840-0-0x0000000010000000-0x000000001000F000-memory.dmp	upx
behavioral2/memory/3840-1-0x0000000010000000-0x000000001000F000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4672	3840	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 2644 wrote to memory of 3840	2644	rundll32.exe	84
PID 2644 wrote to memory of 3840	2644	rundll32.exe	84
PID 2644 wrote to memory of 3840	2644	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\14503c7a40f8a1a63156fa832ab01980_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\14503c7a40f8a1a63156fa832ab01980_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3840
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3840 -s 608
    3⤵
    - Program crash
    PID:4672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3840 -ip 3840
1⤵
PID:1868

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/3840-0-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download
memory/3840-1-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

Download