1c266a09dec755f22d7bd9001feea286b92e6cb4542d151f475c1c088ef7d1d9

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24/08/2024, 21:06

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General

Target

bf68f4c441b8e46fc85dd74c1251645d_JaffaCakes118.dll
Size

389KB
MD5

bf68f4c441b8e46fc85dd74c1251645d
SHA1

a64357a10c486da1e98c3b6bcd310f32301b7746
SHA256

1c266a09dec755f22d7bd9001feea286b92e6cb4542d151f475c1c088ef7d1d9
SHA512

b0ec5ca956c58ae79ac58046567ad282fe9544979123de12e448aaff91d5c62185a4540506ae54a3442a32c0385aff5293a387886b6297bcf6eee954020f198a
SSDEEP

12288:RGsc7mD8YyI4mc4J0mKXpjFH3pwGhMwwmY0E:RGsEmQYyC7oXpjFyaMrmY0E

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/1936-0-0x0000000061000000-0x000000006114C000-memory.dmp	upx
behavioral2/memory/1936-2-0x0000000061000000-0x000000006114C000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
972	1936	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 5072 wrote to memory of 1936	5072	rundll32.exe	84
PID 5072 wrote to memory of 1936	5072	rundll32.exe	84
PID 5072 wrote to memory of 1936	5072	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bf68f4c441b8e46fc85dd74c1251645d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bf68f4c441b8e46fc85dd74c1251645d_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1936 -s 608
    3⤵
    - Program crash
    PID:972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 1936 -ip 1936
1⤵
PID:3376

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/1936-0-0x0000000061000000-0x000000006114C000-memory.dmp

Filesize
1.3MB

Download
memory/1936-2-0x0000000061000000-0x000000006114C000-memory.dmp

Filesize
1.3MB

Download