73ce8bc30835475b48d46b17d0a68d0657ac2dd8fc6161767aff18bd477ad3d2

Analysis

max time kernel
93s
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
01/10/2024, 15:57

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General

Target

066c9eb21eb35f8825a743494fb0a327_JaffaCakes118.dll
Size

11KB
MD5

066c9eb21eb35f8825a743494fb0a327
SHA1

87c8ac980ea9789b2286be02cba3d94f3611d897
SHA256

73ce8bc30835475b48d46b17d0a68d0657ac2dd8fc6161767aff18bd477ad3d2
SHA512

28648019a293dc600901bddc155aae57336e038d58771edda7a2f1ecfbed79c86cdc86c47118ca3885028bca2e1ec3d55cdb47c4c4bd5003d47a30cdc867b1aa
SSDEEP

192:aaTPfgqIyGW107oVWo1e+8dZZ820qWqWqb1yFt9YEHaaa8:3DFIyGWKzP+8HLLCYQa

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/4100-0-0x0000000010000000-0x00000000100FF000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4152	4100	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 3228 wrote to memory of 4100	3228	rundll32.exe	82
PID 3228 wrote to memory of 4100	3228	rundll32.exe	82
PID 3228 wrote to memory of 4100	3228	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\066c9eb21eb35f8825a743494fb0a327_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\066c9eb21eb35f8825a743494fb0a327_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 548
    3⤵
    - Program crash
    PID:4152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4100 -ip 4100
1⤵
PID:4592

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/4100-0-0x0000000010000000-0x00000000100FF000-memory.dmp

Filesize
1020KB

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