508c02a40ea9b6726da009b948c9a64b40da6128de83b455a36f2ad33fc40c2d

Analysis

max time kernel
95s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-01-2025 07:27

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General

Target

JaffaCakes118_9440237dd154d325687ec5b71c335e0f.dll
Size

76KB
MD5

9440237dd154d325687ec5b71c335e0f
SHA1

7c3c2261b378e313608c758ae42d5103e7e3b942
SHA256

508c02a40ea9b6726da009b948c9a64b40da6128de83b455a36f2ad33fc40c2d
SHA512

fb34abe163b8e349ccb80ad531cfe798ac9e74004a1bfa7833ed3ac82cf2bd3ed0a37f0286d6607a73c137a3851175753b389e29041c1370207960bce009eafb
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Zaxyt:c8y93KQjy7G55riF1cMo033

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/4848-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4848-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4356	4848	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 AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4848	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 4848	2148	rundll32.exe	83
PID 2148 wrote to memory of 4848	2148	rundll32.exe	83
PID 2148 wrote to memory of 4848	2148	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9440237dd154d325687ec5b71c335e0f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9440237dd154d325687ec5b71c335e0f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4848
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 704
    3⤵
    - Program crash
    PID:4356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4848 -ip 4848
1⤵
PID:1748

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/4848-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/4848-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download