f0cf62e01e13aa3da0142487e97ec14a72df76d3ec869c656a409a6720054dd7

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 22:05

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General

Target

8c2789f65b1d315e59d1deab55dcd40e_JaffaCakes118.dll
Size

15KB
MD5

8c2789f65b1d315e59d1deab55dcd40e
SHA1

b8aad9a86d1f9605886cbec1c165a1ef35acaf65
SHA256

f0cf62e01e13aa3da0142487e97ec14a72df76d3ec869c656a409a6720054dd7
SHA512

4547f6e9438faf3076769167d8d3f9a9f2564970e1657eaee0a9fb51ba6c069731e429b2e04f7d27587abf781b57a107bee31991aa3eb77f4f7fde19d9d025d4
SSDEEP

384:g3WWVJABBx5BVsQ71t1HLuiCL98QG7kpj:/cA//n71t1Hai5Q4kpj

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2648-1-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/2648-0-0x0000000010000000-0x000000001000E000-memory.dmp	upx
behavioral2/memory/2648-2-0x0000000010000000-0x000000001000E000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1076	2648	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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
2648	rundll32.exe
2648	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 2648	1820	rundll32.exe	84
PID 1820 wrote to memory of 2648	1820	rundll32.exe	84
PID 1820 wrote to memory of 2648	1820	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c2789f65b1d315e59d1deab55dcd40e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8c2789f65b1d315e59d1deab55dcd40e_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2648 -s 568
    3⤵
    - Program crash
    PID:1076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2648 -ip 2648
1⤵
PID:864

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/2648-1-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/2648-0-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download
memory/2648-3-0x0000000010001000-0x000000001000A000-memory.dmp

Filesize
36KB

Download
memory/2648-2-0x0000000010000000-0x000000001000E000-memory.dmp

Filesize
56KB

Download