73f325bc52d62b67ef830f35f69cc8e56951bffc82faa1af585ed971c8ca640f

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/08/2024, 14:37

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General

Target

bc2436bfae22403739dfdf023068a666_JaffaCakes118.dll
Size

12KB
MD5

bc2436bfae22403739dfdf023068a666
SHA1

6030f5be0e6e79e4cebaf780112e19a93a0e1d07
SHA256

73f325bc52d62b67ef830f35f69cc8e56951bffc82faa1af585ed971c8ca640f
SHA512

dfa1295ea80f92f6ff959030a2ddf86034fde32737ffe1bfa8012cbf6087cf311f5247248d7504d6a307baf2c3b5e7b5043bd0e78ac28dcba0b2fc963a89415d
SSDEEP

192:VraP2TMfTP+646bBbS8I4u67HkFoyvvFdr1tFxVz/sb4aoNPSet/j8dsIzwEQVoU:RaPZfTVPtm8I4IF/LPz/scH9SetwdsI2

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/4724-0-0x0000000010000000-0x000000001000B000-memory.dmp	upx
behavioral2/memory/4724-1-0x0000000010000000-0x000000001000B000-memory.dmp	upx

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 924 wrote to memory of 4724	924	rundll32.exe	84
PID 924 wrote to memory of 4724	924	rundll32.exe	84
PID 924 wrote to memory of 4724	924	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc2436bfae22403739dfdf023068a666_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc2436bfae22403739dfdf023068a666_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4724

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/4724-0-0x0000000010000000-0x000000001000B000-memory.dmp

Filesize
44KB

Download
memory/4724-1-0x0000000010000000-0x000000001000B000-memory.dmp

Filesize
44KB

Download