cb3c8311c807213b79f79022259beefa8b35037246c02003e5a9638002d6bbfc

Analysis

max time kernel
130s
max time network
138s
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, 12:20

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General

Target

05cb6f4bd732cdfa184071d26e8284e3_JaffaCakes118.dll
Size

175KB
MD5

05cb6f4bd732cdfa184071d26e8284e3
SHA1

7e4207509dea333231ddd011cff0f40e7ba825f9
SHA256

cb3c8311c807213b79f79022259beefa8b35037246c02003e5a9638002d6bbfc
SHA512

a225eda7cf547e776e25b49b69f7484c1adb248ba419df983dc30ca08b9da35499d73f413d8a7a1d9871d343a7c2261f5caa0e9c1aa8ed05dd55af2a6c0a26db
SSDEEP

3072:0/TwQI9CDr3bX6L+upR8ijC3IAGXv7Fw6J68ZIn/u+zXVULA140wyXkvrUlVN2/+:iTRr3bKL+uEi23IVRw6k8Gnlzlwz+Xae

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/3108-0-0x0000000000400000-0x0000000000441000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5728	3108	WerFault.exe	89

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 5560 wrote to memory of 3108	5560	rundll32.exe	89
PID 5560 wrote to memory of 3108	5560	rundll32.exe	89
PID 5560 wrote to memory of 3108	5560	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\05cb6f4bd732cdfa184071d26e8284e3_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\05cb6f4bd732cdfa184071d26e8284e3_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3108 -s 588
    3⤵
    - Program crash
    PID:5728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3108 -ip 3108
1⤵
PID:5636

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3820,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=1424 /prefetch:8
1⤵
PID:3592

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

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Downloads

memory/3108-0-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/3108-1-0x0000000000AF0000-0x0000000000B04000-memory.dmp

Filesize
80KB

Download