245a6d30209a738c7e168b32710a7fd238f976a5e94609e73aba94187e41bd8e

Analysis

max time kernel
125s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 09:35

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General

Target

$PLUGINSDIR/jjff.dll
Size

104KB
MD5

b6a2b722d6b5ba44802de7b2e36bf2a0
SHA1

04d03c9430eaf8b6c06f41530e4806870bf3a8d8
SHA256

0a804028761c5d7510d574ba72ae48d363ab3343e3d25be72efcb3be77b89cd0
SHA512

2c06012bfdc53528d8964d777b832572adfb07d5fb850940fbc10e1aa697c0612205995b11926a4b9cdc891833baf042d76f1923616100b61b78e8042a7402c4
SSDEEP

1536:Yn6lLkgfR1KKd29JAHC/wqPfmvw/mubNewvOQBgx2Xa+G:86lLdfR1W9CK9JJvOQBgx2X

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1976	368	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 4192 wrote to memory of 368	4192	rundll32.exe	89
PID 4192 wrote to memory of 368	4192	rundll32.exe	89
PID 4192 wrote to memory of 368	4192	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\jjff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\jjff.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:368
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 368 -s 600
    3⤵
    - Program crash
    PID:1976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 368 -ip 368
1⤵
PID:2552

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=3364,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4332 /prefetch:8
1⤵
PID:3012

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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