4e0ddcd303f27c01dcc8a35a9bd821c53fb7dcca474ac7f0c84d3c6451e9f778

Analysis

max time kernel
233s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2024, 13:33

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
Windows Driver Foundation.vbs
Size 984B
Sample240409-qthc1abe5y
SHA256 2c5907389d374ed9efb86194a7f0f954349c93a7bc67b99c3d6b59bfc0d8296c
MD5 df00d1e54f85ae90f2f69b73a34c90f4
SHA1 1d3e521a8efc17334f4f578432d5af0bb1ef1951
SHA512 5636973f61dd7cce413049f246b5ede00c736f4ac333508a2176b65524327080e17ac97260cbe908fc2d0b18235ee6d7f7a74c808a7ceaddb9ee6518452fa618
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
https://files.catbox.moe/fvl5hy.jpg

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
18	3816	powershell.exe
27	3816	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation	WScript.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3816	powershell.exe
3816	powershell.exe
3816	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3816	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4576 wrote to memory of 3816	4576	WScript.exe	93
PID 4576 wrote to memory of 3816	4576	WScript.exe	93

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Windows Driver Foundation.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4576
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -executionpolicy remotesigned -File "C:\ProgramData\rrrrrrrr.ps1"
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3816

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 --no-appcompat-clear --mojo-platform-channel-handle=2776 --field-trial-handle=2232,i,3915538061666887171,15629965885515244134,262144 --variations-seed-version /prefetch:8
1⤵
PID:2052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

rrrrrrrr.ps1

Path C:\ProgramData\rrrrrrrr.ps1
Size 437B
SHA256 4247e7a94a7fd5e4266622a37d91770dfedb12587aff4c2ece7812c56bd2c1fb
MD5 3ad705568172956efe092dfac809642c
SHA1 d34bfb981dd4478998ec767879ea00cd6406c496
SHA512 ef89e5b7eec05f3d9bbd2ab1fdd011c0917ef6241f6f0afba139860578498971559e2c66041c70b28a91fb09fdbb67eeee1d8a75179c65949028b45ecc813f97
MD5 SHA1 SHA512

Submit Download

__PSScriptPolicyTest_awt5vbm2.x0q.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_awt5vbm2.x0q.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

Submit Download

memory/3816-10-0x000001CE70530000-0x000001CE70552000-memory.dmp

Download

memory/3816-13-0x000001CE70520000-0x000001CE70530000-memory.dmp

Download

memory/3816-12-0x000001CE70520000-0x000001CE70530000-memory.dmp

Download

memory/3816-11-0x00007FF8D36A0000-0x00007FF8D4161000-memory.dmp

Download

memory/3816-14-0x000001CE70520000-0x000001CE70530000-memory.dmp

Download

memory/3816-18-0x00007FF8D36A0000-0x00007FF8D4161000-memory.dmp

Download