4e0ddcd303f27c01dcc8a35a9bd821c53fb7dcca474ac7f0c84d3c6451e9f778

Resubmissions

09-04-2024 13:34

240409-qvlrtabe9s 10

09-04-2024 13:34

09-04-2024 13:33

09-04-2024 13:33

07-07-2023 11:45

Analysis

max time kernel
143s
max time network
276s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
14-04-2024 10:31

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General

Target

Windows Driver Foundation.vbs
Size

984B
MD5

df00d1e54f85ae90f2f69b73a34c90f4
SHA1

1d3e521a8efc17334f4f578432d5af0bb1ef1951
SHA256

2c5907389d374ed9efb86194a7f0f954349c93a7bc67b99c3d6b59bfc0d8296c
SHA512

5636973f61dd7cce413049f246b5ede00c736f4ac333508a2176b65524327080e17ac97260cbe908fc2d0b18235ee6d7f7a74c808a7ceaddb9ee6518452fa618

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

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

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
2	3292	powershell.exe
3	3292	powershell.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3292	powershell.exe
3292	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3292	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 3292	1124	WScript.exe	81
PID 1124 wrote to memory of 3292	1124	WScript.exe	81

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Windows Driver Foundation.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1124
- 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:3292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\rrrrrrrr.ps1

Filesize
437B

MD5
3ad705568172956efe092dfac809642c

SHA1
d34bfb981dd4478998ec767879ea00cd6406c496

SHA256
4247e7a94a7fd5e4266622a37d91770dfedb12587aff4c2ece7812c56bd2c1fb

SHA512
ef89e5b7eec05f3d9bbd2ab1fdd011c0917ef6241f6f0afba139860578498971559e2c66041c70b28a91fb09fdbb67eeee1d8a75179c65949028b45ecc813f97

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ysdmag45.4bf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3292-1-0x000002C2EFBB0000-0x000002C2EFBD2000-memory.dmp

Filesize
136KB

Download
memory/3292-10-0x00007FFB13D40000-0x00007FFB14802000-memory.dmp

Filesize
10.8MB

Download
memory/3292-12-0x000002C2EFBF0000-0x000002C2EFC00000-memory.dmp

Filesize
64KB

Download
memory/3292-13-0x000002C2EFBF0000-0x000002C2EFC00000-memory.dmp

Filesize
64KB

Download
memory/3292-14-0x000002C2EFBF0000-0x000002C2EFC00000-memory.dmp

Filesize
64KB

Download
memory/3292-17-0x00007FFB13D40000-0x00007FFB14802000-memory.dmp

Filesize
10.8MB

Download