4d6a20acf2890a33ccd8bbb853a2fcbf7494ee756f9a238c8608b5e78f77e7f2

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-12-2024 02:32

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General

Target

tvrdriver.ps1
Size

54KB
MD5

7562ce0c4f392e2b16af6e4e2ed86bbf
SHA1

3f17f397709f6276b2345e09a30abe657614e5c4
SHA256

e3f186006ceac653cb2fb3fd1a3f3d531246ee599efecb8aed68bed27d860e0a
SHA512

2f98d074df39c3bcf3ffae38c911b90487499a8c40fd1a4c45d7c9acf804acb3edf6d820295c4f1c4226be00a9a358b4db1c94936896e01a7f6bbda89ce60334
SSDEEP

768:RpCNKZaAWYRoU6XIUeFtV1fTl3DNQa9aK+wg5pV3Lkvmv0Yu00:RJoAcEB7UJpuva0YX0

Score

3^/10

execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2388	powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2388	powershell.exe
2388	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2388	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2376	2388	powershell.exe	31
PID 2388 wrote to memory of 2376	2388	powershell.exe	31
PID 2388 wrote to memory of 2376	2388	powershell.exe	31

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\tvrdriver.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\system32\wermgr.exe
  "C:\Windows\system32\wermgr.exe" "-outproc" "2388" "856"
  2⤵
  PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\OutofProcReport259436778.txt

Filesize
1KB

MD5
2271a45cec6843e8fd41a3f46e08e245

SHA1
a69674afb4323026baae28ed2342a228aa85a4dd

SHA256
8afed301cb24946d02d92ef8d5ece6cf0142c8691695559c8cef10fad61b6082

SHA512
01ee0e1c2426b1206f9eda0b298eb6b61f8b1016686559e06560415c273eea3e48f1af3b9771a2475c79f86caffd33af86eb7c05a657749f0a72bec010d339e2

Download Submit
memory/2388-4-0x000007FEF587E000-0x000007FEF587F000-memory.dmp

Filesize
4KB

Download
memory/2388-5-0x000000001B6F0000-0x000000001B9D2000-memory.dmp

Filesize
2.9MB

Download
memory/2388-6-0x00000000020D0000-0x00000000020D8000-memory.dmp

Filesize
32KB

Download
memory/2388-7-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

Filesize
9.6MB

Download
memory/2388-8-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

Filesize
9.6MB

Download
memory/2388-9-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

Filesize
9.6MB

Download
memory/2388-10-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

Filesize
9.6MB

Download
memory/2388-11-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

Filesize
9.6MB

Download
memory/2388-12-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

Filesize
9.6MB

Download
memory/2388-15-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

Filesize
9.6MB

Download
memory/2388-16-0x000007FEF55C0000-0x000007FEF5F5D000-memory.dmp

Filesize
9.6MB

Download