vulturi | b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
18/07/2022, 10:42

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General

Target
b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e.exe
Size 291KB
Sample220718-mrzmqabfa2
SHA256 b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e
MD5 ffb8152ef40edc5c178d228b9c96a06d
SHA1 83bc9bc18e5d4e68add42624838827308e6cdafc
SHA512 8b10109b48851decc3a6d4dc5bb977c25e72988af79d241fe7bd049b6080358ac76ce59540024e6401fb61d12386e6b07e32966e85563d6f46d31f66ae81ccb3
MD5 SHA1 SHA512

Score

10^/10

vulturi stealer

Malware Config

Extracted

Family

vulturi

http://52.188.26.40:5050/gate

Attributes

c2_encryption_key
welovefortnite
c2_user
root

Signatures

Vulturi
An info stealer written in C# and first seen in January 2021.
stealer vulturi

Vulturi payload 1 IoCs

resource	yara_rule
behavioral2/memory/2912-130-0x0000000000920000-0x0000000000970000-memory.dmp	family_vulturi

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-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4644	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2912	b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 3736	2912	b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e.exe	87
PID 2912 wrote to memory of 3736	2912	b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e.exe	87
PID 3736 wrote to memory of 3808	3736	cmd.exe	89
PID 3736 wrote to memory of 3808	3736	cmd.exe	89
PID 3736 wrote to memory of 4644	3736	cmd.exe	90
PID 3736 wrote to memory of 4644	3736	cmd.exe	90

C:\Users\Admin\AppData\Local\Temp\b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e.exe
"C:\Users\Admin\AppData\Local\Temp\b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C chcp 65001 && ping 127.0.0.1 && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\b2b09138f6bd625c119b4baae4133f3583ccc1e19f0e883fd31171f2a39a5f3e.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3736
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:3808
- - C:\Windows\system32\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:4644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2912-130-0x0000000000920000-0x0000000000970000-memory.dmp

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memory/2912-131-0x00007FFEFD280000-0x00007FFEFDD41000-memory.dmp

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memory/2912-132-0x00007FFEFD280000-0x00007FFEFDD41000-memory.dmp

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memory/2912-135-0x00007FFEFD280000-0x00007FFEFDD41000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads