46f93b71babb83aec96d20310c63070103b45191180cfc43b1208bbc10f928ff

Analysis

max time kernel
143s
max time network
143s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
01/06/2024, 14:23

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General

Target

Voltra.exe
Size

20KB
MD5

e40be8474ee87f288835e78208afdc49
SHA1

aa0b4ff63cf2116f5637e0e61fe9815c05b19afa
SHA256

46f93b71babb83aec96d20310c63070103b45191180cfc43b1208bbc10f928ff
SHA512

0ea80ff9199dfe1e4c5af073d969cabebba67f4d116379c50ad34efd6aa72e4cd5fe768e7e4becbf43bd25ba9655bdffc514a83d426e86bff41d888f00febbaf
SSDEEP

384:50utpy7gkI1QhONkup6+GHFnVnCKd3E14j+adX/lrHdPec:/x1QPM6/iUfz

Score

6^/10

Malware Config

Signatures

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2668	2160	WerFault.exe	27

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2160	Voltra.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2160	Voltra.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2160	Voltra.exe
2160	Voltra.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2668	2160	Voltra.exe	31
PID 2160 wrote to memory of 2668	2160	Voltra.exe	31
PID 2160 wrote to memory of 2668	2160	Voltra.exe	31
PID 2160 wrote to memory of 2668	2160	Voltra.exe	31

C:\Users\Admin\AppData\Local\Temp\Voltra.exe
"C:\Users\Admin\AppData\Local\Temp\Voltra.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2160 -s 1656
  2⤵
  - Program crash
  PID:2668

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

memory/2160-0-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

Filesize
4KB

Download
memory/2160-1-0x0000000000050000-0x000000000005C000-memory.dmp

Filesize
48KB

Download
memory/2160-2-0x0000000074D80000-0x000000007546E000-memory.dmp

Filesize
6.9MB

Download
memory/2160-3-0x0000000000500000-0x000000000050A000-memory.dmp

Filesize
40KB

Download
memory/2160-4-0x0000000000500000-0x000000000050A000-memory.dmp

Filesize
40KB

Download
memory/2160-5-0x0000000074D80000-0x000000007546E000-memory.dmp

Filesize
6.9MB

Download
memory/2160-7-0x0000000074D80000-0x000000007546E000-memory.dmp

Filesize
6.9MB

Download
memory/2160-6-0x0000000074D80000-0x000000007546E000-memory.dmp

Filesize
6.9MB

Download
memory/2160-8-0x0000000074D80000-0x000000007546E000-memory.dmp

Filesize
6.9MB

Download
memory/2160-9-0x0000000000500000-0x000000000050A000-memory.dmp

Filesize
40KB

Download