cfac663ce6d6b69fa74c1e5dda175f82b4d3e83d4a52da8b0777fa707689211f

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13/10/2024, 09:33

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General

Target

v/VEzOD.dll
Size

904KB
MD5

253243efa1f7f981be13536bf0b37ee8
SHA1

71456fe201419f4d6003d8ca175ce70a04ae0190
SHA256

60b4b829baa82ef80f2f7a5f307480b0d59fb5a1f1d436bb5534143936803308
SHA512

a58ae4053d6db9c449d05c58217a2314ef95a6d2eb93e8c0b254b34e18a626f61bfd4400e3d8d99bafe786b693cc7ac06f77fc0800f07f28ea0fced085ec2545
SSDEEP

24576:henowC/krhizl52AJdYjwF1OD5spbKzzg:heAhUA/Jpb

Score

7^/10

discovery vmprotect

Malware Config

Signatures

VMProtect packed file 2 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral5/memory/2076-1-0x0000000010000000-0x00000000100E7000-memory.dmp	vmprotect
behavioral5/memory/2076-3-0x0000000010000000-0x00000000100E7000-memory.dmp	vmprotect

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\vv1234.txt	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 2076	1724	rundll32.exe	30
PID 1724 wrote to memory of 2076	1724	rundll32.exe	30
PID 1724 wrote to memory of 2076	1724	rundll32.exe	30
PID 1724 wrote to memory of 2076	1724	rundll32.exe	30
PID 1724 wrote to memory of 2076	1724	rundll32.exe	30
PID 1724 wrote to memory of 2076	1724	rundll32.exe	30
PID 1724 wrote to memory of 2076	1724	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\v\VEzOD.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\v\VEzOD.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2076-0-0x0000000010000000-0x00000000100E7000-memory.dmp

Filesize
924KB

Download
memory/2076-2-0x00000000100DF000-0x00000000100E0000-memory.dmp

Filesize
4KB

Download
memory/2076-1-0x0000000010000000-0x00000000100E7000-memory.dmp

Filesize
924KB

Download
memory/2076-3-0x0000000010000000-0x00000000100E7000-memory.dmp

Filesize
924KB

Download