f79a9cb75d27520159a5d4f846b707a80e5d53ef8baf696066821459e7bb57fc

Analysis

max time kernel
123s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26/08/2024, 01:09

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General

Target

f79a9cb75d27520159a5d4f846b707a80e5d53ef8baf696066821459e7bb57fc.dll
Size

1.8MB
MD5

420903b414018f43a4ecaca1d6d6c904
SHA1

f7411436010e9c7cd964b3fec3195c3f711548fa
SHA256

f79a9cb75d27520159a5d4f846b707a80e5d53ef8baf696066821459e7bb57fc
SHA512

90e945d3f0105f3e86c19ad3d55d384ce070283a42b70428bc16e2c58f28868a5cca2b1402d0da9b23fb6706e1a440efd68f4f6ee834fb04f6f594bc5f441723
SSDEEP

24576:OEAQ9pK1m4j7EwImQ1KS1K1USVlrRPGEwVPpUTLUM/lTy0bxnNJjDxKlp2lI0yUo:IQe1zjwwAkp1RqVhTI3Zxq2lRNgdG2

Score

7^/10

discovery vmprotect

Malware Config

Signatures

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/4536-5-0x0000000074E00000-0x00000000751B9000-memory.dmp	vmprotect
behavioral2/memory/4536-6-0x0000000074E00000-0x00000000751B9000-memory.dmp	vmprotect
behavioral2/memory/4536-7-0x0000000074E00000-0x00000000751B9000-memory.dmp	vmprotect

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4604	4536	WerFault.exe	84

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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
4536	rundll32.exe
4536	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 4536	2648	rundll32.exe	84
PID 2648 wrote to memory of 4536	2648	rundll32.exe	84
PID 2648 wrote to memory of 4536	2648	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f79a9cb75d27520159a5d4f846b707a80e5d53ef8baf696066821459e7bb57fc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f79a9cb75d27520159a5d4f846b707a80e5d53ef8baf696066821459e7bb57fc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4536
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4536 -s 676
    3⤵
    - Program crash
    PID:4604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4536 -ip 4536
1⤵
PID:4028

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

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Downloads

memory/4536-0-0x0000000074E4E000-0x0000000074FFC000-memory.dmp

Filesize
1.7MB

Download
memory/4536-5-0x0000000074E00000-0x00000000751B9000-memory.dmp

Filesize
3.7MB

Download
memory/4536-1-0x0000000000E00000-0x0000000000E01000-memory.dmp

Filesize
4KB

Download
memory/4536-6-0x0000000074E00000-0x00000000751B9000-memory.dmp

Filesize
3.7MB

Download
memory/4536-7-0x0000000074E00000-0x00000000751B9000-memory.dmp

Filesize
3.7MB

Download