836df4a4ad12a7881f507beee931c5792b8d8c3ad898707f87af8cf9edc80898

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 03:45

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General

Target

836df4a4ad12a7881f507beee931c5792b8d8c3ad898707f87af8cf9edc80898.dll
Size

621KB
MD5

adcceff6fb250d95ef20e0e5e85bbd17
SHA1

7ee58bab195afe8b1b437e075865dd6a7e2e073e
SHA256

836df4a4ad12a7881f507beee931c5792b8d8c3ad898707f87af8cf9edc80898
SHA512

a91d9d8de6216a489bca20a6a9fb9a93b045548ce039b8090141d72b9bea6f1ace3c2cda962eb569600ffff91ff15bdfb7daa54341765c19ab2ecb718d6e2eec
SSDEEP

6144:yH9uFCv7455kr2a1JUd3jgOBt/LMrzvQqlwsngGnFd4mvctrFGAO3fqn0O4sKUC8:GA5kr1y0UTMrp50hgP00OI5vncJots

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/4864-0-0x0000000010000000-0x0000000010793000-memory.dmp	vmprotect
behavioral2/memory/4864-1-0x0000000010000000-0x0000000010793000-memory.dmp	vmprotect
behavioral2/memory/4864-5-0x0000000010000000-0x0000000010793000-memory.dmp	vmprotect

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3576	4864	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 use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 440 wrote to memory of 4864	440	rundll32.exe	84
PID 440 wrote to memory of 4864	440	rundll32.exe	84
PID 440 wrote to memory of 4864	440	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\836df4a4ad12a7881f507beee931c5792b8d8c3ad898707f87af8cf9edc80898.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:440
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\836df4a4ad12a7881f507beee931c5792b8d8c3ad898707f87af8cf9edc80898.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4864 -s 660
    3⤵
    - Program crash
    PID:3576

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4864 -ip 4864
1⤵
PID:4868

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/4864-0-0x0000000010000000-0x0000000010793000-memory.dmp

Filesize
7.6MB

Download
memory/4864-1-0x0000000010000000-0x0000000010793000-memory.dmp

Filesize
7.6MB

Download
memory/4864-5-0x0000000010000000-0x0000000010793000-memory.dmp

Filesize
7.6MB

Download