23229dc8786e8bba9c4a23d7aa0c43eb056e65f0f37589b509bf97b699487608

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
02/08/2024, 06:06

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General

Target

mydata/tools/skinh_vb6.dll
Size

136KB
MD5

cdec482c5149f0cce5546ef506ea033b
SHA1

4ed383e7c9b648d90a9b73b8e690774fd6a7c0c1
SHA256

0089d7ec375ad3852fddb306ff14bd2c195ad667c5f1553a4e19258546c16671
SHA512

eee60bbd1070d33114685d279287b31b8e9d9fd88cdeed0e9eaa153383d4221b2796f32bf9ea33c2ee1d57534801c72f4c887ef927352344ab5b25e24e734846
SSDEEP

3072:mBDy16etMn7/tj8KmL3JO2nP7hu67ZqIHEokjZM:0wvjoy7hu6tqpd

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral30/memory/1204-0-0x0000000010000000-0x00000000100CA000-memory.dmp	upx

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 1972 wrote to memory of 1204	1972	rundll32.exe	84
PID 1972 wrote to memory of 1204	1972	rundll32.exe	84
PID 1972 wrote to memory of 1204	1972	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\mydata\tools\skinh_vb6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\mydata\tools\skinh_vb6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1204

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/1204-0-0x0000000010000000-0x00000000100CA000-memory.dmp

Filesize
808KB

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