6ee1623c76030589e8b3080314913aee8c2596227d8874abf469527ad3ae5fc3

Analysis

max time kernel
118s
max time network
126s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
27-07-2024 03:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8d2c3399e54a887cdd06daef2befca50N.exe
Size

498KB
MD5

8d2c3399e54a887cdd06daef2befca50
SHA1

f010ced914b6582089c094f6f451d2908776bea2
SHA256

6ee1623c76030589e8b3080314913aee8c2596227d8874abf469527ad3ae5fc3
SHA512

19c3c767c6912b8e8e75ee48b09d6725af64aa03235b4dc596fbd8f8d178c57efbe168833075a54e89ac3bcb587b875dfb8fccc0021fc8e11ed5e1c2c932869e
SSDEEP

6144:3n4bly8sbRD3AHcRkpOrA0vWmJ/N0zmIMc+UftOyPoFjdz5C49PS3DRXQ20efxuO:3nYgBND3AHc2pn0vW46jBFOujjxuJCmM

Score

9^/10

discovery evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	8d2c3399e54a887cdd06daef2befca50N.exe

Executes dropped EXE 1 IoCs

pid	Process
2780	s4188.exe

Loads dropped DLL 4 IoCs

pid	Process
2692	8d2c3399e54a887cdd06daef2befca50N.exe
2692	8d2c3399e54a887cdd06daef2befca50N.exe
2692	8d2c3399e54a887cdd06daef2befca50N.exe
2692	8d2c3399e54a887cdd06daef2befca50N.exe

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

System Information Discovery
T1082

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	8d2c3399e54a887cdd06daef2befca50N.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	8d2c3399e54a887cdd06daef2befca50N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	8d2c3399e54a887cdd06daef2befca50N.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2692	8d2c3399e54a887cdd06daef2befca50N.exe
2692	8d2c3399e54a887cdd06daef2befca50N.exe
2780	s4188.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2780	s4188.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2780	s4188.exe
2780	s4188.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 2780	2692	8d2c3399e54a887cdd06daef2befca50N.exe	30
PID 2692 wrote to memory of 2780	2692	8d2c3399e54a887cdd06daef2befca50N.exe	30
PID 2692 wrote to memory of 2780	2692	8d2c3399e54a887cdd06daef2befca50N.exe	30
PID 2692 wrote to memory of 2780	2692	8d2c3399e54a887cdd06daef2befca50N.exe	30

C:\Users\Admin\AppData\Local\Temp\8d2c3399e54a887cdd06daef2befca50N.exe
"C:\Users\Admin\AppData\Local\Temp\8d2c3399e54a887cdd06daef2befca50N.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Users\Admin\AppData\Local\Temp\n4188\s4188.exe
  "C:\Users\Admin\AppData\Local\Temp\n4188\s4188.exe" ins.exe /e 12719512 /u 533ebb6c-9db8-444a-b409-6bf50a000013 /v "C:\Users\Admin\AppData\Local\Temp\8d2c3399e54a887cdd06daef2befca50N.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\n4188\s4188.exe

Filesize
282KB

MD5
29c1470cbf58838dc6a3f9d624b4527f

SHA1
e8d1d1306e44b47e36b03ade24deb56e98bb82d4

SHA256
dd056f949a90c1de581ddb0b16c5d49309cfe99926cd397fc31cff7e4895141d

SHA512
9e90bcd2f0ff30b035531c1fd885034f6e6763d4e566bf0a0ee5b8238fdfc62d581c6c3f4e97cf36f374e1b8597fe0b39544bb30c9b7d8802cef98cc4880bd57

Download Submit
memory/2780-14-0x000007FEF600E000-0x000007FEF600F000-memory.dmp

Filesize
4KB

Download
memory/2780-15-0x0000000000430000-0x000000000043A000-memory.dmp

Filesize
40KB

Download
memory/2780-16-0x000007FEF5D50000-0x000007FEF66ED000-memory.dmp

Filesize
9.6MB

Download
memory/2780-17-0x000007FEF5D50000-0x000007FEF66ED000-memory.dmp

Filesize
9.6MB

Download
memory/2780-18-0x000007FEF5D50000-0x000007FEF66ED000-memory.dmp

Filesize
9.6MB

Download
memory/2780-19-0x000007FEF5D50000-0x000007FEF66ED000-memory.dmp

Filesize
9.6MB

Download