8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695

Analysis

max time kernel
333s
max time network
412s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 10:51

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe
Size

935KB
MD5

9fe2e70ad4cce966b4ebee3c827b5e6b
SHA1

fd9d71418e9c6a7b18433e9206dd13d6f7622ad5
SHA256

8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695
SHA512

e1d8fd232d3f25a6e2a9ac67e909d5259c7459489d14e882cf794a1e96335f3855128d59ee017bb7f6e9d9767e84d4a52ae70458b1d19c06f9a2b188c70da951
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:oyHv5Z+Wzv7AiBll0OBWi6si9G

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4496-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4496-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4496-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4496-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4496-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4140 set thread context of 4496	4140	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe	81

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4496	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe
4496	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe
4496	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe
4496	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe
4496	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4140 wrote to memory of 4496	4140	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe	81
PID 4140 wrote to memory of 4496	4140	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe	81
PID 4140 wrote to memory of 4496	4140	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe	81
PID 4140 wrote to memory of 4496	4140	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe	81
PID 4140 wrote to memory of 4496	4140	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe	81
PID 4140 wrote to memory of 4496	4140	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe	81
PID 4140 wrote to memory of 4496	4140	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe	81
PID 4140 wrote to memory of 4496	4140	8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe	81

C:\Users\Admin\AppData\Local\Temp\8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe
"C:\Users\Admin\AppData\Local\Temp\8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4140
- C:\Users\Admin\AppData\Local\Temp\8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe
  "C:\Users\Admin\AppData\Local\Temp\8b38af00e344794b5301086dd8d8bdba31cc644814b27bb6fbb0802279cdf695.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4496

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4496-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4496-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4496-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4496-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4496-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads