b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f

Analysis

max time kernel
181s
max time network
200s
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, 08:49

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General

Target

b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
Size

935KB
MD5

7898294905e92c84f2aaebb54e47a89d
SHA1

0d11acabdfd89eccbbf4c496c0ed72ef0449102b
SHA256

b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f
SHA512

5ac7360d40d5ad498e35b6b93829705b467d464bc9c7db659943a78c8ddd61376fdd064985daf9c2dd61e0a049945eca917047de188e09fb858a092e80253131
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4U:oyHv5Z+Wzv7AiBll0OBWi6si9Gl

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/320-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/320-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/320-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/320-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/320-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/320-139-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/320-140-0x0000000000400000-0x00000000004F2000-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\VideoBiosVersion	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.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	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2204 set thread context of 320	2204	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe	85

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
320	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
320	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
320	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
320	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
320	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
320	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 320	2204	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe	85
PID 2204 wrote to memory of 320	2204	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe	85
PID 2204 wrote to memory of 320	2204	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe	85
PID 2204 wrote to memory of 320	2204	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe	85
PID 2204 wrote to memory of 320	2204	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe	85
PID 2204 wrote to memory of 320	2204	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe	85
PID 2204 wrote to memory of 320	2204	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe	85
PID 2204 wrote to memory of 320	2204	b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe	85

C:\Users\Admin\AppData\Local\Temp\b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
"C:\Users\Admin\AppData\Local\Temp\b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Users\Admin\AppData\Local\Temp\b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe
  "C:\Users\Admin\AppData\Local\Temp\b9c8120d61909aba2bdb33c263bc90757a75313d83cbfcfada273ef601eb939f.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:320

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

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Downloads

memory/320-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/320-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/320-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/320-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/320-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/320-139-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/320-140-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads