a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c

Analysis

max time kernel
183s
max time network
211s
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, 09:41

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General

Target

a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
Size

935KB
MD5

20dae2e17c1304ff64b77149866c269a
SHA1

bb1cb9e1b3d500c3dcc9ad56d5f0f9ec148793a4
SHA256

a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c
SHA512

b8d867c2902fe5929fef77ea46151316103a774fc37548d2b6323c779522b7f13ed22ce3920e2ad0059f822f2d6eeeaa710bd41e4ddafad426c83ae5101207db
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4x:pyHv5Z+Wzv7AiBll0OBWi6si9GA

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2264-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2264-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2264-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2264-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2264-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2264-139-0x0000000000400000-0x00000000004F2000-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	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.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	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2588 set thread context of 2264	2588	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe	82

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2264	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
2264	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
2264	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
2264	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
2264	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
2264	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 2264	2588	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe	82
PID 2588 wrote to memory of 2264	2588	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe	82
PID 2588 wrote to memory of 2264	2588	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe	82
PID 2588 wrote to memory of 2264	2588	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe	82
PID 2588 wrote to memory of 2264	2588	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe	82
PID 2588 wrote to memory of 2264	2588	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe	82
PID 2588 wrote to memory of 2264	2588	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe	82
PID 2588 wrote to memory of 2264	2588	a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe	82

C:\Users\Admin\AppData\Local\Temp\a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
"C:\Users\Admin\AppData\Local\Temp\a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2588
- C:\Users\Admin\AppData\Local\Temp\a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe
  "C:\Users\Admin\AppData\Local\Temp\a573df9ed846b8c5c218075dc3e85104393c4cd9106ea4e3edd79f271ebdd33c.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2264

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/2264-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2264-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2264-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2264-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2264-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2264-139-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads