b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589

Analysis

max time kernel
47s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 08:54

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General

Target

b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe
Size

935KB
MD5

0c6d86b651e3e85dccb7894d030e9259
SHA1

7d4e7a52b2426a75db5b33c3a19aa5f731f09dee
SHA256

b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589
SHA512

3850741a23091b34367b5dd7ef903fce3600346d2f52841cf9b3ce7233da650e5249c4864f491752f5a9ad23c6f0c5953eeac322209a82275d9cc51df7d7dbda
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x47:pyHv5Z+Wzv7AiBll0OBWi6si9Gi

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
behavioral1/memory/668-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/668-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/668-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/668-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/668-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/668-64-0x0000000000400000-0x00000000004F2000-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	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.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	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1300 set thread context of 668	1300	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
668	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 668	1300	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe	28
PID 1300 wrote to memory of 668	1300	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe	28
PID 1300 wrote to memory of 668	1300	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe	28
PID 1300 wrote to memory of 668	1300	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe	28
PID 1300 wrote to memory of 668	1300	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe	28
PID 1300 wrote to memory of 668	1300	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe	28
PID 1300 wrote to memory of 668	1300	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe	28
PID 1300 wrote to memory of 668	1300	b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe	28

C:\Users\Admin\AppData\Local\Temp\b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe
"C:\Users\Admin\AppData\Local\Temp\b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Users\Admin\AppData\Local\Temp\b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe
  "C:\Users\Admin\AppData\Local\Temp\b807b671bfebd95c29d390ee2caf77c2e1ca15234f3d032f1c67006a9ed43589.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:668

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/668-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/668-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/668-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/668-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/668-61-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download
memory/668-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/668-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/668-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads