8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b

Analysis

max time kernel
90s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 11:06

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General

Target

8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
Size

935KB
MD5

37ad749d456c9e9abfcbe163f248a79d
SHA1

47dfceae23bad30c16c83a505ae825a206d42550
SHA256

8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b
SHA512

e22587c346482a5003fdd372211c8b9fb57aeddb545af5aeb47a8f5356347265b8f69c7e90c0df26766d178933bc6c39a3db4e5036dbcd35aa12ceb8230c77dd
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4T:pyHv5Z+Wzv7AiBll0OBWi6si9Gi

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/3540-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3540-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3540-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3540-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3540-138-0x0000000000400000-0x00000000004F2000-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	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.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	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 928 set thread context of 3540	928	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe	81

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3540	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
3540	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
3540	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
3540	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
3540	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
3540	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 928 wrote to memory of 3540	928	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe	81
PID 928 wrote to memory of 3540	928	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe	81
PID 928 wrote to memory of 3540	928	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe	81
PID 928 wrote to memory of 3540	928	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe	81
PID 928 wrote to memory of 3540	928	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe	81
PID 928 wrote to memory of 3540	928	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe	81
PID 928 wrote to memory of 3540	928	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe	81
PID 928 wrote to memory of 3540	928	8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe	81

C:\Users\Admin\AppData\Local\Temp\8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
"C:\Users\Admin\AppData\Local\Temp\8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:928
- C:\Users\Admin\AppData\Local\Temp\8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe
  "C:\Users\Admin\AppData\Local\Temp\8534ed9083485bf57287f0393019477e04f2d1d9987c94c8fcd37ddbbbafcf5b.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:3540

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/3540-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3540-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3540-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3540-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3540-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads