1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476

General

Target

1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe
Size

935KB
MD5

e902862c2e00998e76db3420cf25aed3
SHA1

8fd1a54141f918bbaff2e84f918559c3a1c74a4e
SHA256

1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476
SHA512

b557ac0e11daa1c2b614f7c11ed0666470d91cc86e2c2ef74b921171b926eccccc7dda13f5de821ae07be7adcd773f0230d87c69294cbced6ef910267b07edf7
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4z:pyHv5Z+Wzv7AiBll0OBWi6si9GK

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
behavioral1/memory/604-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/604-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/604-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/604-61-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/604-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/604-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/604-65-0x0000000000400000-0x00000000004F2000-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	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.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	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 472 set thread context of 604	472	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
604	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 472 wrote to memory of 604	472	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe	29
PID 472 wrote to memory of 604	472	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe	29
PID 472 wrote to memory of 604	472	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe	29
PID 472 wrote to memory of 604	472	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe	29
PID 472 wrote to memory of 604	472	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe	29
PID 472 wrote to memory of 604	472	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe	29
PID 472 wrote to memory of 604	472	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe	29
PID 472 wrote to memory of 604	472	1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe	29

C:\Users\Admin\AppData\Local\Temp\1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe
"C:\Users\Admin\AppData\Local\Temp\1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:472
- C:\Users\Admin\AppData\Local\Temp\1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe
  "C:\Users\Admin\AppData\Local\Temp\1a4f8e4ae118bd02067b2cddf587e157616e2a1fce12bf1bedeb99924d668476.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:604

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/604-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/604-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/604-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/604-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/604-61-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/604-62-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

Filesize
8KB

Download
memory/604-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/604-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/604-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads