37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02

Analysis

max time kernel
145s
max time network
168s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 14:24

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General

Target

37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
Size

935KB
MD5

feae800441f272c02fcf0c7a04f923c5
SHA1

667dd9063ea3d7b906c677f7046c224c4e7eb8c7
SHA256

37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02
SHA512

54d90f34237f6b43b9c69c15a269daa5d246e031e3687a65cee2501fcc68775dce4a3021ec44bf68ed6a5b682c65a9bd5e1872bc54415f46cf8052d73b7dde25
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4t:oyHv5Z+Wzv7AiBll0OBWi6si9GE

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/3192-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3192-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3192-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3192-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3192-138-0x0000000000400000-0x00000000004F2000-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\VideoBiosVersion	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.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	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3312 set thread context of 3192	3312	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe	79

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3192	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
3192	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
3192	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
3192	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
3192	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
3192	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3312 wrote to memory of 3192	3312	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe	79
PID 3312 wrote to memory of 3192	3312	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe	79
PID 3312 wrote to memory of 3192	3312	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe	79
PID 3312 wrote to memory of 3192	3312	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe	79
PID 3312 wrote to memory of 3192	3312	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe	79
PID 3312 wrote to memory of 3192	3312	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe	79
PID 3312 wrote to memory of 3192	3312	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe	79
PID 3312 wrote to memory of 3192	3312	37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe	79

C:\Users\Admin\AppData\Local\Temp\37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
"C:\Users\Admin\AppData\Local\Temp\37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3312
- C:\Users\Admin\AppData\Local\Temp\37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe
  "C:\Users\Admin\AppData\Local\Temp\37a9029803bb9bcb8a60500c59525ef069b63e022810750547a982d213943b02.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:3192

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/3192-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3192-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3192-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3192-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3192-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads