8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f

Analysis

max time kernel
141s
max time network
203s
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, 10:39

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General

Target

8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
Size

935KB
MD5

049ad3fed7a4e719c7edc3da9a9b2a56
SHA1

6889dae8b917586c113575182782778369f2fd2f
SHA256

8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f
SHA512

c3a6d9cdcf455205abee0c1ffa152d15713b0982e82d05da22cd13d1a8761583ec384cd111035511bce1316cbf418a1e163322b322eae7446b4f20cf6820cdc8
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x49:pyHv5Z+Wzv7AiBll0OBWi6si9Go

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/5032-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5032-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5032-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5032-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5032-138-0x0000000000400000-0x00000000004F2000-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	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.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	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1972 set thread context of 5032	1972	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe	80

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5032	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
5032	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
5032	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
5032	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
5032	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
5032	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 5032	1972	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe	80
PID 1972 wrote to memory of 5032	1972	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe	80
PID 1972 wrote to memory of 5032	1972	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe	80
PID 1972 wrote to memory of 5032	1972	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe	80
PID 1972 wrote to memory of 5032	1972	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe	80
PID 1972 wrote to memory of 5032	1972	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe	80
PID 1972 wrote to memory of 5032	1972	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe	80
PID 1972 wrote to memory of 5032	1972	8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe	80

C:\Users\Admin\AppData\Local\Temp\8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
"C:\Users\Admin\AppData\Local\Temp\8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Users\Admin\AppData\Local\Temp\8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe
  "C:\Users\Admin\AppData\Local\Temp\8fd8d52bccfe4d9775e7f8ccacec2241cd83720421e80cf2ee90424f35c35a7f.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:5032

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/5032-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5032-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5032-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5032-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5032-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads