9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665

Analysis

max time kernel
112s
max time network
139s
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, 10:10

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General

Target

9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
Size

935KB
MD5

42743536cf940ff1c7d56b11697d6982
SHA1

cee0d5bfdf89af1177f3fecd5c7a24cf53388063
SHA256

9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665
SHA512

5e878c316349ce78ed90d172bb589f561edcdf62f3364ea939184381a8147b3422115e06de30e07855d0256bdd4dc5ee892669852d85db602a8bc5d4fda11800
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4J: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/4864-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4864-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4864-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4864-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4864-138-0x0000000000400000-0x00000000004F2000-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	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.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	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4904 set thread context of 4864	4904	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe	80

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4864	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
4864	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
4864	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
4864	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
4864	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
4864	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 4864	4904	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe	80
PID 4904 wrote to memory of 4864	4904	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe	80
PID 4904 wrote to memory of 4864	4904	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe	80
PID 4904 wrote to memory of 4864	4904	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe	80
PID 4904 wrote to memory of 4864	4904	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe	80
PID 4904 wrote to memory of 4864	4904	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe	80
PID 4904 wrote to memory of 4864	4904	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe	80
PID 4904 wrote to memory of 4864	4904	9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe	80

C:\Users\Admin\AppData\Local\Temp\9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
"C:\Users\Admin\AppData\Local\Temp\9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4904
- C:\Users\Admin\AppData\Local\Temp\9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe
  "C:\Users\Admin\AppData\Local\Temp\9a88d4e318a91bf07a6237a77f6b992a7cfc496923db8e49145eaa7740b64665.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4864

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/4864-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4864-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4864-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4864-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4864-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads