a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30

Analysis

max time kernel
188s
max time network
207s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 09:45

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General

Target

a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
Size

935KB
MD5

bd37603db8cf6a492a66142f076ec69c
SHA1

bb7c2dedd23764fa80bd03d98b8eef0f7ef406c9
SHA256

a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30
SHA512

eec75c31532c107854eddd6a9e1884c705f6a786c49e051d9d2b7b9a70d037c907eac2140a95042db0ea8b5758ffc7718f83cda01be522d851af24bf52ad7764
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4j:pyHv5Z+Wzv7AiBll0OBWi6si9Gu

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/4728-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4728-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4728-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4728-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4728-138-0x0000000000400000-0x00000000004F2000-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	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.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	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 460 set thread context of 4728	460	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe	84

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4728	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
4728	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
4728	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
4728	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
4728	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
4728	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 460 wrote to memory of 4728	460	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe	84
PID 460 wrote to memory of 4728	460	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe	84
PID 460 wrote to memory of 4728	460	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe	84
PID 460 wrote to memory of 4728	460	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe	84
PID 460 wrote to memory of 4728	460	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe	84
PID 460 wrote to memory of 4728	460	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe	84
PID 460 wrote to memory of 4728	460	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe	84
PID 460 wrote to memory of 4728	460	a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe	84

C:\Users\Admin\AppData\Local\Temp\a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
"C:\Users\Admin\AppData\Local\Temp\a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:460
- C:\Users\Admin\AppData\Local\Temp\a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe
  "C:\Users\Admin\AppData\Local\Temp\a429b4f85c020f77f77504c7ddd89f85730165292788931fe8c8a896944d2f30.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4728

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/4728-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4728-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4728-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4728-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4728-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads