b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785

Analysis

max time kernel
144s
max time network
194s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 03:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
Size

1.0MB
MD5

b1aefdcbd4a2ec608b197d6d470c7d37
SHA1

98a2f1247f02e348c59bf47b24d0050bf2f4f1b1
SHA256

b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785
SHA512

ea48a6c9837894b44e4957ee0c9d473d96474c457b8eb1c3376106b6c20084a6420523fa7c8e4ba12105caa3ea2fb4d840b9ba76e0b9778fb7207b9b099cc004
SSDEEP

24576:CO9NENGtIfz4RItOQDlfhG83DAIUnGkJp1GBz:Cg+NBOQ9c83D271G9

Score

7^/10

Malware Config

Signatures

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	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.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	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4500 set thread context of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3156	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
3156	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
3156	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
3156	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
3156	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
3156	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83
PID 4500 wrote to memory of 3156	4500	b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe	83

C:\Users\Admin\AppData\Local\Temp\b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
"C:\Users\Admin\AppData\Local\Temp\b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4500
- C:\Users\Admin\AppData\Local\Temp\b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe
  "C:\Users\Admin\AppData\Local\Temp\b8743fb2ac6641265f7d5a8183f5efe927c9804e5a9cfa0760631b9e50426785.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:3156

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3156-134-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/3156-133-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/3156-135-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/3156-136-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/3156-137-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/3156-138-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads