b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e

Analysis

max time kernel
140s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 09:43

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General

Target

b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
Size

1.1MB
MD5

e4bf08a6daac8b4c0289fbdfb8c0d504
SHA1

92c821766f301228fbd59495587b76747a60fad7
SHA256

b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e
SHA512

4a0d647f3868d727fea9699d4d645bcbca14b848e2eaecb292b1ef9b855be1d9c7e5d7993a1a5e726ecef9c2069a5880dc85f0f5130a1d3047964dcaad27c588
SSDEEP

24576:LRmJkcoQricOIQxiZY1WNyUdPizldLFvusj24sDVdzvTud:IJZoQrbTFZY1WNyGiz1C45

Score

5^/10

Malware Config

Signatures

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/632-132-0x0000000000400000-0x00000000004B5000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe

description	pid	process	target process
PID 632 set thread context of 3632	632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe

pid	process
632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe

pid	process
632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe

description	pid	process	target process
PID 632 wrote to memory of 3632	632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
PID 632 wrote to memory of 3632	632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
PID 632 wrote to memory of 3632	632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
PID 632 wrote to memory of 3632	632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
PID 632 wrote to memory of 3632	632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
PID 632 wrote to memory of 3632	632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
PID 632 wrote to memory of 3632	632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
PID 632 wrote to memory of 3632	632	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe	b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe

C:\Users\Admin\AppData\Local\Temp\b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
"C:\Users\Admin\AppData\Local\Temp\b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:632

C:\Users\Admin\AppData\Local\Temp\b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe
"C:\Users\Admin\AppData\Local\Temp\b4aec75dae1752e35ce12f125821681324a35d8e87e985c2f66e07d66b4f127e.exe"
2⤵
PID:3632

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/632-132-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3632-133-0x0000000000000000-mapping.dmp

Download
memory/3632-134-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/3632-136-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download