4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191

Analysis

max time kernel
153s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2022 04:21

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General

Target

4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe
Size

667KB
MD5

d007d60237a705823afc412e3f8915af
SHA1

01f9fdddd7e6c327e1efa4c4027f8660cf73a7ed
SHA256

4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191
SHA512

42c51b754f1e068d899461328f3d09251b6cd3329e528c590eaf9444e3b413b6c507458b9ce0dd840080cd0ac362141c2c2e4353032f2021c35eec31183f9a42
SSDEEP

12288:tvpg47dsWtxQChxY2mpz5NPdErOpxRKIYeGAJHBm79/3VJ:tvm47dsWtxQD2szvdIO/RKheGgm7r

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/4632-134-0x0000000002150000-0x000000000229B000-memory.dmp	upx
behavioral2/memory/4632-137-0x0000000002150000-0x000000000229B000-memory.dmp	upx
behavioral2/memory/4632-138-0x0000000002150000-0x000000000229B000-memory.dmp	upx
behavioral2/memory/4632-139-0x0000000002150000-0x000000000229B000-memory.dmp	upx
behavioral2/memory/4632-140-0x0000000002150000-0x000000000229B000-memory.dmp	upx
behavioral2/memory/4632-141-0x0000000002150000-0x000000000229B000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe

pid	process
4632	4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe
4632	4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe
4632	4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe
4632	4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe

description	pid	process
Token: SeShutdownPrivilege	4632	4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe
Token: SeCreatePagefilePrivilege	4632	4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe

pid	process
4632	4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe
4632	4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe

C:\Users\Admin\AppData\Local\Temp\4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe
"C:\Users\Admin\AppData\Local\Temp\4e4c26733c4ec2f7043559bd8556c94c0edc4844f1cd38cbaa14f46c88b47191.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4632

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/4632-132-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4632-133-0x00000000020A0000-0x0000000002147000-memory.dmp

Filesize
668KB

Download
memory/4632-134-0x0000000002150000-0x000000000229B000-memory.dmp

Filesize
1.3MB

Download
memory/4632-137-0x0000000002150000-0x000000000229B000-memory.dmp

Filesize
1.3MB

Download
memory/4632-138-0x0000000002150000-0x000000000229B000-memory.dmp

Filesize
1.3MB

Download
memory/4632-139-0x0000000002150000-0x000000000229B000-memory.dmp

Filesize
1.3MB

Download
memory/4632-140-0x0000000002150000-0x000000000229B000-memory.dmp

Filesize
1.3MB

Download
memory/4632-141-0x0000000002150000-0x000000000229B000-memory.dmp

Filesize
1.3MB

Download