targetcompany | 4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e

General

Target

4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe
Size

346KB
MD5

42b91f11d07c3937cf7507e37b994c99
SHA1

7640568a86817717c51b129ea41078fdd9ff44c4
SHA256

4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e
SHA512

1f367cfad9e230e5cd566ad17086d133108044fc8b898979f08426285d94e5e5a8bf3fd17dc8c8c65490efe782316ea92c09bcd82b1a106a08de2dbed7b54f49
SSDEEP

6144:Mb3hsyXpHunpoE/T/iSIDexeohXdHV2z:cXpOpRlI8eoT

Score

10^/10

targetcompany evasion ransomware

Malware Config

Extracted

Path

F:\HOW TO BACK FILES.txt

Family

targetcompany

Ransom Note

Hello Your files are encrypted and can not be used We have downloaded your confidential data and are ready to publish it on our blog To return your files in work condition you need decryption tool Follow the instructions to decrypt all your data Do not try to change or restore files yourself, this will break them If you want, on our site you can decrypt one file for free. Free test decryption allowed only for not valuable file with size less than 3MB How to get decryption tool: 1) Download and install TOR browser by this link: https://www.torproject.org/download/ 2) If TOR blocked in your country and you can't access to the link then use any VPN software 3) Run TOR browser and open the site: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin 4) Copy your private ID in the input field. Your Private key: 093BAB684502450511E8C625 5) You will see payment information and we can make free test decryption here 6)After payment, you will receive a tool for decrypting files, and we will delete the data that was taken from you Our blog of leaked companies: wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion If you are unable to contact us through the site, then you can email us: [email protected] Waiting for a response via mail can be several days. Do not use it if you have not tried contacting through the site.�

Emails

[email protected]

URLs

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion

Signatures

TargetCompany,Mallox
TargetCompany (aka Mallox) is a ransomware which encrypts files using a combination of ChaCha20, AES-128, and Curve25519, first seen in June 2021.
ransomware targetcompany

Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs

ransomware evasion

Inhibit System Recovery

T1490

pid	Process
1936	bcdedit.exe
1984	bcdedit.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4556	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe
4556	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	4556	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe
Token: SeDebugPrivilege	4556	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4556 wrote to memory of 4784	4556	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe	86
PID 4556 wrote to memory of 4784	4556	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe	86
PID 4556 wrote to memory of 5108	4556	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe	87
PID 4556 wrote to memory of 5108	4556	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe	87

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\shutdownwithoutlogon = "0"	4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe

C:\Users\Admin\AppData\Local\Temp\4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe
"C:\Users\Admin\AppData\Local\Temp\4674370e64733f2f634251da6967fe96f02ac4654543b36b1b80e765495bfe4e.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4556
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c bcdedit /set {current} bootstatuspolicy ignoreallfailures
  2⤵
  PID:4784
- - C:\Windows\system32\bcdedit.exe
    bcdedit /set {current} bootstatuspolicy ignoreallfailures
    3⤵
    - Modifies boot configuration data using bcdedit
    PID:1936
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c bcdedit /set {current} recoveryenabled no
  2⤵
  PID:5108
- - C:\Windows\system32\bcdedit.exe
    bcdedit /set {current} recoveryenabled no
    3⤵
    - Modifies boot configuration data using bcdedit
    PID:1984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1

T1490

Replay Monitor

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Downloads

F:\HOW TO BACK FILES.txt

Filesize
1KB

MD5
99392b8bd69c079c990c5f417ded115f

SHA1
ea7271515fa1a18efa2e0fc2976bdf7c1087b8f3

SHA256
c1a7fc4f2cf891d3ff0879b40e2041eca54093a753903101a50b5189df54684a

SHA512
3733f8791781cc514fc5bd9eb9e59ae7b550a235913e5014caf8bb62508592f0056d7cabc035cfb98680fa0158f44ca032c83128f251f5f74bf2a8781d69fada

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Analysis

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