Overview

overview

10

Static

static

10

tmp.exe

windows7-x64

10

tmp.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    tmp

  • Size

    80KB

  • Sample

    230329-zpekzsbe51

  • MD5

    6ea65106bdd4ab1148028f83956336d1

  • SHA1

    a1e0b3255718cd3478e6a585305427a8f2f3133d

  • SHA256

    c599bebc9ae54a54710008042361293d71475e5fbe8f0cbaceb6ee4565a72015

  • SHA512

    f0968062f384b2760d1f6f0189a70d6adefe2ca5162c6acffb64c351d7dbd0da0db00e56fa4c7ca9cb94f9b6b98ef732593412b6e1e23799aa06b7e394b2c95a

  • SSDEEP

    1536:YnJZzZ0+yQaiu6BkuUIbppIHI+CwthPLO3QeDfI:+Dt0+Faiu6BkuUIbppIHI+Cwt5LOgSfI

Score
10/10
purecrypterdiscoverydownloaderevasionloaderransomware

Malware Config

Extracted

Family

purecrypter

C2

http://80.66.75.37/a-Xmifagl.dll

Extracted

Path

C:\Users\Admin\Desktop\FILE RECOVERY.txt

Ransom Note
Hello Your files are encrypted and can not be used 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: A0E2BD53E922A52958F853FA 5) You will see payment information and we can make free test decryption here 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. �
URLs

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion

Extracted

Path

C:\Program Files\7-Zip\Lang\FILE RECOVERY.txt

Ransom Note
Hello Your files are encrypted and can not be used 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: 81ACBD900620137DC2149773 5) You will see payment information and we can make free test decryption here 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. �
URLs

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion/mallox/privateSignin

http://wtyafjyhwqrgo4a45wdvvwhen3cx4euie73qvlhkhvlrexljoyuklaad.onion

Targets

    • Target

      tmp

    • Size

      80KB

    • MD5

      6ea65106bdd4ab1148028f83956336d1

    • SHA1

      a1e0b3255718cd3478e6a585305427a8f2f3133d

    • SHA256

      c599bebc9ae54a54710008042361293d71475e5fbe8f0cbaceb6ee4565a72015

    • SHA512

      f0968062f384b2760d1f6f0189a70d6adefe2ca5162c6acffb64c351d7dbd0da0db00e56fa4c7ca9cb94f9b6b98ef732593412b6e1e23799aa06b7e394b2c95a

    • SSDEEP

      1536:YnJZzZ0+yQaiu6BkuUIbppIHI+CwthPLO3QeDfI:+Dt0+Faiu6BkuUIbppIHI+Cwt5LOgSfI

    Score
    10/10
    purecrypterdiscoverydownloaderevasionloaderransomware

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

      loaderdownloaderpurecrypter

    • Clears Windows event logs

      evasionransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies service settings

      Alters the configuration of existing services.

      evasion

    • Stops running service(s)

      evasion

    • Checks computer location settings

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

    • Modifies file permissions

      discovery

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

2
T1031

Privilege Escalation

Defense Evasion

Indicator Removal on Host

1
T1070

File Deletion

2
T1107

Impair Defenses

1
T1562

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

2
T1018

Process Discovery

1
T1057

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Service Stop

1
T1489

Tasks