Overview

overview

10

Static

static

4c2a849bc7...3e.exe

windows7_x64

10

4c2a849bc7...3e.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    4c2a849bc79e4114ddea304a330fcb50f256745e04595bbaef0857c60d65943e

  • Size

    1.3MB

  • Sample

    220212-avm2waeaf9

  • MD5

    2dc6efa90b95e2ddcb867a418a6f8e81

  • SHA1

    de304a84bef4bc0b66df369ce855ff21a1e231cf

  • SHA256

    4c2a849bc79e4114ddea304a330fcb50f256745e04595bbaef0857c60d65943e

  • SHA512

    d7a7111d77734ce5f8f7291102166e9466f5206038d6c367bed0156df406f298f42ad270adae213d495fae6f300d8601ddff7e12d2617113755b73a4baa2fa2b

Score
10/10
ouroborosevasionransomware

Malware Config

Targets

    • Target

      4c2a849bc79e4114ddea304a330fcb50f256745e04595bbaef0857c60d65943e

    • Size

      1.3MB

    • MD5

      2dc6efa90b95e2ddcb867a418a6f8e81

    • SHA1

      de304a84bef4bc0b66df369ce855ff21a1e231cf

    • SHA256

      4c2a849bc79e4114ddea304a330fcb50f256745e04595bbaef0857c60d65943e

    • SHA512

      d7a7111d77734ce5f8f7291102166e9466f5206038d6c367bed0156df406f298f42ad270adae213d495fae6f300d8601ddff7e12d2617113755b73a4baa2fa2b

    Score
    10/10
    ouroborosevasionransomware

    • Ouroboros/Zeropadypt

      Ransomware family based on open-source CryptoWire.

      ransomwareouroboros

    • Modifies Windows Firewall

      evasion

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks