Overview

overview

10

Static

static

mdnf94po.exe

windows7_x64

10

mdnf94po.exe

windows10_x64

10

Sharing

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General

  • Target

    mdnf94po.exe

  • Size

    172KB

  • Sample

    210310-bkzwhs7g5n

  • MD5

    99a04fd1d73dfd29fd37a6cacb738c1b

  • SHA1

    b9ea169c2cd0afb95a2005741e68d4d312eac7ef

  • SHA256

    4ad0e4bc848ce3f835cdb8ef61f9c7ef4f80ca75e65032f0437e4a5abb8f59e3

  • SHA512

    dbda2cc1838297fa4b58b0f899f32912507e3b9d7570a450900eca3f223f149fb0867c962ab1a3730518d1075736464242056ba566287eb5ba585e39342a13f0

Score
10/10
tofseexmrigevasionminerpersistencetrojan

Malware Config

Targets

    • Target

      mdnf94po.exe

    • Size

      172KB

    • MD5

      99a04fd1d73dfd29fd37a6cacb738c1b

    • SHA1

      b9ea169c2cd0afb95a2005741e68d4d312eac7ef

    • SHA256

      4ad0e4bc848ce3f835cdb8ef61f9c7ef4f80ca75e65032f0437e4a5abb8f59e3

    • SHA512

      dbda2cc1838297fa4b58b0f899f32912507e3b9d7570a450900eca3f223f149fb0867c962ab1a3730518d1075736464242056ba566287eb5ba585e39342a13f0

    Score
    10/10
    tofseexmrigevasionminerpersistencetrojan

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

      trojantofsee

    • Windows security bypass

      evasiontrojan

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

      minerxmrig

    • XMRig Miner Payload

      miner

    • Creates new service(s)

      persistence

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Sets service image path in registry

      persistence

    • Deletes itself

    • Looks up external IP address via web service

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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks