Overview

overview

10

Static

static

8

SecuriteIn...90.exe

windows7_x64

10

SecuriteIn...90.exe

windows10_x64

10

Sharing

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General

  • Target

    SecuriteInfo.com.BehavesLike.Win32.Generic.cc.32390

  • Size

    172KB

  • Sample

    201228-nz5sxv1fy2

  • MD5

    21e50a8ca0425c3d14e03b7325e2aee6

  • SHA1

    aa82c5ec5acec3da9a2f9e9da70c9f9080fc68be

  • SHA256

    0d9ed7e134a13d48c88c27f062d0c45e1db82972206821229a22eace941eb806

  • SHA512

    40b24327ceb9326b9e897dd0b7d70748708885f59c7745643fe4ce0dd3a5806e1845180ef880394b60dc1a652f96b4ca09fa942dcba7bcf361da085bce90bb3a

Score
10/10
tofseexmrigevasionminerpersistencetrojanupx

Malware Config

Targets

    • Target

      SecuriteInfo.com.BehavesLike.Win32.Generic.cc.32390

    • Size

      172KB

    • MD5

      21e50a8ca0425c3d14e03b7325e2aee6

    • SHA1

      aa82c5ec5acec3da9a2f9e9da70c9f9080fc68be

    • SHA256

      0d9ed7e134a13d48c88c27f062d0c45e1db82972206821229a22eace941eb806

    • SHA512

      40b24327ceb9326b9e897dd0b7d70748708885f59c7745643fe4ce0dd3a5806e1845180ef880394b60dc1a652f96b4ca09fa942dcba7bcf361da085bce90bb3a

    Score
    10/10
    tofseexmrigevasionminerpersistencetrojanupx

    • 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

    • UPX packed file

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

      upx

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

New Service

1
T1050

Defense Evasion

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks