Overview

overview

10

Static

static

acf09e1cf3...0c.exe

windows7-x64

10

acf09e1cf3...0c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    acf09e1cf3b812350fb067ae36f0692c05521d5499d271e8ccc0b38f0556500c

  • Size

    264KB

  • Sample

    221130-3ftkbsed53

  • MD5

    d868cb713efffd35e423575824d0dd0b

  • SHA1

    f320926b871bc19f213c82e0e2b888fb12780fc1

  • SHA256

    acf09e1cf3b812350fb067ae36f0692c05521d5499d271e8ccc0b38f0556500c

  • SHA512

    2aca70fbbe972787eefb533f3a6c14f9f9552e360b290aadd7c96d5ff43c3b9b3a30d728a8c3b8d8dab9db4043146890dd765ec5558fd406ca0972999b5187e8

  • SSDEEP

    6144:fxGDQWxXrkMZXRl7can55b55C55/55C55b55r55z55b55C55/55C55b55r55z551:fr27kMZXRl7V

Score
10/10
metasploitbackdoorevasionpersistencetrojanupx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      acf09e1cf3b812350fb067ae36f0692c05521d5499d271e8ccc0b38f0556500c

    • Size

      264KB

    • MD5

      d868cb713efffd35e423575824d0dd0b

    • SHA1

      f320926b871bc19f213c82e0e2b888fb12780fc1

    • SHA256

      acf09e1cf3b812350fb067ae36f0692c05521d5499d271e8ccc0b38f0556500c

    • SHA512

      2aca70fbbe972787eefb533f3a6c14f9f9552e360b290aadd7c96d5ff43c3b9b3a30d728a8c3b8d8dab9db4043146890dd765ec5558fd406ca0972999b5187e8

    • SSDEEP

      6144:fxGDQWxXrkMZXRl7can55b55C55/55C55b55r55z55b55C55/55C55b55r55z551:fr27kMZXRl7V

    Score
    10/10
    metasploitbackdoorevasionpersistencetrojanupx

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

      trojanbackdoormetasploit

    • Modifies firewall policy service

      evasion

    • Executes dropped EXE

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks