Overview

overview

10

Static

static

13fe269cee...1f.exe

windows7-x64

10

13fe269cee...1f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    13fe269ceed9d9c4f5745a1dd7b7682d79efe5f05faeb00c4409a591b405fb1f

  • Size

    246KB

  • Sample

    220919-dfqq1ahcep

  • MD5

    791b8f6c49b235238e4109db3cead404

  • SHA1

    5a5d12b4017a2bff39d73103d4c48ce1dd247fdf

  • SHA256

    13fe269ceed9d9c4f5745a1dd7b7682d79efe5f05faeb00c4409a591b405fb1f

  • SHA512

    0108c22b337ed0f19f3feb99195cd79d20cfa64af973166a1f9fd59758dbfb67629383845b15e3d42a9412e19c7e828e62f2814a5d9d3ad5b5d7bc7bc1d58151

  • SSDEEP

    6144:JRneWALBZ/23BggscIPf2HP9rnw0qO4/SkeeabLCYBVtlXY:JRefVp23Bggsci2HlnU/SCALCGVtlY

Score
10/10
metasploitbackdoorevasionpersistencetrojanupx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      13fe269ceed9d9c4f5745a1dd7b7682d79efe5f05faeb00c4409a591b405fb1f

    • Size

      246KB

    • MD5

      791b8f6c49b235238e4109db3cead404

    • SHA1

      5a5d12b4017a2bff39d73103d4c48ce1dd247fdf

    • SHA256

      13fe269ceed9d9c4f5745a1dd7b7682d79efe5f05faeb00c4409a591b405fb1f

    • SHA512

      0108c22b337ed0f19f3feb99195cd79d20cfa64af973166a1f9fd59758dbfb67629383845b15e3d42a9412e19c7e828e62f2814a5d9d3ad5b5d7bc7bc1d58151

    • SSDEEP

      6144:JRneWALBZ/23BggscIPf2HP9rnw0qO4/SkeeabLCYBVtlXY:JRefVp23Bggsci2HlnU/SCALCGVtlY

    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