Overview

overview

10

Static

static

03c5d19976...e1.exe

windows7_x64

10

03c5d19976...e1.exe

windows10-2004_x64

8

Sharing

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General

  • Target

    03c5d199763dc4c427503407b8f7a34fce7fd5b54d231ca6d27c89b1fce4cae1

  • Size

    276KB

  • Sample

    220527-3dphlacfhj

  • MD5

    1952369794a5901f4067416eac3f159d

  • SHA1

    110daac82f1d96f3ea5c8cc4068001b0e9854562

  • SHA256

    03c5d199763dc4c427503407b8f7a34fce7fd5b54d231ca6d27c89b1fce4cae1

  • SHA512

    2aeb7d842afaf0460feffacea47986d381ef5feae7c4e8761bca319b24f214e9c647238eda3ccb5bf5e216ae075061b6bd4d0245f594c7ed43bf166c58d99959

Score
10/10
metasploitbackdoorevasionpersistencetrojanupx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      03c5d199763dc4c427503407b8f7a34fce7fd5b54d231ca6d27c89b1fce4cae1

    • Size

      276KB

    • MD5

      1952369794a5901f4067416eac3f159d

    • SHA1

      110daac82f1d96f3ea5c8cc4068001b0e9854562

    • SHA256

      03c5d199763dc4c427503407b8f7a34fce7fd5b54d231ca6d27c89b1fce4cae1

    • SHA512

      2aeb7d842afaf0460feffacea47986d381ef5feae7c4e8761bca319b24f214e9c647238eda3ccb5bf5e216ae075061b6bd4d0245f594c7ed43bf166c58d99959

    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

    • 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

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks