Overview

overview

10

Static

static

ca1441615d...5f.exe

windows7-x64

10

ca1441615d...5f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ca1441615d14117a414448ee303cd1a8a3021980bb8476fcac4e1aa83723d65f

  • Size

    249KB

  • Sample

    221203-fm1kwsba9y

  • MD5

    1bed964735e9a19f4e1ca09e8a61e60d

  • SHA1

    53105df2de13bf0416d09c88a2c254221e60e9ae

  • SHA256

    ca1441615d14117a414448ee303cd1a8a3021980bb8476fcac4e1aa83723d65f

  • SHA512

    32656feb69915b41289e72bb6608eb4c385d77b62285f4ea9fd09dfd6c5b6a6cc0287174457f43e6227efb9f3f2c7362709b9739927907db03f994f7b6c115ad

  • SSDEEP

    3072:azGbs5CPFpid7aB+PuUoEPnBRUzPkPWv5WKuznt+DxME/+Veo/B6dcLSHaSVLkB9:RbrpkB/nBmFunUm56dqYy

Score
10/10
metasploitbackdoorevasionpersistencetrojanupx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      ca1441615d14117a414448ee303cd1a8a3021980bb8476fcac4e1aa83723d65f

    • Size

      249KB

    • MD5

      1bed964735e9a19f4e1ca09e8a61e60d

    • SHA1

      53105df2de13bf0416d09c88a2c254221e60e9ae

    • SHA256

      ca1441615d14117a414448ee303cd1a8a3021980bb8476fcac4e1aa83723d65f

    • SHA512

      32656feb69915b41289e72bb6608eb4c385d77b62285f4ea9fd09dfd6c5b6a6cc0287174457f43e6227efb9f3f2c7362709b9739927907db03f994f7b6c115ad

    • SSDEEP

      3072:azGbs5CPFpid7aB+PuUoEPnBRUzPkPWv5WKuznt+DxME/+Veo/B6dcLSHaSVLkB9:RbrpkB/nBmFunUm56dqYy

    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