Overview

overview

10

Static

static

3

1adc68a554...18.exe

windows7-x64

10

1adc68a554...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1adc68a554fb4ea3404782333507c492_JaffaCakes118

  • Size

    219KB

  • Sample

    240701-l1m5lsycjk

  • MD5

    1adc68a554fb4ea3404782333507c492

  • SHA1

    ac942433d2e92627eacf84e6fb0c6033aa46b8ba

  • SHA256

    ae351ccad54afeca9a2ea17c8e535fc1998fe1878b13e896281ad0ee13ebc8ca

  • SHA512

    f52ef928b6e155307c1db2392456a671311ed0b224c3774a5d349744b7bc2a827cd1bc9be0565037788e80ddef9a24355edce18e274ca41a2517c7a662919328

  • SSDEEP

    3072:kyyL6e5KJOUM8GXLimIVlLUrt6Y/IOMe36uFW3bVHymY/FIj5E2/EPcVKe:krWe8oiGqU/eL9UFIj5Z/EPc4e

Score
10/10
metasploitbackdoorevasionpersistencetrojanupx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      1adc68a554fb4ea3404782333507c492_JaffaCakes118

    • Size

      219KB

    • MD5

      1adc68a554fb4ea3404782333507c492

    • SHA1

      ac942433d2e92627eacf84e6fb0c6033aa46b8ba

    • SHA256

      ae351ccad54afeca9a2ea17c8e535fc1998fe1878b13e896281ad0ee13ebc8ca

    • SHA512

      f52ef928b6e155307c1db2392456a671311ed0b224c3774a5d349744b7bc2a827cd1bc9be0565037788e80ddef9a24355edce18e274ca41a2517c7a662919328

    • SSDEEP

      3072:kyyL6e5KJOUM8GXLimIVlLUrt6Y/IOMe36uFW3bVHymY/FIj5E2/EPcVKe:krWe8oiGqU/eL9UFIj5Z/EPc4e

    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

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • 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 v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

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

Resource Development

Reconnaissance

Tasks