Overview

overview

10

Static

static

10

MYANSWER.exe

windows7-x64

7

MYANSWER.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    MYANSWER.exe

  • Size

    87.0MB

  • Sample

    250209-qay7easkez

  • MD5

    269df89e6a504561e8e5b43db243e8ae

  • SHA1

    9743e7dfecf96f9e00c9f6d6ec0009478e446958

  • SHA256

    9aba2734ad9d2da3a2fbaee76d1e081a664024ac97ad09e48faef34bbb8854b6

  • SHA512

    5f6c7908cdb37c592e03d2b8e09e65d03cc9edbe2e306e5e13d8a0dee0e17bd3f3c2d1f21d5e1f18ecc712f241f04e5720217323ffd6723da6c232ece118820e

  • SSDEEP

    1572864:w2GKlgWjKsm/OkiqOv8im2AzJE7Bbli08iYgj+h58sMwqVkwOB:wnKirsm/OknOv8i3mSw025O+w

Score
10/10
pysilondefense_evasiondiscoveryexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      MYANSWER.exe

    • Size

      87.0MB

    • MD5

      269df89e6a504561e8e5b43db243e8ae

    • SHA1

      9743e7dfecf96f9e00c9f6d6ec0009478e446958

    • SHA256

      9aba2734ad9d2da3a2fbaee76d1e081a664024ac97ad09e48faef34bbb8854b6

    • SHA512

      5f6c7908cdb37c592e03d2b8e09e65d03cc9edbe2e306e5e13d8a0dee0e17bd3f3c2d1f21d5e1f18ecc712f241f04e5720217323ffd6723da6c232ece118820e

    • SSDEEP

      1572864:w2GKlgWjKsm/OkiqOv8im2AzJE7Bbli08iYgj+h58sMwqVkwOB:wnKirsm/OknOv8i3mSw025O+w

    Score
    9/10
    upxdefense_evasiondiscoveryexecutionpersistence

    • Enumerates VirtualBox DLL files

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Downloads MZ/PE file

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      defense_evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

1
T1112

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

File and Directory Discovery

1
T1083

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Virtualization/Sandbox Evasion

1
T1497

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks