Overview

overview

10

Static

static

10

source_prepared.exe

windows7-x64

7

source_prepared.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    source_prepared.exe

  • Size

    81.8MB

  • Sample

    241105-k4hhvsyhjn

  • MD5

    74dab3c4a7b7b1bf8cde8ceae1b902b4

  • SHA1

    839c24b063b871e94bdb9cd3b1dd90a778b4ac25

  • SHA256

    731c1afffac06b741db5ea6f3e7735b66981e517d060bc43684ac4ff5ecb73a1

  • SHA512

    4a48191f1876a66d8d7f2e815f7bc7c068679e96f05ce1c296e773520bf0c899fa0089afce1bbf8f324c1ff0f31038bd3a1feeaf99f1e04109e1b9a2461725bb

  • SSDEEP

    1572864:wGKlo3oWozG0hSk8IpG7V+VPhqCM3E77liztRiYgj+h58sMwVerlQO9tcJ5f:JKeY9zjSkB05awCM2wRj5herNWf

Score
10/10
pysilonevasionexecutionpersistencepyinstallerupx

Malware Config

Targets

    • Target

      source_prepared.exe

    • Size

      81.8MB

    • MD5

      74dab3c4a7b7b1bf8cde8ceae1b902b4

    • SHA1

      839c24b063b871e94bdb9cd3b1dd90a778b4ac25

    • SHA256

      731c1afffac06b741db5ea6f3e7735b66981e517d060bc43684ac4ff5ecb73a1

    • SHA512

      4a48191f1876a66d8d7f2e815f7bc7c068679e96f05ce1c296e773520bf0c899fa0089afce1bbf8f324c1ff0f31038bd3a1feeaf99f1e04109e1b9a2461725bb

    • SSDEEP

      1572864:wGKlo3oWozG0hSk8IpG7V+VPhqCM3E77liztRiYgj+h58sMwVerlQO9tcJ5f:JKeY9zjSkB05awCM2wRj5herNWf

    Score
    9/10
    upxevasionexecutionpersistence

    • 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

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      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

Tasks