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Overview

overview

10

Static

static

5f7bc91a90...a9.exe

windows7-x64

10

5f7bc91a90...a9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9

  • Size

    146KB

  • Sample

    221203-bx6sfaga6y

  • MD5

    4d6032603ea1f4769812deb05f24e4a0

  • SHA1

    6438b61008cd44a5276dd9216a70c87affa3f741

  • SHA256

    5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9

  • SHA512

    2b3f11aabe31f0117691eb480a4773e372e5e1603876b238d3d7106e5c8d4cfa829ec51f80a98a214b493d28c3afe5f4aa95cfe250c8ef9d200f131f922b5303

  • SSDEEP

    3072:pZ4whCoTh9z3QGEU0pt+PVTNYy7yrHMjUqmF9lA1Uf3PZ:pFEUXzmPpt+PVR9XqrZ3R

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9

    • Size

      146KB

    • MD5

      4d6032603ea1f4769812deb05f24e4a0

    • SHA1

      6438b61008cd44a5276dd9216a70c87affa3f741

    • SHA256

      5f7bc91a902a27af743b1d1fe07fd9a0b7fb7067d059a4ada5d76d0b35ee7aa9

    • SHA512

      2b3f11aabe31f0117691eb480a4773e372e5e1603876b238d3d7106e5c8d4cfa829ec51f80a98a214b493d28c3afe5f4aa95cfe250c8ef9d200f131f922b5303

    • SSDEEP

      3072:pZ4whCoTh9z3QGEU0pt+PVTNYy7yrHMjUqmF9lA1Uf3PZ:pFEUXzmPpt+PVR9XqrZ3R

    Score
    10/10
    evasionpersistence

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Executes dropped EXE

    • Checks computer location settings

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

    • 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 autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks