Overview

overview

10

Static

static

3

a7683ec7ca...43.exe

windows7-x64

10

a7683ec7ca...43.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a7683ec7ca26b7ecd5f4c8f1029511e119c6e17f296fbb88c478a50cd0185f43

  • Size

    96KB

  • Sample

    250306-klwmrsvkx6

  • MD5

    22426411b2b7e69d5592419829eb6174

  • SHA1

    abc82f2b86cb1e13f619ec592a0864cc3dc12362

  • SHA256

    a7683ec7ca26b7ecd5f4c8f1029511e119c6e17f296fbb88c478a50cd0185f43

  • SHA512

    cc09ef3f800bda2c832f544fa9bc3a7626fcfb1ff5a92be08691ee3619ad5c77779ff9ce8e793e6aae26436f3f19b6edea638749f80817e474a5c0b0bae98b60

  • SSDEEP

    1536:bWcsmonucCSpk8b5w9mqy7jvEgUVtQduV9jojTIvjr:ichonNCSprbu9m37j8NVtQd69jc0v

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      a7683ec7ca26b7ecd5f4c8f1029511e119c6e17f296fbb88c478a50cd0185f43

    • Size

      96KB

    • MD5

      22426411b2b7e69d5592419829eb6174

    • SHA1

      abc82f2b86cb1e13f619ec592a0864cc3dc12362

    • SHA256

      a7683ec7ca26b7ecd5f4c8f1029511e119c6e17f296fbb88c478a50cd0185f43

    • SHA512

      cc09ef3f800bda2c832f544fa9bc3a7626fcfb1ff5a92be08691ee3619ad5c77779ff9ce8e793e6aae26436f3f19b6edea638749f80817e474a5c0b0bae98b60

    • SSDEEP

      1536:bWcsmonucCSpk8b5w9mqy7jvEgUVtQduV9jojTIvjr:ichonNCSprbu9m37j8NVtQd69jc0v

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks