Overview

overview

10

Static

static

3

af2a6af26d...f7.exe

windows7-x64

10

af2a6af26d...f7.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    af2a6af26d2b478753668b58bc5d83dbd33e2ff39ae88a5f27bbbec21a85b6f7

  • Size

    92KB

  • Sample

    241225-b5rngstlgz

  • MD5

    6944d4b091e29751144cc91dee36cef2

  • SHA1

    622a510cebf7e69b00cb9002fe527fa619ec71a3

  • SHA256

    af2a6af26d2b478753668b58bc5d83dbd33e2ff39ae88a5f27bbbec21a85b6f7

  • SHA512

    3c687a1d91ac87ef278da201ecd93cd26754d67014c52798d779327b28a9cbaa5925c752ab69baedfb29ba1acd3f0d2f68f1a54993f41e2b98b79a4ea6e15a67

  • SSDEEP

    1536:B7sGsqvLcmMT3bheqobzmbxiw12hItuCNK62DGdEBmUOInnKQrUoR24HsUs:B7bLc1HheqobzC8cnuCNKh5BTg6THsR

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

      af2a6af26d2b478753668b58bc5d83dbd33e2ff39ae88a5f27bbbec21a85b6f7

    • Size

      92KB

    • MD5

      6944d4b091e29751144cc91dee36cef2

    • SHA1

      622a510cebf7e69b00cb9002fe527fa619ec71a3

    • SHA256

      af2a6af26d2b478753668b58bc5d83dbd33e2ff39ae88a5f27bbbec21a85b6f7

    • SHA512

      3c687a1d91ac87ef278da201ecd93cd26754d67014c52798d779327b28a9cbaa5925c752ab69baedfb29ba1acd3f0d2f68f1a54993f41e2b98b79a4ea6e15a67

    • SSDEEP

      1536:B7sGsqvLcmMT3bheqobzmbxiw12hItuCNK62DGdEBmUOInnKQrUoR24HsUs:B7bLc1HheqobzC8cnuCNKh5BTg6THsR

    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