Overview

overview

10

Static

static

3

2b48070a3c...10.exe

windows7-x64

10

2b48070a3c...10.exe

windows10-2004-x64

10

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General

  • Target

    2b48070a3c85126906cb8017475a7fd1ae279cbe8d1cc5aded41f290c470db10

  • Size

    760KB

  • Sample

    241123-zjjyhssjbq

  • MD5

    c6a5004201e1311f0b39c8ccd6b18933

  • SHA1

    463101517b66241a88cd5dea6f6b2b22ec5d6371

  • SHA256

    2b48070a3c85126906cb8017475a7fd1ae279cbe8d1cc5aded41f290c470db10

  • SHA512

    bfa29f0f1d09f6087c3f08897718fba903dbe33afadb3fcda207c2ea24953c867adf314a45c5fb5b207b7e728320d711de34adb3de1795b9123a16330c506d6d

  • SSDEEP

    12288:rVfUO3cOK3NPh2kkkkK4kXkkkkkkkkl888888888888888888nusMH0QiRLsq:rVfUiyNPh2kkkkK4kXkkkkkkkkhLx

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

      2b48070a3c85126906cb8017475a7fd1ae279cbe8d1cc5aded41f290c470db10

    • Size

      760KB

    • MD5

      c6a5004201e1311f0b39c8ccd6b18933

    • SHA1

      463101517b66241a88cd5dea6f6b2b22ec5d6371

    • SHA256

      2b48070a3c85126906cb8017475a7fd1ae279cbe8d1cc5aded41f290c470db10

    • SHA512

      bfa29f0f1d09f6087c3f08897718fba903dbe33afadb3fcda207c2ea24953c867adf314a45c5fb5b207b7e728320d711de34adb3de1795b9123a16330c506d6d

    • SSDEEP

      12288:rVfUO3cOK3NPh2kkkkK4kXkkkkkkkkl888888888888888888nusMH0QiRLsq:rVfUiyNPh2kkkkK4kXkkkkkkkkhLx

    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