Overview

overview

10

Static

static

10

f41d75c386...aN.exe

windows7-x64

10

f41d75c386...aN.exe

windows10-2004-x64

10

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General

  • Target

    f41d75c3863c98f5924efe2f99d6e2cd6d3d7027a0634134991e0909886c34baN.exe

  • Size

    368KB

  • Sample

    241208-d7cy8a1jdv

  • MD5

    9bba675f71058627d3dc2ece9019c300

  • SHA1

    fcfb5c88c5e07049d2497fe62b4a40afb625b22b

  • SHA256

    f41d75c3863c98f5924efe2f99d6e2cd6d3d7027a0634134991e0909886c34ba

  • SHA512

    14fdac028cfce6c1e4f179d35eeb2c91d64bdb96ab1dd290a57f97ac1ea5c1d2340121ebcbe705fc80bdc47740df842047384e94f998d26bdf358acafe3b06e0

  • SSDEEP

    6144:29ykVEiBITLRGQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwHlGrh/tOz:29ykV1BITs/+zrWAI5KFum/+zrWAIAqG

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

      f41d75c3863c98f5924efe2f99d6e2cd6d3d7027a0634134991e0909886c34baN.exe

    • Size

      368KB

    • MD5

      9bba675f71058627d3dc2ece9019c300

    • SHA1

      fcfb5c88c5e07049d2497fe62b4a40afb625b22b

    • SHA256

      f41d75c3863c98f5924efe2f99d6e2cd6d3d7027a0634134991e0909886c34ba

    • SHA512

      14fdac028cfce6c1e4f179d35eeb2c91d64bdb96ab1dd290a57f97ac1ea5c1d2340121ebcbe705fc80bdc47740df842047384e94f998d26bdf358acafe3b06e0

    • SSDEEP

      6144:29ykVEiBITLRGQO+zrWnAdqjeOpKfduBX2QO+zrWnAdqjsqwHlGrh/tOz:29ykV1BITs/+zrWAI5KFum/+zrWAIAqG

    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