Overview

overview

10

Static

static

3

7d15dfeb1b...eN.exe

windows7-x64

10

7d15dfeb1b...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7d15dfeb1b4aeddf0826a83913fea148965b0ebd528abf856d13c83b1749fe5eN.exe

  • Size

    71KB

  • Sample

    241222-rzfl2a1mdt

  • MD5

    fe66ed63c2cd936f5f7dc68f667ff4d0

  • SHA1

    4fd3f738b037321a005849de39c85641556b72fb

  • SHA256

    7d15dfeb1b4aeddf0826a83913fea148965b0ebd528abf856d13c83b1749fe5e

  • SHA512

    1f4b3cdbcdc936d3124e4199fbeb8b6633154e069c4de3c048c4cb89682c88ed181e7ed7edc883346b9d13f2f7de0c76409665e56b276bb61c72b698afe43b52

  • SSDEEP

    1536:KwgV9nFFtw4I1jNL9bqO11GJ+RU8apmRQbDbEyRCRRRoR4RkG:Kd7n3K3dNt1FRU8apmeLEy032yaG

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

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

Targets

    • Target

      7d15dfeb1b4aeddf0826a83913fea148965b0ebd528abf856d13c83b1749fe5eN.exe

    • Size

      71KB

    • MD5

      fe66ed63c2cd936f5f7dc68f667ff4d0

    • SHA1

      4fd3f738b037321a005849de39c85641556b72fb

    • SHA256

      7d15dfeb1b4aeddf0826a83913fea148965b0ebd528abf856d13c83b1749fe5e

    • SHA512

      1f4b3cdbcdc936d3124e4199fbeb8b6633154e069c4de3c048c4cb89682c88ed181e7ed7edc883346b9d13f2f7de0c76409665e56b276bb61c72b698afe43b52

    • SSDEEP

      1536:KwgV9nFFtw4I1jNL9bqO11GJ+RU8apmRQbDbEyRCRRRoR4RkG:Kd7n3K3dNt1FRU8apmeLEy032yaG

    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