Overview

overview

10

Static

static

3

41c967bd61...10.exe

windows7-x64

10

41c967bd61...10.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    41c967bd61bd4b448c0f4fa9a33260b3b1926ed98eba97021e4a0ad313614d10

  • Size

    89KB

  • Sample

    250307-ept1fsvjz4

  • MD5

    a409775b6a04ceb0e393d55bac81c4fc

  • SHA1

    95e5d54caf4ee35bc71d4d5293250d54858ec745

  • SHA256

    41c967bd61bd4b448c0f4fa9a33260b3b1926ed98eba97021e4a0ad313614d10

  • SHA512

    75e160d5483785b8b1bf21722aff949902e788e00b6ddcdfb7b72f1d9564307fd8811df25721017bee2c370141fba0ce090b5a575b7f545b4def9407711a8801

  • SSDEEP

    1536:NOf1XfhWtshHy1lHhXyhYcGo2Uh1Yi/bQz20Nf6azCN1RQmfD68a+VMKKTRVGFtl:NG1X0tshH0n02LiTU2s6a01eTr4MKy32

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

      41c967bd61bd4b448c0f4fa9a33260b3b1926ed98eba97021e4a0ad313614d10

    • Size

      89KB

    • MD5

      a409775b6a04ceb0e393d55bac81c4fc

    • SHA1

      95e5d54caf4ee35bc71d4d5293250d54858ec745

    • SHA256

      41c967bd61bd4b448c0f4fa9a33260b3b1926ed98eba97021e4a0ad313614d10

    • SHA512

      75e160d5483785b8b1bf21722aff949902e788e00b6ddcdfb7b72f1d9564307fd8811df25721017bee2c370141fba0ce090b5a575b7f545b4def9407711a8801

    • SSDEEP

      1536:NOf1XfhWtshHy1lHhXyhYcGo2Uh1Yi/bQz20Nf6azCN1RQmfD68a+VMKKTRVGFtl:NG1X0tshH0n02LiTU2s6a01eTr4MKy32

    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