Overview

overview

10

Static

static

10

ca7620452b...eN.exe

windows7-x64

10

ca7620452b...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ca7620452b172b32be8c15315bb7aa171c947c4c947347445b101b95b73258aeN.exe

  • Size

    391KB

  • Sample

    241208-bxjynszqgr

  • MD5

    e9262fd19b5637ba391f827be990e790

  • SHA1

    3348ab7ef86a18ea511b102dc6da0adcfbcc779e

  • SHA256

    ca7620452b172b32be8c15315bb7aa171c947c4c947347445b101b95b73258ae

  • SHA512

    1264e23c1e3aa079c127bc157ef861312346339ab32ce6c627663d5aca9b6cc451f667f0a4fd6f0ffc6e5330a56dd466f03dc59bbbc60d86672315251ebafe20

  • SSDEEP

    6144:QfYaRNClaAfbAfNtTAfMAfFAfNPUmKyIxLfYeOO9UmKyIxL:KREmNtuhUNP3cOK3

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

      ca7620452b172b32be8c15315bb7aa171c947c4c947347445b101b95b73258aeN.exe

    • Size

      391KB

    • MD5

      e9262fd19b5637ba391f827be990e790

    • SHA1

      3348ab7ef86a18ea511b102dc6da0adcfbcc779e

    • SHA256

      ca7620452b172b32be8c15315bb7aa171c947c4c947347445b101b95b73258ae

    • SHA512

      1264e23c1e3aa079c127bc157ef861312346339ab32ce6c627663d5aca9b6cc451f667f0a4fd6f0ffc6e5330a56dd466f03dc59bbbc60d86672315251ebafe20

    • SSDEEP

      6144:QfYaRNClaAfbAfNtTAfMAfFAfNPUmKyIxLfYeOO9UmKyIxL:KREmNtuhUNP3cOK3

    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