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Overview

overview

10

Static

static

3

e1499c0870...5N.exe

windows7-x64

10

e1499c0870...5N.exe

windows10-2004-x64

10

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General

  • Target

    e1499c08707666ce50b6f89b1a3075d3011f9e52e3e8674fd8c1e09a271a87c5N

  • Size

    2.5MB

  • Sample

    240927-byjz3a1dna

  • MD5

    f039094a957bf5b2478223748b0a40a0

  • SHA1

    f2785890cfacbb3bc07a5cd90fa37552e7096e6a

  • SHA256

    e1499c08707666ce50b6f89b1a3075d3011f9e52e3e8674fd8c1e09a271a87c5

  • SHA512

    25cc78e3ebff2feae05545d318482b5f5684988d0b3e0c801e20d101c7f91d0c3f8730ee2e6b6b32661cb9fc28453226365a34b638f4a68e34ff45bdb6ee0d94

  • SSDEEP

    12288:Bt4LyLWkYE+H0vqwhkY660JVaw0HBHOehl0oDL/eToo5Li2:BtIPkNSQdgdVaw0HBFhWof/0o8

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

      e1499c08707666ce50b6f89b1a3075d3011f9e52e3e8674fd8c1e09a271a87c5N

    • Size

      2.5MB

    • MD5

      f039094a957bf5b2478223748b0a40a0

    • SHA1

      f2785890cfacbb3bc07a5cd90fa37552e7096e6a

    • SHA256

      e1499c08707666ce50b6f89b1a3075d3011f9e52e3e8674fd8c1e09a271a87c5

    • SHA512

      25cc78e3ebff2feae05545d318482b5f5684988d0b3e0c801e20d101c7f91d0c3f8730ee2e6b6b32661cb9fc28453226365a34b638f4a68e34ff45bdb6ee0d94

    • SSDEEP

      12288:Bt4LyLWkYE+H0vqwhkY660JVaw0HBHOehl0oDL/eToo5Li2:BtIPkNSQdgdVaw0HBFhWof/0o8

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks