Overview

overview

10

Static

static

3

1910eba753...07.exe

windows7-x64

10

1910eba753...07.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1910eba7537fb69b03b8dbaf31dd09a03cab5766beed3e11c9a810f2a21fe307

  • Size

    90KB

  • Sample

    241224-yr5phswman

  • MD5

    ac30f07abccd16ef383691f9c560bf5b

  • SHA1

    8f5e2490f94e96c112ad1dd93e8e5770969e9c78

  • SHA256

    1910eba7537fb69b03b8dbaf31dd09a03cab5766beed3e11c9a810f2a21fe307

  • SHA512

    ce1737224cfbdf24f89ddc9d5a22df5296be633bcc380d90cd26c068f5f5d2436a389690cbac326062d6b61ff91015c5fed904fdb6e7d82a2a59ab87efcac5b0

  • SSDEEP

    1536:FI86t0muivViw/7ECM05Q5jHaLK2P/nGcu/Ub0VkVNL:FI8BCiw/7gYHLV/nGcu/Ub0+NL

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

      1910eba7537fb69b03b8dbaf31dd09a03cab5766beed3e11c9a810f2a21fe307

    • Size

      90KB

    • MD5

      ac30f07abccd16ef383691f9c560bf5b

    • SHA1

      8f5e2490f94e96c112ad1dd93e8e5770969e9c78

    • SHA256

      1910eba7537fb69b03b8dbaf31dd09a03cab5766beed3e11c9a810f2a21fe307

    • SHA512

      ce1737224cfbdf24f89ddc9d5a22df5296be633bcc380d90cd26c068f5f5d2436a389690cbac326062d6b61ff91015c5fed904fdb6e7d82a2a59ab87efcac5b0

    • SSDEEP

      1536:FI86t0muivViw/7ECM05Q5jHaLK2P/nGcu/Ub0VkVNL:FI8BCiw/7gYHLV/nGcu/Ub0+NL

    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