Overview

overview

10

Static

static

10

c1eb7dc87a...c4.exe

windows7-x64

10

c1eb7dc87a...c4.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c1eb7dc87a912a9cf527fde7dc5f871f0fcf948e90d90d2a0b7882a2b66fc6c4

  • Size

    108KB

  • Sample

    250306-mpm6xawr16

  • MD5

    982a0a3aa4b6c46bd46207cd55600b15

  • SHA1

    3fefa0a66978a16201fbcf8f66a564c57da160cb

  • SHA256

    c1eb7dc87a912a9cf527fde7dc5f871f0fcf948e90d90d2a0b7882a2b66fc6c4

  • SHA512

    c0020cfabb31008a1ac745d3ddec534241f876452190640679523a5f570c34f95a0bf64140e5aaa8382c1b13c4246006f92280e735d0d3bc880cedc83d2d1ee4

  • SSDEEP

    3072:zOSnxL2RyaH4aCR47WEkPe+dCDEIFcFmKcUsvKwF:zOSXa4e+oDEsUs

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

      c1eb7dc87a912a9cf527fde7dc5f871f0fcf948e90d90d2a0b7882a2b66fc6c4

    • Size

      108KB

    • MD5

      982a0a3aa4b6c46bd46207cd55600b15

    • SHA1

      3fefa0a66978a16201fbcf8f66a564c57da160cb

    • SHA256

      c1eb7dc87a912a9cf527fde7dc5f871f0fcf948e90d90d2a0b7882a2b66fc6c4

    • SHA512

      c0020cfabb31008a1ac745d3ddec534241f876452190640679523a5f570c34f95a0bf64140e5aaa8382c1b13c4246006f92280e735d0d3bc880cedc83d2d1ee4

    • SSDEEP

      3072:zOSnxL2RyaH4aCR47WEkPe+dCDEIFcFmKcUsvKwF:zOSXa4e+oDEsUs

    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