Overview

overview

10

Static

static

3

0f8f4815fa...0b.exe

windows7-x64

10

0f8f4815fa...0b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0f8f4815fa82919b5f3c1e7d095ab3f3dea5470950e9eb8619aa9d6694d0d00b

  • Size

    92KB

  • Sample

    241207-yj6xlswjak

  • MD5

    7c42456285433a5be9b64071ddafd392

  • SHA1

    8cd06466d6cea4607a92ede163ec5fba71ca17d0

  • SHA256

    0f8f4815fa82919b5f3c1e7d095ab3f3dea5470950e9eb8619aa9d6694d0d00b

  • SHA512

    e89c4b5a5ed1ef4ade012a93ea7dc7303da38bcc9727d8013dba6fa02f801cf08e521bffde35e86be479afa74b8873732c740bb0cca7b68c5d5a28a9554e300a

  • SSDEEP

    1536:VUHgi1cXZxhAuKi5x25vUTquo/EumqcljPXSkVKrvAUDN3imnunGP+y:VyHGJxGuKiZoWJVGvDDVbe4+y

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

      0f8f4815fa82919b5f3c1e7d095ab3f3dea5470950e9eb8619aa9d6694d0d00b

    • Size

      92KB

    • MD5

      7c42456285433a5be9b64071ddafd392

    • SHA1

      8cd06466d6cea4607a92ede163ec5fba71ca17d0

    • SHA256

      0f8f4815fa82919b5f3c1e7d095ab3f3dea5470950e9eb8619aa9d6694d0d00b

    • SHA512

      e89c4b5a5ed1ef4ade012a93ea7dc7303da38bcc9727d8013dba6fa02f801cf08e521bffde35e86be479afa74b8873732c740bb0cca7b68c5d5a28a9554e300a

    • SSDEEP

      1536:VUHgi1cXZxhAuKi5x25vUTquo/EumqcljPXSkVKrvAUDN3imnunGP+y:VyHGJxGuKiZoWJVGvDDVbe4+y

    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