Overview

overview

10

Static

static

10

3aa2466f66...3N.exe

windows7-x64

10

3aa2466f66...3N.exe

windows10-2004-x64

10

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General

  • Target

    3aa2466f6625f6c49980450d935fa2efc80d0ba6e7b34b8f26531799a92b6213N.exe

  • Size

    285KB

  • Sample

    241222-n9alzsxqaq

  • MD5

    137986393e886ea9c50f8da4e33ce6f0

  • SHA1

    953b126fc68ea78d15fba7d8e1ecda98198188d5

  • SHA256

    3aa2466f6625f6c49980450d935fa2efc80d0ba6e7b34b8f26531799a92b6213

  • SHA512

    2e04716580f11d2e5aab33f588fd027fbf53ca8ea3efe2a74340fb85509f3c525cc2a0b10241946871ee4aacfb3d0b94a4aefe3001d94783796898d38fa178eb

  • SSDEEP

    3072:4zO1QWi3Xys7ePUqbeEKVcbMloVRr3uMg0kAqSxYiJ2QM4GKch:4rx3Xys7e6EKQIoi7tWa

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      3aa2466f6625f6c49980450d935fa2efc80d0ba6e7b34b8f26531799a92b6213N.exe

    • Size

      285KB

    • MD5

      137986393e886ea9c50f8da4e33ce6f0

    • SHA1

      953b126fc68ea78d15fba7d8e1ecda98198188d5

    • SHA256

      3aa2466f6625f6c49980450d935fa2efc80d0ba6e7b34b8f26531799a92b6213

    • SHA512

      2e04716580f11d2e5aab33f588fd027fbf53ca8ea3efe2a74340fb85509f3c525cc2a0b10241946871ee4aacfb3d0b94a4aefe3001d94783796898d38fa178eb

    • SSDEEP

      3072:4zO1QWi3Xys7ePUqbeEKVcbMloVRr3uMg0kAqSxYiJ2QM4GKch:4rx3Xys7e6EKQIoi7tWa

    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