Overview

overview

10

Static

static

3

1b138ed48a...dN.exe

windows7-x64

10

1b138ed48a...dN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1b138ed48ace8b9070f65d1c6153da792f488aa870568b2fe07aee6434454c0dN.exe

  • Size

    72KB

  • Sample

    241207-15pxbssjgp

  • MD5

    ef1137093f6c7fba5bd105740f6422d0

  • SHA1

    ff800ca58410fd612bcc143f93fbfeb8e0d562da

  • SHA256

    1b138ed48ace8b9070f65d1c6153da792f488aa870568b2fe07aee6434454c0d

  • SHA512

    9ba2bd4399a78d1b857af956944380d8c04888f88810d9ef8f596a55009d46b60d98e783ae789760f0320ba665e86e5b9e1e6b70a5158ca4f76511e68ec99cd3

  • SSDEEP

    1536:2Fu3QqD2llegwWFGQrDVMNt37bDYFyL88cV631iqF1vDw:2tiMnrhWt3XDYILbbHvD

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

      1b138ed48ace8b9070f65d1c6153da792f488aa870568b2fe07aee6434454c0dN.exe

    • Size

      72KB

    • MD5

      ef1137093f6c7fba5bd105740f6422d0

    • SHA1

      ff800ca58410fd612bcc143f93fbfeb8e0d562da

    • SHA256

      1b138ed48ace8b9070f65d1c6153da792f488aa870568b2fe07aee6434454c0d

    • SHA512

      9ba2bd4399a78d1b857af956944380d8c04888f88810d9ef8f596a55009d46b60d98e783ae789760f0320ba665e86e5b9e1e6b70a5158ca4f76511e68ec99cd3

    • SSDEEP

      1536:2Fu3QqD2llegwWFGQrDVMNt37bDYFyL88cV631iqF1vDw:2tiMnrhWt3XDYILbbHvD

    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