Overview

overview

10

Static

static

3

b6bd8d94fd...3N.exe

windows7-x64

10

b6bd8d94fd...3N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b6bd8d94fd82190057945969ea3992e85ada48def6469429db9b423191de0e63N

  • Size

    90KB

  • Sample

    241001-hdvz6avhqk

  • MD5

    a64858114dc2f5cdb4deaccf11fff8c0

  • SHA1

    40d6b1f584a5a6086e933c908595a1175f1864d8

  • SHA256

    b6bd8d94fd82190057945969ea3992e85ada48def6469429db9b423191de0e63

  • SHA512

    5af5ed07f6643bbf274799bfc64feaeb5df9fa27f79b52d4e0ad18222241b5a2378a8eadb799df55e259995d2143d2cee03dd0146043082c4ec5f2806e7b39e6

  • SSDEEP

    1536:zaQ7hediEYjPjRYRONIWZmGOlx+omBx8mkB820joTiXNfOOQ/4BrGTI5Yxj:zaQdaiEYjPlYROuKP8vmX8gGu9U/4kTn

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

      b6bd8d94fd82190057945969ea3992e85ada48def6469429db9b423191de0e63N

    • Size

      90KB

    • MD5

      a64858114dc2f5cdb4deaccf11fff8c0

    • SHA1

      40d6b1f584a5a6086e933c908595a1175f1864d8

    • SHA256

      b6bd8d94fd82190057945969ea3992e85ada48def6469429db9b423191de0e63

    • SHA512

      5af5ed07f6643bbf274799bfc64feaeb5df9fa27f79b52d4e0ad18222241b5a2378a8eadb799df55e259995d2143d2cee03dd0146043082c4ec5f2806e7b39e6

    • SSDEEP

      1536:zaQ7hediEYjPjRYRONIWZmGOlx+omBx8mkB820joTiXNfOOQ/4BrGTI5Yxj:zaQdaiEYjPlYROuKP8vmX8gGu9U/4kTn

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks