Overview

overview

10

Static

static

3

e7cf090027...2N.exe

windows7-x64

10

e7cf090027...2N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e7cf090027756782a01478a43c0b3aacc0d540f2da1cbf11dcefafe124512232N.exe

  • Size

    90KB

  • Sample

    241119-wk2m6syphv

  • MD5

    df14e10f653b793cf33384f2598948c0

  • SHA1

    541f875296e25f81a045f4fff10300fb5813ceee

  • SHA256

    e7cf090027756782a01478a43c0b3aacc0d540f2da1cbf11dcefafe124512232

  • SHA512

    157193ca34a266ca1193ccb0985dbbab98a562cbf4c739417160650183d144f7e933490654759f91c5d85bf1d3d682776b2f0353d9456409d7370c7f691747f5

  • SSDEEP

    1536:BSVEXU/I/+oIASrc1MNpxBakiD+QYMSqGSu/Ub0VkVNK:2E4IGopp1MNpqD5sqGSu/Ub0+NK

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

      e7cf090027756782a01478a43c0b3aacc0d540f2da1cbf11dcefafe124512232N.exe

    • Size

      90KB

    • MD5

      df14e10f653b793cf33384f2598948c0

    • SHA1

      541f875296e25f81a045f4fff10300fb5813ceee

    • SHA256

      e7cf090027756782a01478a43c0b3aacc0d540f2da1cbf11dcefafe124512232

    • SHA512

      157193ca34a266ca1193ccb0985dbbab98a562cbf4c739417160650183d144f7e933490654759f91c5d85bf1d3d682776b2f0353d9456409d7370c7f691747f5

    • SSDEEP

      1536:BSVEXU/I/+oIASrc1MNpxBakiD+QYMSqGSu/Ub0VkVNK:2E4IGopp1MNpqD5sqGSu/Ub0+NK

    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