Overview

overview

10

Static

static

3

5a64b69741...26.exe

windows7-x64

10

5a64b69741...26.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5a64b69741be5bc1f2e4c3fbe75ebcc2ed422162e6f1bc2aa1a64b0095b09826.exe

  • Size

    72KB

  • Sample

    241222-k2g5basjht

  • MD5

    801b043b7a229a4f42f8e293977042eb

  • SHA1

    698b93c6f54029fbd334927c3e4ba56d4a89bd4b

  • SHA256

    5a64b69741be5bc1f2e4c3fbe75ebcc2ed422162e6f1bc2aa1a64b0095b09826

  • SHA512

    ef52fd329fbebd4841ec40fdd8e5968e629c941ab439e78412c7466c90755cf459f275641c50109a8aee6ec0dd947d5ed04b451f817e7f8e6719bc1346d7a103

  • SSDEEP

    1536:iWQSUGe/PJgN3xRCCXC401ECQEy5bgsA+lbPbFq9:i8heGXR9C40XQ3bdl7bFq9

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

      5a64b69741be5bc1f2e4c3fbe75ebcc2ed422162e6f1bc2aa1a64b0095b09826.exe

    • Size

      72KB

    • MD5

      801b043b7a229a4f42f8e293977042eb

    • SHA1

      698b93c6f54029fbd334927c3e4ba56d4a89bd4b

    • SHA256

      5a64b69741be5bc1f2e4c3fbe75ebcc2ed422162e6f1bc2aa1a64b0095b09826

    • SHA512

      ef52fd329fbebd4841ec40fdd8e5968e629c941ab439e78412c7466c90755cf459f275641c50109a8aee6ec0dd947d5ed04b451f817e7f8e6719bc1346d7a103

    • SSDEEP

      1536:iWQSUGe/PJgN3xRCCXC401ECQEy5bgsA+lbPbFq9:i8heGXR9C40XQ3bdl7bFq9

    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