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Overview

overview

10

Static

static

3

5fa93d4385...2N.exe

windows7-x64

10

5fa93d4385...2N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5fa93d43854341acc90372f78a63d4dd5771b0703699022ec0047bc968674562N

  • Size

    72KB

  • Sample

    241005-jhqfxaxemg

  • MD5

    f4c259eace093ee309497625a592c2b0

  • SHA1

    fe86e713051ec392dfda5a90882c8d75f6632579

  • SHA256

    5fa93d43854341acc90372f78a63d4dd5771b0703699022ec0047bc968674562

  • SHA512

    3ddbd8fd82b27f004c9fae6af842e44355b597370b8c6ae19081a72ecaf12045670cd7aeb2135ad8a41da549731924190881c12228d44987a6fbd086bc25a97c

  • SSDEEP

    1536:ISL5OcSlqWnDnMjGq9aedvNWLRQuoDbEyRCRRRoR4Rk4:/5OcSpwjGeaetqe5Ey032ya4

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

      5fa93d43854341acc90372f78a63d4dd5771b0703699022ec0047bc968674562N

    • Size

      72KB

    • MD5

      f4c259eace093ee309497625a592c2b0

    • SHA1

      fe86e713051ec392dfda5a90882c8d75f6632579

    • SHA256

      5fa93d43854341acc90372f78a63d4dd5771b0703699022ec0047bc968674562

    • SHA512

      3ddbd8fd82b27f004c9fae6af842e44355b597370b8c6ae19081a72ecaf12045670cd7aeb2135ad8a41da549731924190881c12228d44987a6fbd086bc25a97c

    • SSDEEP

      1536:ISL5OcSlqWnDnMjGq9aedvNWLRQuoDbEyRCRRRoR4Rk4:/5OcSpwjGeaetqe5Ey032ya4

    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