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Overview

overview

10

Static

static

3

97b364c5f0...2c.exe

windows7-x64

10

97b364c5f0...2c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    97b364c5f0566106447f99beb33f231f8df2eb367044ffe9aa49f4a587be6d2c

  • Size

    207KB

  • Sample

    250308-ezblvssjt3

  • MD5

    99aa626d18c2a4e72891d8af113a9b4f

  • SHA1

    1644a83210c7ec631f420f3b0863b253b357628c

  • SHA256

    97b364c5f0566106447f99beb33f231f8df2eb367044ffe9aa49f4a587be6d2c

  • SHA512

    19164dc76a62ff893fbb57e758ff3c4046d083d0d75f27ea9bdc5fc76c1274d965bbca293aa0f5fbffc374574aac33ca67a68d1b63315cdb1ef8a4663fa8c59c

  • SSDEEP

    3072:dXdyjBPinPszm0VjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvojoSb:dXdy9PiPim0Vjj+VPj92d62ASOwjx

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

      97b364c5f0566106447f99beb33f231f8df2eb367044ffe9aa49f4a587be6d2c

    • Size

      207KB

    • MD5

      99aa626d18c2a4e72891d8af113a9b4f

    • SHA1

      1644a83210c7ec631f420f3b0863b253b357628c

    • SHA256

      97b364c5f0566106447f99beb33f231f8df2eb367044ffe9aa49f4a587be6d2c

    • SHA512

      19164dc76a62ff893fbb57e758ff3c4046d083d0d75f27ea9bdc5fc76c1274d965bbca293aa0f5fbffc374574aac33ca67a68d1b63315cdb1ef8a4663fa8c59c

    • SSDEEP

      3072:dXdyjBPinPszm0VjoSdoxx4KcWmjRrzyAyAtWgoJSWYVo2ASOvojoSb:dXdy9PiPim0Vjj+VPj92d62ASOwjx

    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