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Overview

overview

10

Static

static

3

b9fa47cb36...67.exe

windows7-x64

10

b9fa47cb36...67.exe

windows10-2004-x64

10

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General

  • Target

    b9fa47cb3627feb0332aaf5eef79c1c125d0f5ebaa7abb0bc71a8773771e9b67

  • Size

    96KB

  • Sample

    241013-ct965avang

  • MD5

    d7c52264627457b07cba9358eaac64a5

  • SHA1

    cad1120a5fce26ede2fe92cdf2ae6aa2aeb3ffcc

  • SHA256

    b9fa47cb3627feb0332aaf5eef79c1c125d0f5ebaa7abb0bc71a8773771e9b67

  • SHA512

    889164480b584e47fdcee9ed742410efa4b5381730984648fbd332a7355f75e41c4c7266cfd732b3089970e738ace6972093e0b33feb6e5958a1e99fa01e160b

  • SSDEEP

    1536:qotJRaDFRnmXG62LmjPwIm3FQg2OLQBCsduV9jojTIvjr:qoLRaJRn/swIm3FpeBCsd69jc0v

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

      b9fa47cb3627feb0332aaf5eef79c1c125d0f5ebaa7abb0bc71a8773771e9b67

    • Size

      96KB

    • MD5

      d7c52264627457b07cba9358eaac64a5

    • SHA1

      cad1120a5fce26ede2fe92cdf2ae6aa2aeb3ffcc

    • SHA256

      b9fa47cb3627feb0332aaf5eef79c1c125d0f5ebaa7abb0bc71a8773771e9b67

    • SHA512

      889164480b584e47fdcee9ed742410efa4b5381730984648fbd332a7355f75e41c4c7266cfd732b3089970e738ace6972093e0b33feb6e5958a1e99fa01e160b

    • SSDEEP

      1536:qotJRaDFRnmXG62LmjPwIm3FQg2OLQBCsduV9jojTIvjr:qoLRaJRn/swIm3FpeBCsd69jc0v

    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