Overview

overview

10

Static

static

3

2890cd6118...3b.exe

windows7-x64

10

2890cd6118...3b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2890cd6118944d82e63a2aeca080f06a7dbcedce56a395148d23c74f9f1f563b.exe

  • Size

    72KB

  • Sample

    241225-ze99xawqft

  • MD5

    a84b0c4cd8744be398056ddba34bc54a

  • SHA1

    f324c03623f920b2e4af34c1523eacbc0346f7f5

  • SHA256

    2890cd6118944d82e63a2aeca080f06a7dbcedce56a395148d23c74f9f1f563b

  • SHA512

    780cccfa0118c45eb0e89ac8c3c4544c0ab9188664af581406c19e9e7b579921d9747c716b8740088a7a5f949378441ce98eae15124e7431d2acb8bb04540b4d

  • SSDEEP

    1536:9SbkY9+AbMlcifDO8SngHHONISYKThKPt9jRnVC5PT:QkTcif68SngnOtYK1KrjRViPT

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

      2890cd6118944d82e63a2aeca080f06a7dbcedce56a395148d23c74f9f1f563b.exe

    • Size

      72KB

    • MD5

      a84b0c4cd8744be398056ddba34bc54a

    • SHA1

      f324c03623f920b2e4af34c1523eacbc0346f7f5

    • SHA256

      2890cd6118944d82e63a2aeca080f06a7dbcedce56a395148d23c74f9f1f563b

    • SHA512

      780cccfa0118c45eb0e89ac8c3c4544c0ab9188664af581406c19e9e7b579921d9747c716b8740088a7a5f949378441ce98eae15124e7431d2acb8bb04540b4d

    • SSDEEP

      1536:9SbkY9+AbMlcifDO8SngHHONISYKThKPt9jRnVC5PT:QkTcif68SngnOtYK1KrjRViPT

    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