Overview

overview

10

Static

static

3

d4cf098ca6...84.exe

windows7-x64

10

d4cf098ca6...84.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    d4cf098ca67ab38b87f3615301b7adbe35571dc8a562b9593daf1d74180c9e84

  • Size

    324KB

  • Sample

    241123-emy7dsxqfs

  • MD5

    e0d9b5990c020f6c02b8575abaa19aa9

  • SHA1

    42275723282635a3556c77cad203ba3a6fd85149

  • SHA256

    d4cf098ca67ab38b87f3615301b7adbe35571dc8a562b9593daf1d74180c9e84

  • SHA512

    c821bbd36635a876f0d065486b7f522a97548ae5009ddf55a6a584f80792d9034cf6db0035e2b81a21c1eaff5782900cb4f6f962a7f6c22a68c486627c4be036

  • SSDEEP

    6144:KYis6faNWv9pmzd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8ws:KY7FIv9Up5IFy5BcVPINRFYpfZvTmAW9

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

      d4cf098ca67ab38b87f3615301b7adbe35571dc8a562b9593daf1d74180c9e84

    • Size

      324KB

    • MD5

      e0d9b5990c020f6c02b8575abaa19aa9

    • SHA1

      42275723282635a3556c77cad203ba3a6fd85149

    • SHA256

      d4cf098ca67ab38b87f3615301b7adbe35571dc8a562b9593daf1d74180c9e84

    • SHA512

      c821bbd36635a876f0d065486b7f522a97548ae5009ddf55a6a584f80792d9034cf6db0035e2b81a21c1eaff5782900cb4f6f962a7f6c22a68c486627c4be036

    • SSDEEP

      6144:KYis6faNWv9pmzd5IF6rfBBcVPINRFYpfZvT6zAWq6JMf3us8ws:KY7FIv9Up5IFy5BcVPINRFYpfZvTmAW9

    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