Overview

overview

10

Static

static

3

2a7792da2f...cc.exe

windows7-x64

10

2a7792da2f...cc.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2a7792da2f3bf38f600e66233a14afc33af6596e86dea43cdeff5dbd001f80cc

  • Size

    89KB

  • Sample

    250305-17hk2az1ft

  • MD5

    2597f648bead3f3eecd87dcd27b9e9df

  • SHA1

    a76e676e7c8beff12ae040cba0db3d08d69de462

  • SHA256

    2a7792da2f3bf38f600e66233a14afc33af6596e86dea43cdeff5dbd001f80cc

  • SHA512

    4c33386543fbb0c4879321c7035a2432819a4a4d1977eb73609dba5614cdcabace7174ad85bc33e4f2e866c735463a09c6a0e0f38a2042a66e893758c5e53cb2

  • SSDEEP

    1536:U97AUSChN7naZo9XQtkSZ8aVGc1lExkg8F:6P5nKP6SGc1lakgw

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

      2a7792da2f3bf38f600e66233a14afc33af6596e86dea43cdeff5dbd001f80cc

    • Size

      89KB

    • MD5

      2597f648bead3f3eecd87dcd27b9e9df

    • SHA1

      a76e676e7c8beff12ae040cba0db3d08d69de462

    • SHA256

      2a7792da2f3bf38f600e66233a14afc33af6596e86dea43cdeff5dbd001f80cc

    • SHA512

      4c33386543fbb0c4879321c7035a2432819a4a4d1977eb73609dba5614cdcabace7174ad85bc33e4f2e866c735463a09c6a0e0f38a2042a66e893758c5e53cb2

    • SSDEEP

      1536:U97AUSChN7naZo9XQtkSZ8aVGc1lExkg8F:6P5nKP6SGc1lakgw

    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