Overview

overview

10

Static

static

3

7dd4fd9a7e...68.exe

windows7-x64

10

7dd4fd9a7e...68.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7dd4fd9a7e6ed8feaeda89e8dbc50fc06501977419f1d7109461817268f30b68.exe

  • Size

    94KB

  • Sample

    241225-wer7js1mhm

  • MD5

    aa804a843526e538a150018ed65f64d3

  • SHA1

    aee3009307e93764d47ec73845ce05f60b48fef4

  • SHA256

    7dd4fd9a7e6ed8feaeda89e8dbc50fc06501977419f1d7109461817268f30b68

  • SHA512

    9157b85ae4f9ac3cb3af4266fca1ebe464d29ce17938fbfcc4665e3971344574d2ce326eee5cc70763d8ee106c9725b645c8ef8433f0fed432dafa61e1668cfd

  • SSDEEP

    1536:rytTtvGMVEL7Xr+0CkNbnIlxbSxR+LfwLP1voSDGegBeD7iH6s9+zruC7BR9L4D9:rytwNL7X60ZMl5OQ4H6HF9dC6+oz

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

      7dd4fd9a7e6ed8feaeda89e8dbc50fc06501977419f1d7109461817268f30b68.exe

    • Size

      94KB

    • MD5

      aa804a843526e538a150018ed65f64d3

    • SHA1

      aee3009307e93764d47ec73845ce05f60b48fef4

    • SHA256

      7dd4fd9a7e6ed8feaeda89e8dbc50fc06501977419f1d7109461817268f30b68

    • SHA512

      9157b85ae4f9ac3cb3af4266fca1ebe464d29ce17938fbfcc4665e3971344574d2ce326eee5cc70763d8ee106c9725b645c8ef8433f0fed432dafa61e1668cfd

    • SSDEEP

      1536:rytTtvGMVEL7Xr+0CkNbnIlxbSxR+LfwLP1voSDGegBeD7iH6s9+zruC7BR9L4D9:rytwNL7X60ZMl5OQ4H6HF9dC6+oz

    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