Overview

overview

10

Static

static

10

61f3c78842...aN.exe

windows7-x64

10

61f3c78842...aN.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    61f3c78842d30d34fd8017dd0a8ae4a91fae4862475362b1d09b514aee12401aN.exe

  • Size

    128KB

  • Sample

    241123-wbtafaypew

  • MD5

    db0917ff69a8c73a16b7caa06cb97250

  • SHA1

    c3b688c840c99026f0f7ce27bd804247af92790f

  • SHA256

    61f3c78842d30d34fd8017dd0a8ae4a91fae4862475362b1d09b514aee12401a

  • SHA512

    c7fd6f5ba5d14480763b5af0066ca59f531e46b703955f43c0ec9a40ea911f3734bdb20ed43d31e2435558d0d804c71c95b0e493b0ff6063884d38bc1fa56060

  • SSDEEP

    1536:jnUJ+TkVpaSn+L31GQ2emzHfQ2bMviYgAa0ZGbwZG9o1nFzz3yjCQRawEDAJB8g:j/keSn+LvdVeMvr/Gbwf1nFzwSAJB8g

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

      61f3c78842d30d34fd8017dd0a8ae4a91fae4862475362b1d09b514aee12401aN.exe

    • Size

      128KB

    • MD5

      db0917ff69a8c73a16b7caa06cb97250

    • SHA1

      c3b688c840c99026f0f7ce27bd804247af92790f

    • SHA256

      61f3c78842d30d34fd8017dd0a8ae4a91fae4862475362b1d09b514aee12401a

    • SHA512

      c7fd6f5ba5d14480763b5af0066ca59f531e46b703955f43c0ec9a40ea911f3734bdb20ed43d31e2435558d0d804c71c95b0e493b0ff6063884d38bc1fa56060

    • SSDEEP

      1536:jnUJ+TkVpaSn+L31GQ2emzHfQ2bMviYgAa0ZGbwZG9o1nFzz3yjCQRawEDAJB8g:j/keSn+LvdVeMvr/Gbwf1nFzwSAJB8g

    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