Overview

overview

10

Static

static

3

9c4cb89052...eN.exe

windows7-x64

10

9c4cb89052...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9c4cb8905291ab3ab215ac2b5f48d133672b56eabb5621c3d73d90f14da06c9eN

  • Size

    128KB

  • Sample

    241002-ej8awswdnj

  • MD5

    a49cc977212c6891f9c45f5523a57750

  • SHA1

    af9ea3f641436ab6f41cfee23ff255ea94d00fae

  • SHA256

    9c4cb8905291ab3ab215ac2b5f48d133672b56eabb5621c3d73d90f14da06c9e

  • SHA512

    e88cf1d9fc1607d7a49d2a0beae453aec1d063cfdc3a5f092e61ac1c7f63bfac8283d6faa2e66768aff629aa39ec63e50b64961d881c567a87fd5be4bcff5d1f

  • SSDEEP

    3072:FpMHlAhG5tnqJisUeBYpFPhAUE83FQo7fnEBctcp:FpklcGkzYVLE83FF7fPtc

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

      9c4cb8905291ab3ab215ac2b5f48d133672b56eabb5621c3d73d90f14da06c9eN

    • Size

      128KB

    • MD5

      a49cc977212c6891f9c45f5523a57750

    • SHA1

      af9ea3f641436ab6f41cfee23ff255ea94d00fae

    • SHA256

      9c4cb8905291ab3ab215ac2b5f48d133672b56eabb5621c3d73d90f14da06c9e

    • SHA512

      e88cf1d9fc1607d7a49d2a0beae453aec1d063cfdc3a5f092e61ac1c7f63bfac8283d6faa2e66768aff629aa39ec63e50b64961d881c567a87fd5be4bcff5d1f

    • SSDEEP

      3072:FpMHlAhG5tnqJisUeBYpFPhAUE83FQo7fnEBctcp:FpklcGkzYVLE83FF7fPtc

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks