Overview

overview

10

Static

static

3

daa91070e3...6N.exe

windows7-x64

10

daa91070e3...6N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    daa91070e37cad87de9a0efde66dc7bda125a0af8a252d55b9853db1b0ba33d6N.exe

  • Size

    192KB

  • Sample

    241208-ef6b5awnhr

  • MD5

    a350e1cab4c479f5835026f907001090

  • SHA1

    0080d48c0c3f64167cb3695abdcf142f03741f12

  • SHA256

    daa91070e37cad87de9a0efde66dc7bda125a0af8a252d55b9853db1b0ba33d6

  • SHA512

    61a2d0296eacee020307333e7a80b15696b970dafe65c68b6a5b2820e667c66b74758b113f3f3b03cfdbd0a65fc4c9245745b036c5d754b70ff9a8a9a701021e

  • SSDEEP

    3072:KVDrFRC9Jt1s5Tn2aciZ3FQo7fnEBctcp/+wreVism:K5ajt1kn2Tu3FF7fPtcsw6U1

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

      daa91070e37cad87de9a0efde66dc7bda125a0af8a252d55b9853db1b0ba33d6N.exe

    • Size

      192KB

    • MD5

      a350e1cab4c479f5835026f907001090

    • SHA1

      0080d48c0c3f64167cb3695abdcf142f03741f12

    • SHA256

      daa91070e37cad87de9a0efde66dc7bda125a0af8a252d55b9853db1b0ba33d6

    • SHA512

      61a2d0296eacee020307333e7a80b15696b970dafe65c68b6a5b2820e667c66b74758b113f3f3b03cfdbd0a65fc4c9245745b036c5d754b70ff9a8a9a701021e

    • SSDEEP

      3072:KVDrFRC9Jt1s5Tn2aciZ3FQo7fnEBctcp/+wreVism:K5ajt1kn2Tu3FF7fPtcsw6U1

    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