Overview

overview

10

Static

static

3

597a6b5eea...1c.exe

windows7-x64

10

597a6b5eea...1c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    597a6b5eeaa3af89737cb5ce006b321260615afbc2de53cf8293a1e23f553b1c

  • Size

    73KB

  • Sample

    250307-lfqd8symv4

  • MD5

    c4f7aff57146d69c76950104abe953e7

  • SHA1

    64e98ab12b00d67a83ba7461680a2c7e6e6ee299

  • SHA256

    597a6b5eeaa3af89737cb5ce006b321260615afbc2de53cf8293a1e23f553b1c

  • SHA512

    718b77c3e56daa2c49b9651266007976f2686d2c09510013ad8e3abc959208ebff91d9210d47b185394f2d01d6e5f9d9c094d34fc067998f0e5195a99f0a6970

  • SSDEEP

    1536:F/vqzuzJuCXPdmqKrcljmnA6d411Jcrv8Ql0YmnskI7iW+a+J+w:5v9zJPdmqKrclKnAw4xcr0QVmnskIGWw

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

      597a6b5eeaa3af89737cb5ce006b321260615afbc2de53cf8293a1e23f553b1c

    • Size

      73KB

    • MD5

      c4f7aff57146d69c76950104abe953e7

    • SHA1

      64e98ab12b00d67a83ba7461680a2c7e6e6ee299

    • SHA256

      597a6b5eeaa3af89737cb5ce006b321260615afbc2de53cf8293a1e23f553b1c

    • SHA512

      718b77c3e56daa2c49b9651266007976f2686d2c09510013ad8e3abc959208ebff91d9210d47b185394f2d01d6e5f9d9c094d34fc067998f0e5195a99f0a6970

    • SSDEEP

      1536:F/vqzuzJuCXPdmqKrcljmnA6d411Jcrv8Ql0YmnskI7iW+a+J+w:5v9zJPdmqKrclKnAw4xcr0QVmnskIGWw

    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