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General

  • Target

    cd593beb08f7212e775ec7307d456131771b9ec8c8e7f70f398035860aea7736

  • Size

    64KB

  • Sample

    250305-lza4navzgx

  • MD5

    ab5057a95b6a3874559413dd8c6f05bd

  • SHA1

    66633fffe86b16514cc57521847f3fc34a6c8a2b

  • SHA256

    cd593beb08f7212e775ec7307d456131771b9ec8c8e7f70f398035860aea7736

  • SHA512

    1376d034ffeef1bc1bfc77acf17e0ce0ab454a47cdf721c209659aba55d069b73d9fb3a8b17b9c3d65cdbbec2b4a77834a0bb006a9a76437ffcc199296ec00b9

  • SSDEEP

    768:EOSTpqJiAsAO27UI5uUpFHTFnZhEIJR+p0m09Pff4o79l/1H5S6XJ1IwEGp9Thf+:ETNbAjAI5FpFHZZhEM5f4MftXUwXfzw/

Malware Config

Extracted

Family

berbew

C2

http://tat-neftbank.ru/kkq.php

http://tat-neftbank.ru/wcmd.htm

Targets

    • Target

      cd593beb08f7212e775ec7307d456131771b9ec8c8e7f70f398035860aea7736

    • Size

      64KB

    • MD5

      ab5057a95b6a3874559413dd8c6f05bd

    • SHA1

      66633fffe86b16514cc57521847f3fc34a6c8a2b

    • SHA256

      cd593beb08f7212e775ec7307d456131771b9ec8c8e7f70f398035860aea7736

    • SHA512

      1376d034ffeef1bc1bfc77acf17e0ce0ab454a47cdf721c209659aba55d069b73d9fb3a8b17b9c3d65cdbbec2b4a77834a0bb006a9a76437ffcc199296ec00b9

    • SSDEEP

      768:EOSTpqJiAsAO27UI5uUpFHTFnZhEIJR+p0m09Pff4o79l/1H5S6XJ1IwEGp9Thf+:ETNbAjAI5FpFHZZhEM5f4MftXUwXfzw/

    • Adds autorun key to be loaded by Explorer.exe on startup

    • Berbew

      Berbew is a backdoor written in C++.

    • Berbew family

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks