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General

  • Target

    a021cf39c946a2d719fdac00cd6f6b00bb59c22c32be9b0af7c41223ba2ce564

  • Size

    64KB

  • Sample

    250305-hncass1ybw

  • MD5

    7033936514f8ca040e1f11c30adb2e75

  • SHA1

    ebcab3c2d51c93a82fc12b088c19346d2326b999

  • SHA256

    a021cf39c946a2d719fdac00cd6f6b00bb59c22c32be9b0af7c41223ba2ce564

  • SHA512

    bc9acce9a12459565e83673830198fa47d8247dc5bb2dd33fde7af0ca975d47aadf606f4147cdf6c98d8e75fe49f1b07c81ee1bb80686ed3f3cc09d54b934c00

  • SSDEEP

    1536:7dBVJb40itsPGdEUPyBnOhgwVvmfEWyI2rPFW2iwTbW:7dB/w83UUEvuEXpFW2VTbW

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      a021cf39c946a2d719fdac00cd6f6b00bb59c22c32be9b0af7c41223ba2ce564

    • Size

      64KB

    • MD5

      7033936514f8ca040e1f11c30adb2e75

    • SHA1

      ebcab3c2d51c93a82fc12b088c19346d2326b999

    • SHA256

      a021cf39c946a2d719fdac00cd6f6b00bb59c22c32be9b0af7c41223ba2ce564

    • SHA512

      bc9acce9a12459565e83673830198fa47d8247dc5bb2dd33fde7af0ca975d47aadf606f4147cdf6c98d8e75fe49f1b07c81ee1bb80686ed3f3cc09d54b934c00

    • SSDEEP

      1536:7dBVJb40itsPGdEUPyBnOhgwVvmfEWyI2rPFW2iwTbW:7dB/w83UUEvuEXpFW2VTbW

    • 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