General

  • Target

    4bb37f8ba406b6082ae1f179ca9098144674b2c5f75ddca9bf546aff42c70ab7N

  • Size

    576KB

  • Sample

    241107-j92m9a1pfp

  • MD5

    cc15ca9b1181b83d6cb9610064e26180

  • SHA1

    21cd34311d053faeec53820d25b5dbd5f8ac2c74

  • SHA256

    4bb37f8ba406b6082ae1f179ca9098144674b2c5f75ddca9bf546aff42c70ab7

  • SHA512

    02d857d10b8b14e1dca81073635e3f0d3cf42d9211f5bfe1a7869f240dee49797f9b163afa39603db809ecab403832e48977e163a04f2641dd6d929dc25e1d02

  • SSDEEP

    12288:u+NRSGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgSgRDO:u+NRSGyXsGG1ws5ipX6

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

      4bb37f8ba406b6082ae1f179ca9098144674b2c5f75ddca9bf546aff42c70ab7N

    • Size

      576KB

    • MD5

      cc15ca9b1181b83d6cb9610064e26180

    • SHA1

      21cd34311d053faeec53820d25b5dbd5f8ac2c74

    • SHA256

      4bb37f8ba406b6082ae1f179ca9098144674b2c5f75ddca9bf546aff42c70ab7

    • SHA512

      02d857d10b8b14e1dca81073635e3f0d3cf42d9211f5bfe1a7869f240dee49797f9b163afa39603db809ecab403832e48977e163a04f2641dd6d929dc25e1d02

    • SSDEEP

      12288:u+NRSGyXu1jGG1ws5iETdqvZNemWrsiLk6mqgSgRDO:u+NRSGyXsGG1ws5ipX6

    • 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