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Overview

overview

10

Static

static

10

8688b2cc16...2N.exe

windows7-x64

10

8688b2cc16...2N.exe

windows10-2004-x64

10

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General

  • Target

    8688b2cc1671959183686dceb5fde6db50e4e93efe63f5f6aaf5d459a66a60f2N

  • Size

    144KB

  • Sample

    241013-tspx8szerk

  • MD5

    b4ce05576af27fd778d9a75d2cb5ed10

  • SHA1

    b350d2c90af52a46fc5eac33abd39e4b70a252b2

  • SHA256

    8688b2cc1671959183686dceb5fde6db50e4e93efe63f5f6aaf5d459a66a60f2

  • SHA512

    755f7dfc57745b932fcc026f0dcef5f6ec636f188fd1946686d5e49c6bce5e5f2a1e1de8ff984a0ff2a5c2fd7274fd1587364d82ec1a4e7cf0e17cbda969e53d

  • SSDEEP

    1536:zNIGRbpaknMkG6Yy/JJQRiXhDzurnYJpD9r8XxrYQ9UVQu0sN4sI+:jAY1Yy/bQRsDzGYJpD9r8XxrYnQg4sI+

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

      8688b2cc1671959183686dceb5fde6db50e4e93efe63f5f6aaf5d459a66a60f2N

    • Size

      144KB

    • MD5

      b4ce05576af27fd778d9a75d2cb5ed10

    • SHA1

      b350d2c90af52a46fc5eac33abd39e4b70a252b2

    • SHA256

      8688b2cc1671959183686dceb5fde6db50e4e93efe63f5f6aaf5d459a66a60f2

    • SHA512

      755f7dfc57745b932fcc026f0dcef5f6ec636f188fd1946686d5e49c6bce5e5f2a1e1de8ff984a0ff2a5c2fd7274fd1587364d82ec1a4e7cf0e17cbda969e53d

    • SSDEEP

      1536:zNIGRbpaknMkG6Yy/JJQRiXhDzurnYJpD9r8XxrYQ9UVQu0sN4sI+:jAY1Yy/bQRsDzGYJpD9r8XxrYnQg4sI+

    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

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks