Overview

overview

10

Static

static

3

3f6e3fff60...28.exe

windows7-x64

10

3f6e3fff60...28.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3f6e3fff602823eb77b5579f66ab7b8228bb26f760295821d73d3ac78d0b9d28

  • Size

    704KB

  • Sample

    250307-d68z9stpz9

  • MD5

    a354737a5d45d8d04dc06ad6f1907c64

  • SHA1

    9221661ffbf1710f3fb483a6c61dfab619dea6ed

  • SHA256

    3f6e3fff602823eb77b5579f66ab7b8228bb26f760295821d73d3ac78d0b9d28

  • SHA512

    45f102c4df07bdaba7421ea2fca4c8fe36b8c7560bf00e85e6c8bf08f901a2467d190ce6908d603ad9593182b132cbc68802542be00892c5e5f99e2bba239a1b

  • SSDEEP

    12288:nAP4OR4/+zrWAI5KFum/+zrWAIAqWim/+zrWAI5KF4cr6VDsEqacjgqANXcol27Z:AP4m0BmmvFimm0Xcr6VDsEqacjgqANX4

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

      3f6e3fff602823eb77b5579f66ab7b8228bb26f760295821d73d3ac78d0b9d28

    • Size

      704KB

    • MD5

      a354737a5d45d8d04dc06ad6f1907c64

    • SHA1

      9221661ffbf1710f3fb483a6c61dfab619dea6ed

    • SHA256

      3f6e3fff602823eb77b5579f66ab7b8228bb26f760295821d73d3ac78d0b9d28

    • SHA512

      45f102c4df07bdaba7421ea2fca4c8fe36b8c7560bf00e85e6c8bf08f901a2467d190ce6908d603ad9593182b132cbc68802542be00892c5e5f99e2bba239a1b

    • SSDEEP

      12288:nAP4OR4/+zrWAI5KFum/+zrWAIAqWim/+zrWAI5KF4cr6VDsEqacjgqANXcol27Z:AP4m0BmmvFimm0Xcr6VDsEqacjgqANX4

    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