Overview

overview

10

Static

static

3

0c4a9a97f8...af.exe

windows7-x64

10

0c4a9a97f8...af.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0c4a9a97f8f8b4e04ddea026c82c1eeb8a14926e3b8c266ff30578c70f7fc5af

  • Size

    482KB

  • Sample

    241223-x44sbaylfj

  • MD5

    04b5fd1b32757b0a9493739f3292522a

  • SHA1

    7624dd2f48237c8fc50b7361fabede7d35040526

  • SHA256

    0c4a9a97f8f8b4e04ddea026c82c1eeb8a14926e3b8c266ff30578c70f7fc5af

  • SHA512

    24cc8f3fbc698841c412d10e7e903632acac86d80d4f5472494d21b70b30b4985a5d66f2889ea60b336523b52a99ec0cf544c8b32b3da41a3e65323f815003f9

  • SSDEEP

    6144:0sY2jLprI8Ll+wGXAF2PbgKLVGFM6234lKm3mo8Yvi4KsLTFM6234lKm3y:r/BLMwGXAF5KLVGFB24lwR45FB24lg

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      0c4a9a97f8f8b4e04ddea026c82c1eeb8a14926e3b8c266ff30578c70f7fc5af

    • Size

      482KB

    • MD5

      04b5fd1b32757b0a9493739f3292522a

    • SHA1

      7624dd2f48237c8fc50b7361fabede7d35040526

    • SHA256

      0c4a9a97f8f8b4e04ddea026c82c1eeb8a14926e3b8c266ff30578c70f7fc5af

    • SHA512

      24cc8f3fbc698841c412d10e7e903632acac86d80d4f5472494d21b70b30b4985a5d66f2889ea60b336523b52a99ec0cf544c8b32b3da41a3e65323f815003f9

    • SSDEEP

      6144:0sY2jLprI8Ll+wGXAF2PbgKLVGFM6234lKm3mo8Yvi4KsLTFM6234lKm3y:r/BLMwGXAF5KLVGFB24lwR45FB24lg

    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