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Overview

overview

10

Static

static

10

c199485e88...3c.exe

windows7-x64

10

c199485e88...3c.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c199485e887d4a76e4554ccab9890b57d9d3473f3d3019209886c065410e0f3c

  • Size

    448KB

  • Sample

    250305-kv1yvavls5

  • MD5

    5fee3bb691841b608264750332f7aff6

  • SHA1

    cf8d705adc5c4879bd39a49d59103c9b9a45e9a1

  • SHA256

    c199485e887d4a76e4554ccab9890b57d9d3473f3d3019209886c065410e0f3c

  • SHA512

    9d17807cfcbdee95d9f735784d8a275969e86e5cb199ebf8a13c32afe2bdce16b7149f4567bcabe063c4f88d4a913f0ca842eb41edcf3160b8c0882cc07cc991

  • SSDEEP

    6144:Xf5LdbYlIms1TKxiLUmKyIxLDXXoq9FJZCUmKyIxL:xBbYYe832XXf9Do3

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

      c199485e887d4a76e4554ccab9890b57d9d3473f3d3019209886c065410e0f3c

    • Size

      448KB

    • MD5

      5fee3bb691841b608264750332f7aff6

    • SHA1

      cf8d705adc5c4879bd39a49d59103c9b9a45e9a1

    • SHA256

      c199485e887d4a76e4554ccab9890b57d9d3473f3d3019209886c065410e0f3c

    • SHA512

      9d17807cfcbdee95d9f735784d8a275969e86e5cb199ebf8a13c32afe2bdce16b7149f4567bcabe063c4f88d4a913f0ca842eb41edcf3160b8c0882cc07cc991

    • SSDEEP

      6144:Xf5LdbYlIms1TKxiLUmKyIxLDXXoq9FJZCUmKyIxL:xBbYYe832XXf9Do3

    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