Overview

overview

10

Static

static

3

28d1aafa10...07.exe

windows7-x64

10

28d1aafa10...07.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    28d1aafa10fe55af3ea4320c85d598b51f3a592f2337b6da044b6a52f0517507

  • Size

    704KB

  • Sample

    241207-znr5paylar

  • MD5

    e7fc7a0794bb147ad728e254a4e569d2

  • SHA1

    21024c2e7dcc387fda8857b29a963acee3d41312

  • SHA256

    28d1aafa10fe55af3ea4320c85d598b51f3a592f2337b6da044b6a52f0517507

  • SHA512

    0a6add7389897c7379311a7518f5e64b191636fd134ddebf04a4bcddf95b01155fd4c9608967b4af7787fa5f5734bf85d15fa45378af57c1c1ad52e365db26dc

  • SSDEEP

    12288:xs2KT6ryrQg5dzrWAI5KFHTP7rXFr/+zrWAI5K4:xLKTprQg5d0MTP7hm0d

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

      28d1aafa10fe55af3ea4320c85d598b51f3a592f2337b6da044b6a52f0517507

    • Size

      704KB

    • MD5

      e7fc7a0794bb147ad728e254a4e569d2

    • SHA1

      21024c2e7dcc387fda8857b29a963acee3d41312

    • SHA256

      28d1aafa10fe55af3ea4320c85d598b51f3a592f2337b6da044b6a52f0517507

    • SHA512

      0a6add7389897c7379311a7518f5e64b191636fd134ddebf04a4bcddf95b01155fd4c9608967b4af7787fa5f5734bf85d15fa45378af57c1c1ad52e365db26dc

    • SSDEEP

      12288:xs2KT6ryrQg5dzrWAI5KFHTP7rXFr/+zrWAI5K4:xLKTprQg5d0MTP7hm0d

    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