Overview

overview

10

Static

static

3

ac1552bdbc...5N.exe

windows7-x64

10

ac1552bdbc...5N.exe

windows10-2004-x64

10

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General

  • Target

    ac1552bdbc78d2bd86b39b4aca25cbe7d10d6341f6cad2af0be20854c5213525N

  • Size

    90KB

  • Sample

    241012-v77bhaseqa

  • MD5

    46f42b909d5fd239a70b13767d746630

  • SHA1

    b9dbb82d2d5b9c30cbf717b71d9e6062f02c7e04

  • SHA256

    ac1552bdbc78d2bd86b39b4aca25cbe7d10d6341f6cad2af0be20854c5213525

  • SHA512

    fc5d40ce4836c91e1ce4008e926169a0013d4171d7d3eda79be38aeeaf43ce61157cbff280d62848d88d7559a51bde171ecd1a4efe363f6b21f6ebaedc1d2a93

  • SSDEEP

    1536:Mu+jAm4B3RBe4SWQIG9m7+380KpnIVSSF/Xx6fOOQ/4BrGTI5Yxj:JI4BO4SWvG9xjF/sU/4kT0Yxj

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

      ac1552bdbc78d2bd86b39b4aca25cbe7d10d6341f6cad2af0be20854c5213525N

    • Size

      90KB

    • MD5

      46f42b909d5fd239a70b13767d746630

    • SHA1

      b9dbb82d2d5b9c30cbf717b71d9e6062f02c7e04

    • SHA256

      ac1552bdbc78d2bd86b39b4aca25cbe7d10d6341f6cad2af0be20854c5213525

    • SHA512

      fc5d40ce4836c91e1ce4008e926169a0013d4171d7d3eda79be38aeeaf43ce61157cbff280d62848d88d7559a51bde171ecd1a4efe363f6b21f6ebaedc1d2a93

    • SSDEEP

      1536:Mu+jAm4B3RBe4SWQIG9m7+380KpnIVSSF/Xx6fOOQ/4BrGTI5Yxj:JI4BO4SWvG9xjF/sU/4kT0Yxj

    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