Overview

overview

10

Static

static

3

6eba4c4a4b...bb.exe

windows7-x64

10

6eba4c4a4b...bb.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6eba4c4a4b1ac909942eac6acbffda609e36f1658321f30321572689051ff2bb.exe

  • Size

    71KB

  • Sample

    241222-ttmjhatmbq

  • MD5

    796f27ef4eebbe4bf7014918fc6f6fca

  • SHA1

    20efea69c0348598175f6a5e928fbb9d20d1683b

  • SHA256

    6eba4c4a4b1ac909942eac6acbffda609e36f1658321f30321572689051ff2bb

  • SHA512

    4d7905ace9eda96a0937bbe42a3e1847477e314f1c05cbc22d2c2d7946a69feb8223feaf324ecc63f0d4c15059fbc94d1e06f4f1244aa83ee4e7df1ac9e17f5f

  • SSDEEP

    1536:HFCm2uwrdD4eJN+V00cnLYbYKZaqa777RQ0DbEyRCRRRoR4Rky:lCm2uwrdD1EeUkKZi777eyEy032yay

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

      6eba4c4a4b1ac909942eac6acbffda609e36f1658321f30321572689051ff2bb.exe

    • Size

      71KB

    • MD5

      796f27ef4eebbe4bf7014918fc6f6fca

    • SHA1

      20efea69c0348598175f6a5e928fbb9d20d1683b

    • SHA256

      6eba4c4a4b1ac909942eac6acbffda609e36f1658321f30321572689051ff2bb

    • SHA512

      4d7905ace9eda96a0937bbe42a3e1847477e314f1c05cbc22d2c2d7946a69feb8223feaf324ecc63f0d4c15059fbc94d1e06f4f1244aa83ee4e7df1ac9e17f5f

    • SSDEEP

      1536:HFCm2uwrdD4eJN+V00cnLYbYKZaqa777RQ0DbEyRCRRRoR4Rky:lCm2uwrdD1EeUkKZi777eyEy032yay

    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