Analysis

  • max time kernel
    150s
  • max time network
    96s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    29-09-2021 07:10

General

  • Target

    f9d0f03aba5378393fe83fa8e473b89a.exe

  • Size

    493KB

  • MD5

    f9d0f03aba5378393fe83fa8e473b89a

  • SHA1

    174def16b7a286eeb3f97f68817ab393414ac5fc

  • SHA256

    64e3a0f2298f21833eb7a9c51aa0b2b8d3354bdcefb0156bb34371e3163d8b3d

  • SHA512

    c2b21c01fe2af50c3358e61d7a81cf4889fe34b222ee555a487e93f73f57f8392a3947ab3572f10c2df3b7444e4b3b2f520c6bae8effb50bf1014ca0a40bcb3b

Score
10/10

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

m0np

C2

http://www.devmedicalcentre.com/m0np/

Decoy

gruppovimar.com

seniordatingtv.com

pinpinyouqian.website

retreatreflectreplenish.com

baby-handmade.store

econsupplies.com

helloaustinpodcast.com

europe-lodging.com

ferahanaokulu.com

thehomeinspo.com

rawhoneytnpasumo6.xyz

tyckasei.quest

scissorsandbuffer.com

jatinvestmentsmaldives.com

softandcute.store

afuturemakerspromotions.online

leonsigntech.com

havetheshortscovered.com

cvkf.email

iplyyu.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f9d0f03aba5378393fe83fa8e473b89a.exe
    "C:\Users\Admin\AppData\Local\Temp\f9d0f03aba5378393fe83fa8e473b89a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1068
    • C:\Users\Admin\AppData\Local\Temp\f9d0f03aba5378393fe83fa8e473b89a.exe
      "C:\Users\Admin\AppData\Local\Temp\f9d0f03aba5378393fe83fa8e473b89a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1888

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nsqA747.tmp\vxzhefqohet.dll
    MD5

    5ce792c789b4f543dcd483328705b149

    SHA1

    def861f44b722e4f5f96e90aff6de12f3ff4427b

    SHA256

    b05b77c57fd3fef88f05f5a7d0013f80885e148217c3f38f56aedd342464a86c

    SHA512

    70623479ca68e2f420b9159e3e600fd3cc94fa07a67e6d21e859800bfe4211924fce2ccfd15376c2e9bc52af8893cb1d3c40a9a6cf126545c86267e1f69b0f43

  • memory/1068-60-0x0000000075801000-0x0000000075803000-memory.dmp
    Filesize

    8KB

  • memory/1888-62-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1888-63-0x000000000041D450-mapping.dmp
  • memory/1888-64-0x0000000000740000-0x0000000000A43000-memory.dmp
    Filesize

    3.0MB