Analysis

  • max time kernel
    118s
  • max time network
    114s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    28-09-2021 01:03

General

  • Target

    31accabae2032a0fda8dd449182167521360e258df6ebd2316130399d910e990.exe

  • Size

    260KB

  • MD5

    fbaece4205ad6b13817946a0bdf13900

  • SHA1

    5a90df6971a60dc7f17bdd2f7ee35e041f3ee14b

  • SHA256

    31accabae2032a0fda8dd449182167521360e258df6ebd2316130399d910e990

  • SHA512

    3dea45a7d59261311cd4a27603b730e32dd29cb4679f762904c615aa09f2e099c536dd9892cda2de8714201411dc101e1dd73c3a76484127aa57bbca2e70751b

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 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31accabae2032a0fda8dd449182167521360e258df6ebd2316130399d910e990.exe
    "C:\Users\Admin\AppData\Local\Temp\31accabae2032a0fda8dd449182167521360e258df6ebd2316130399d910e990.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Users\Admin\AppData\Local\Temp\31accabae2032a0fda8dd449182167521360e258df6ebd2316130399d910e990.exe
      "C:\Users\Admin\AppData\Local\Temp\31accabae2032a0fda8dd449182167521360e258df6ebd2316130399d910e990.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2304

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\nsw8B4F.tmp\iwhlrzyfkva.dll
    MD5

    7bbc8a60fde970a12ab12018708b2014

    SHA1

    101c1e0c7ab4341db608895153628db9202fc05b

    SHA256

    20534b6c0ec991ba4aa2add53cee1f0c69344b2d3a5f3451595e2ffa335e123c

    SHA512

    91eb09c7636e880ec3f785ca8da558c32ee4bcf769b74f166eb542dfea9fd6dfc6514d274b4e5327cb554ef3e9a655526e30e374a86ff08b8d8ee2808c1d380e

  • memory/2304-116-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/2304-117-0x000000000041D450-mapping.dmp
  • memory/2304-118-0x0000000000B20000-0x0000000000E40000-memory.dmp
    Filesize

    3.1MB