Analysis

  • max time kernel
    73s
  • max time network
    76s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    23-09-2021 18:18

General

  • Target

    e777ad1dca2df7e7c9b06832349f82e10af2259f68b0f855b10899fae8a29e7a.exe

  • Size

    256KB

  • MD5

    5ca262d947bc9ae36f5adcc8e29d170d

  • SHA1

    d2a942058386c631b7f53a055768a6ac9852d1af

  • SHA256

    e777ad1dca2df7e7c9b06832349f82e10af2259f68b0f855b10899fae8a29e7a

  • SHA512

    8fc417879c493879514cea3bc936c9a817568a35eccb7b7766f83a6327eb1a97ab5904af76ee7e393d6529f158f279d56410079faa8188e45bcab714bb384055

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\e777ad1dca2df7e7c9b06832349f82e10af2259f68b0f855b10899fae8a29e7a.exe
    "C:\Users\Admin\AppData\Local\Temp\e777ad1dca2df7e7c9b06832349f82e10af2259f68b0f855b10899fae8a29e7a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Users\Admin\AppData\Local\Temp\e777ad1dca2df7e7c9b06832349f82e10af2259f68b0f855b10899fae8a29e7a.exe
      "C:\Users\Admin\AppData\Local\Temp\e777ad1dca2df7e7c9b06832349f82e10af2259f68b0f855b10899fae8a29e7a.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:864

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\nsk627F.tmp\wkzjhxmxqy.dll
    MD5

    ebc8401ae6d5bc99d4863ff597589162

    SHA1

    63a939c2bd9a0ff69436207d333fcf20624b4dde

    SHA256

    3ca853a062094c294fd1c277dd37fab54b78fe8e679bc79ed28595eaae9c9848

    SHA512

    979df0e6e4570edf85dcc26fda797f7ca67cbe47ec8fc0a22d231d5ca81a859f6fcd07504a4f54c13afb8e99ad409585e127c1f929d6253273f8fd336ec34836

  • memory/864-115-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/864-116-0x000000000041D450-mapping.dmp
  • memory/864-117-0x0000000000970000-0x0000000000C90000-memory.dmp
    Filesize

    3.1MB