Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    01-10-2021 07:15

General

  • Target

    Lista de ordenes de compra.exe

  • Size

    653KB

  • MD5

    a8732c40f2c0e569f938a59e0ccb8130

  • SHA1

    1b4683cec4d54b3217b10d3a4908537ce52a9808

  • SHA256

    9c558e9f026119bab2580c1e38533870d351b1e01e65341427194504e2cdf490

  • SHA512

    e3241131f6f101c1113cf3802a1619736a4fc135c7bb69d3b97605e57bb5554b1b06fba060662cb46d47a63d12a04d58ae44382f28733922b1e4523b25a2b5d0

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

pvxz

C2

http://www.finetipster.com/pvxz/

Decoy

imt-token.club

abravewayocen.online

shcloudcar.com

mshoppingworld.online

ncgf08.xyz

stuinfo.xyz

wesavetheplanetofficial.com

tourbox.xyz

believeinyourselftraining.com

jsboyat.com

aaeconomy.info

9etmorea.info

purosepeti7.com

goticketly.com

pinkmemorypt.com

mylifewellnesscentre.com

iridina.online

petrestore.online

neema.xyz

novelfooditalia.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)

    suricata: ET MALWARE FormBook CnC Checkin (GET)

  • Xloader Payload 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 54 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    PID:3064
    • C:\Users\Admin\AppData\Local\Temp\Lista de ordenes de compra.exe
      "C:\Users\Admin\AppData\Local\Temp\Lista de ordenes de compra.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2408
      • C:\Windows\SysWOW64\logagent.exe
        C:\Windows\System32\logagent.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3972
        • C:\Windows\SysWOW64\ipconfig.exe
          "C:\Windows\SysWOW64\ipconfig.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Gathers network information
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:992
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Windows\SysWOW64\logagent.exe"
            5⤵
              PID:3096

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Command-Line Interface

    1
    T1059

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/992-126-0x0000000000720000-0x0000000000749000-memory.dmp
      Filesize

      164KB

    • memory/992-129-0x0000000000EF0000-0x0000000000F80000-memory.dmp
      Filesize

      576KB

    • memory/992-127-0x00000000032D0000-0x00000000035F0000-memory.dmp
      Filesize

      3.1MB

    • memory/992-125-0x0000000000F80000-0x0000000000F8B000-memory.dmp
      Filesize

      44KB

    • memory/992-124-0x0000000000000000-mapping.dmp
    • memory/2408-115-0x00000000005E0000-0x000000000072A000-memory.dmp
      Filesize

      1.3MB

    • memory/3064-130-0x0000000006030000-0x0000000006101000-memory.dmp
      Filesize

      836KB

    • memory/3064-121-0x00000000027A0000-0x0000000002886000-memory.dmp
      Filesize

      920KB

    • memory/3064-123-0x0000000005E20000-0x0000000005F79000-memory.dmp
      Filesize

      1.3MB

    • memory/3096-128-0x0000000000000000-mapping.dmp
    • memory/3972-119-0x0000000004CE0000-0x0000000005000000-memory.dmp
      Filesize

      3.1MB

    • memory/3972-122-0x00000000031A0000-0x00000000031B1000-memory.dmp
      Filesize

      68KB

    • memory/3972-120-0x0000000003120000-0x0000000003187000-memory.dmp
      Filesize

      412KB

    • memory/3972-117-0x0000000002B40000-0x0000000002B41000-memory.dmp
      Filesize

      4KB

    • memory/3972-118-0x0000000074180000-0x00000000741A9000-memory.dmp
      Filesize

      164KB

    • memory/3972-116-0x0000000000000000-mapping.dmp