Analysis

  • max time kernel
    160s
  • max time network
    167s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    22-09-2021 06:13

General

  • Target

    Payment Advice.exe

  • Size

    992KB

  • MD5

    4f25ed58038558b2e83f18896b245791

  • SHA1

    80be9861fa9f10581fc77e0c4a1405dd5042365d

  • SHA256

    03b8b680955c5827b5f80ace4afb923c2a5714cbe1b9ca579ab6f197b8826bc6

  • SHA512

    8e586af0f9214b59075811bb15779ef7460e436c18c1995c70d3aafb3c6cb4d5def9671ae829df49d294588845f34e997b9b293366f289b3c7f782b55aa6dd63

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c2ue

C2

http://www.heidevelop.xyz/c2ue/

Decoy

isportdata.com

stellarex.energy

hsucollections.com

menuhaisan.com

joe-tzu.com

lumichargemktg.com

uae.tires

rapidcae.com

softwaresystemsolutions.com

s-galaxy.website

daewon-talks.net

northgamesnetwork.com

catalogue-bouyguestele.com

criativanet.com

theseasonalshift.com

actionfoto.online

openmaildoe.com

trashpenguin.com

ennopure.net

azurermine.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
  • Suspicious behavior: EnumeratesProcesses 46 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:416
      • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
        "{path}"
        3⤵
          PID:3052
        • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
          "{path}"
          3⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:2120
      • C:\Windows\SysWOW64\systray.exe
        "C:\Windows\SysWOW64\systray.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:780
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
          3⤵
            PID:3364

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/416-125-0x00000000091B0000-0x00000000091DB000-memory.dmp
        Filesize

        172KB

      • memory/416-124-0x0000000009130000-0x00000000091AB000-memory.dmp
        Filesize

        492KB

      • memory/416-114-0x00000000009A0000-0x00000000009A1000-memory.dmp
        Filesize

        4KB

      • memory/416-118-0x0000000005530000-0x0000000005531000-memory.dmp
        Filesize

        4KB

      • memory/416-119-0x0000000005360000-0x00000000053FC000-memory.dmp
        Filesize

        624KB

      • memory/416-120-0x00000000053F0000-0x00000000053F1000-memory.dmp
        Filesize

        4KB

      • memory/416-121-0x00000000056F0000-0x00000000056F1000-memory.dmp
        Filesize

        4KB

      • memory/416-122-0x000000007E420000-0x000000007E421000-memory.dmp
        Filesize

        4KB

      • memory/416-123-0x0000000008BD0000-0x0000000008BDE000-memory.dmp
        Filesize

        56KB

      • memory/416-116-0x0000000005490000-0x0000000005491000-memory.dmp
        Filesize

        4KB

      • memory/416-117-0x0000000005A30000-0x0000000005A31000-memory.dmp
        Filesize

        4KB

      • memory/780-131-0x0000000000000000-mapping.dmp
      • memory/780-134-0x0000000000390000-0x00000000003B9000-memory.dmp
        Filesize

        164KB

      • memory/780-133-0x0000000000890000-0x0000000000896000-memory.dmp
        Filesize

        24KB

      • memory/780-135-0x00000000045F0000-0x0000000004910000-memory.dmp
        Filesize

        3.1MB

      • memory/780-136-0x0000000004450000-0x00000000044E0000-memory.dmp
        Filesize

        576KB

      • memory/2120-129-0x00000000014C0000-0x00000000014D1000-memory.dmp
        Filesize

        68KB

      • memory/2120-128-0x0000000001560000-0x0000000001880000-memory.dmp
        Filesize

        3.1MB

      • memory/2120-127-0x000000000041D3A0-mapping.dmp
      • memory/2120-126-0x0000000000400000-0x0000000000429000-memory.dmp
        Filesize

        164KB

      • memory/3032-137-0x0000000005830000-0x0000000005979000-memory.dmp
        Filesize

        1.3MB

      • memory/3032-130-0x0000000005690000-0x0000000005821000-memory.dmp
        Filesize

        1.6MB

      • memory/3364-132-0x0000000000000000-mapping.dmp