Analysis

  • max time kernel
    164s
  • max time network
    176s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    21-09-2021 19:04

General

  • Target

    PAYMENT COPY.exe

  • Size

    872KB

  • MD5

    a3279da350cf134f736629e5e55c0a41

  • SHA1

    d28cc3a2cc3e16cf38634cab8db41aacebf4709b

  • SHA256

    fc9f8f3e66f8ea09953b7b5eba261ff36eb9a78a5f92787eb879420ee3bad581

  • SHA512

    248040d33716b6f7fb5c0764380c67489d2acdc52784b2d8020faa57f09edc383ab7ecd85c297ef2516698e2cfa92e7d8edc8fc0c510263e5a2b91e1f650d79b

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
  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 17 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1180
    • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
      "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:748
      • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1676
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\SysWOW64\cmd.exe"
          4⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:836
          • C:\Windows\SysWOW64\cmd.exe
            /c del "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
            5⤵
            • Deletes itself
            PID:1236

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/748-60-0x0000000000860000-0x0000000000861000-memory.dmp
    Filesize

    4KB

  • memory/748-62-0x0000000004EB0000-0x0000000004EB1000-memory.dmp
    Filesize

    4KB

  • memory/748-63-0x0000000000310000-0x000000000031E000-memory.dmp
    Filesize

    56KB

  • memory/748-64-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

  • memory/748-65-0x0000000005DD0000-0x0000000005E4C000-memory.dmp
    Filesize

    496KB

  • memory/748-66-0x0000000000650000-0x000000000067B000-memory.dmp
    Filesize

    172KB

  • memory/836-76-0x000000004A6C0000-0x000000004A70C000-memory.dmp
    Filesize

    304KB

  • memory/836-77-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/836-79-0x0000000002330000-0x00000000023C0000-memory.dmp
    Filesize

    576KB

  • memory/836-78-0x0000000002020000-0x0000000002323000-memory.dmp
    Filesize

    3.0MB

  • memory/836-74-0x0000000000000000-mapping.dmp
  • memory/1180-73-0x0000000006330000-0x00000000064B8000-memory.dmp
    Filesize

    1.5MB

  • memory/1180-71-0x0000000004E70000-0x0000000004F8B000-memory.dmp
    Filesize

    1.1MB

  • memory/1180-80-0x0000000007420000-0x00000000075A2000-memory.dmp
    Filesize

    1.5MB

  • memory/1236-75-0x0000000000000000-mapping.dmp
  • memory/1676-72-0x00000000001E0000-0x00000000001F1000-memory.dmp
    Filesize

    68KB

  • memory/1676-67-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1676-68-0x000000000041D3A0-mapping.dmp
  • memory/1676-70-0x0000000000140000-0x0000000000151000-memory.dmp
    Filesize

    68KB

  • memory/1676-69-0x0000000000BB0000-0x0000000000EB3000-memory.dmp
    Filesize

    3.0MB