Analysis

  • max time kernel
    152s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    21-09-2021 10:12

General

  • Target

    SOA.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 20 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 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
    • Suspicious use of WriteProcessMemory
    PID:1404
    • C:\Users\Admin\AppData\Local\Temp\SOA.exe
      "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1544
      • C:\Users\Admin\AppData\Local\Temp\SOA.exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:544
    • 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:576
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\SOA.exe"
        3⤵
        • Deletes itself
        PID:112

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/112-72-0x0000000000000000-mapping.dmp
  • memory/544-66-0x0000000000210000-0x0000000000221000-memory.dmp
    Filesize

    68KB

  • memory/544-61-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/544-62-0x000000000041D3A0-mapping.dmp
  • memory/544-63-0x0000000000990000-0x0000000000C93000-memory.dmp
    Filesize

    3.0MB

  • memory/544-64-0x00000000001D0000-0x00000000001E1000-memory.dmp
    Filesize

    68KB

  • memory/576-73-0x0000000000650000-0x00000000006E0000-memory.dmp
    Filesize

    576KB

  • memory/576-71-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/576-70-0x0000000001FE0000-0x00000000022E3000-memory.dmp
    Filesize

    3.0MB

  • memory/576-69-0x0000000000190000-0x0000000000195000-memory.dmp
    Filesize

    20KB

  • memory/576-68-0x0000000000000000-mapping.dmp
  • memory/1404-65-0x0000000006FC0000-0x000000000714E000-memory.dmp
    Filesize

    1.6MB

  • memory/1404-67-0x00000000068E0000-0x00000000069D2000-memory.dmp
    Filesize

    968KB

  • memory/1404-74-0x0000000006A60000-0x0000000006BB9000-memory.dmp
    Filesize

    1.3MB

  • memory/1544-54-0x00000000012F0000-0x00000000012F1000-memory.dmp
    Filesize

    4KB

  • memory/1544-60-0x0000000000AB0000-0x0000000000ADB000-memory.dmp
    Filesize

    172KB

  • memory/1544-59-0x0000000004ED0000-0x0000000004F4C000-memory.dmp
    Filesize

    496KB

  • memory/1544-58-0x0000000000720000-0x000000000072E000-memory.dmp
    Filesize

    56KB

  • memory/1544-57-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

  • memory/1544-56-0x0000000004F50000-0x0000000004F51000-memory.dmp
    Filesize

    4KB