Analysis

  • max time kernel
    150s
  • max time network
    185s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    21-09-2021 18:05

General

  • Target

    UPDATED e-STATEMENT..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 24 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 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1228
    • C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe
      "C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1860
      • C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1776
    • C:\Windows\SysWOW64\netsh.exe
      "C:\Windows\SysWOW64\netsh.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1336
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe"
        3⤵
        • Deletes itself
        PID:1260

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1228-71-0x0000000004220000-0x00000000042F4000-memory.dmp
    Filesize

    848KB

  • memory/1228-80-0x00000000067D0000-0x0000000006915000-memory.dmp
    Filesize

    1.3MB

  • memory/1228-73-0x0000000004F40000-0x0000000005088000-memory.dmp
    Filesize

    1.3MB

  • memory/1260-75-0x0000000000000000-mapping.dmp
  • memory/1336-76-0x0000000000A90000-0x0000000000AAB000-memory.dmp
    Filesize

    108KB

  • memory/1336-77-0x0000000000080000-0x00000000000A9000-memory.dmp
    Filesize

    164KB

  • memory/1336-79-0x00000000009C0000-0x0000000000A50000-memory.dmp
    Filesize

    576KB

  • memory/1336-78-0x00000000021D0000-0x00000000024D3000-memory.dmp
    Filesize

    3.0MB

  • memory/1336-74-0x0000000000000000-mapping.dmp
  • memory/1776-67-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1776-68-0x000000000041D3A0-mapping.dmp
  • memory/1776-70-0x0000000000290000-0x00000000002A1000-memory.dmp
    Filesize

    68KB

  • memory/1776-69-0x0000000000850000-0x0000000000B53000-memory.dmp
    Filesize

    3.0MB

  • memory/1776-72-0x0000000000360000-0x0000000000371000-memory.dmp
    Filesize

    68KB

  • memory/1860-64-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

  • memory/1860-60-0x00000000013D0000-0x00000000013D1000-memory.dmp
    Filesize

    4KB

  • memory/1860-63-0x00000000004D0000-0x00000000004DE000-memory.dmp
    Filesize

    56KB

  • memory/1860-66-0x00000000009E0000-0x0000000000A0B000-memory.dmp
    Filesize

    172KB

  • memory/1860-65-0x0000000005050000-0x00000000050CC000-memory.dmp
    Filesize

    496KB

  • memory/1860-62-0x0000000001280000-0x0000000001281000-memory.dmp
    Filesize

    4KB