Analysis

  • max time kernel
    148s
  • max time network
    186s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    22-09-2021 04:20

General

  • Target

    Payment Advice.exe

  • Size

    992KB

  • MD5

    4f25ed58038558b2e83f18896b245791

  • SHA1

    80be9861fa9f10581fc77e0c4a1405dd5042365d

  • SHA256

    03b8b680955c5827b5f80ace4afb923c2a5714cbe1b9ca579ab6f197b8826bc6

  • SHA512

    8e586af0f9214b59075811bb15779ef7460e436c18c1995c70d3aafb3c6cb4d5def9671ae829df49d294588845f34e997b9b293366f289b3c7f782b55aa6dd63

Score
10/10

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.

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

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: MapViewOfSection 5 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
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1940
      • 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:1772
    • C:\Windows\SysWOW64\NETSTAT.EXE
      "C:\Windows\SysWOW64\NETSTAT.EXE"
      2⤵
      • Suspicious use of SetThreadContext
      • Gathers network information
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:848
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
        3⤵
        • Deletes itself
        PID:520

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/520-75-0x0000000000000000-mapping.dmp
  • memory/848-76-0x0000000000410000-0x00000000004A0000-memory.dmp
    Filesize

    576KB

  • memory/848-74-0x0000000002490000-0x0000000002793000-memory.dmp
    Filesize

    3.0MB

  • memory/848-72-0x0000000000090000-0x0000000000099000-memory.dmp
    Filesize

    36KB

  • memory/848-73-0x00000000000A0000-0x00000000000C9000-memory.dmp
    Filesize

    164KB

  • memory/848-71-0x0000000000000000-mapping.dmp
  • memory/1256-70-0x0000000004A30000-0x0000000004AE7000-memory.dmp
    Filesize

    732KB

  • memory/1256-77-0x0000000006560000-0x0000000006675000-memory.dmp
    Filesize

    1.1MB

  • memory/1772-68-0x00000000008B0000-0x0000000000BB3000-memory.dmp
    Filesize

    3.0MB

  • memory/1772-69-0x0000000000180000-0x0000000000191000-memory.dmp
    Filesize

    68KB

  • memory/1772-67-0x000000000041D3A0-mapping.dmp
  • memory/1772-66-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1940-59-0x0000000000F70000-0x0000000000F71000-memory.dmp
    Filesize

    4KB

  • memory/1940-65-0x0000000000B10000-0x0000000000B3B000-memory.dmp
    Filesize

    172KB

  • memory/1940-64-0x0000000007D40000-0x0000000007DBB000-memory.dmp
    Filesize

    492KB

  • memory/1940-63-0x000000007EF40000-0x000000007EF41000-memory.dmp
    Filesize

    4KB

  • memory/1940-62-0x00000000008E0000-0x00000000008EE000-memory.dmp
    Filesize

    56KB

  • memory/1940-61-0x0000000004910000-0x0000000004911000-memory.dmp
    Filesize

    4KB