Analysis

  • max time kernel
    153s
  • max time network
    162s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    22-09-2021 05:03

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 44 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2988
    • 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:568
      • 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:3000
    • C:\Windows\SysWOW64\wscript.exe
      "C:\Windows\SysWOW64\wscript.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3788
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
        3⤵
          PID:2432

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/568-125-0x0000000008E00000-0x0000000008E2B000-memory.dmp
      Filesize

      172KB

    • memory/568-124-0x0000000008D80000-0x0000000008DFB000-memory.dmp
      Filesize

      492KB

    • memory/568-114-0x00000000005F0000-0x00000000005F1000-memory.dmp
      Filesize

      4KB

    • memory/568-118-0x0000000005180000-0x0000000005181000-memory.dmp
      Filesize

      4KB

    • memory/568-119-0x00000000050E0000-0x00000000055DE000-memory.dmp
      Filesize

      5.0MB

    • memory/568-120-0x00000000050E0000-0x00000000050E1000-memory.dmp
      Filesize

      4KB

    • memory/568-121-0x00000000052E0000-0x00000000052E1000-memory.dmp
      Filesize

      4KB

    • memory/568-122-0x00000000055C0000-0x00000000055CE000-memory.dmp
      Filesize

      56KB

    • memory/568-123-0x000000007F800000-0x000000007F801000-memory.dmp
      Filesize

      4KB

    • memory/568-117-0x00000000055E0000-0x00000000055E1000-memory.dmp
      Filesize

      4KB

    • memory/568-116-0x0000000005040000-0x0000000005041000-memory.dmp
      Filesize

      4KB

    • memory/2432-134-0x0000000000000000-mapping.dmp
    • memory/2988-137-0x0000000002A20000-0x0000000002B06000-memory.dmp
      Filesize

      920KB

    • memory/2988-130-0x00000000060F0000-0x000000000621F000-memory.dmp
      Filesize

      1.2MB

    • memory/3000-129-0x0000000001060000-0x0000000001071000-memory.dmp
      Filesize

      68KB

    • memory/3000-128-0x00000000014F0000-0x0000000001810000-memory.dmp
      Filesize

      3.1MB

    • memory/3000-127-0x000000000041D3A0-mapping.dmp
    • memory/3000-126-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/3788-131-0x0000000000000000-mapping.dmp
    • memory/3788-132-0x0000000000BA0000-0x0000000000BC7000-memory.dmp
      Filesize

      156KB

    • memory/3788-133-0x0000000000900000-0x0000000000929000-memory.dmp
      Filesize

      164KB

    • memory/3788-135-0x0000000004970000-0x0000000004C90000-memory.dmp
      Filesize

      3.1MB

    • memory/3788-136-0x00000000048D0000-0x0000000004960000-memory.dmp
      Filesize

      576KB