Analysis

  • max time kernel
    150s
  • max time network
    163s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    27-07-2021 16:04

General

  • Target

    Order-CNS Amura Precision Co., Ltd 9A210118KR.exe

  • Size

    252KB

  • MD5

    f02f2961032796a25c7e090bb4f70566

  • SHA1

    8c530a1533800db7d8dea165ea93421e2c996dad

  • SHA256

    7a34064785bd677a927fa90988d9001aed285762f230d0fe08db7b2ca89ce987

  • SHA512

    92df5ef56be6a6f5eeaeeb9b11559ca0a2960de9e7e0ba3a24308d603fa7be3375e41f7a618b6d02a4d7739b3ac75ba91203bf2ecfe963689539bc05dcdb0507

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.skelligsseasafari.com/dzqd/

Decoy

weekendsday.com

kansasfriedchiken.com

bestselfdrive.com

timeleveragechallenge.com

theunboxiblenation.net

adriaeurope-group.com

acrylicphotobloc.com

theincentivized.com

histreetbutler.com

kumamkt.com

cutepuppyspot.store

crisp-ui.com

easyecotour.com

longshotloungeenglewood.com

esotericclothingco.com

henglai58.com

handmadecircles.com

k9itsrk940aeq6.xyz

service-it-net.com

rt-p-c-14h9-1elk-jpzs.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • suricata: ET MALWARE FormBook CnC Checkin (GET)
  • Xloader Payload 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2756
    • C:\Users\Admin\AppData\Local\Temp\Order-CNS Amura Precision Co., Ltd 9A210118KR.exe
      "C:\Users\Admin\AppData\Local\Temp\Order-CNS Amura Precision Co., Ltd 9A210118KR.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3540
      • C:\Users\Admin\AppData\Local\Temp\Order-CNS Amura Precision Co., Ltd 9A210118KR.exe
        "C:\Users\Admin\AppData\Local\Temp\Order-CNS Amura Precision Co., Ltd 9A210118KR.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1296
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2476
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\Order-CNS Amura Precision Co., Ltd 9A210118KR.exe"
        3⤵
          PID:1236

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1236-125-0x0000000000000000-mapping.dmp
    • memory/1296-117-0x0000000000A60000-0x0000000000D80000-memory.dmp
      Filesize

      3.1MB

    • memory/1296-114-0x000000000041D100-mapping.dmp
    • memory/1296-118-0x0000000000510000-0x000000000065A000-memory.dmp
      Filesize

      1.3MB

    • memory/1296-116-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/2476-120-0x0000000000000000-mapping.dmp
    • memory/2476-123-0x0000000000E10000-0x0000000000E22000-memory.dmp
      Filesize

      72KB

    • memory/2476-124-0x0000000000670000-0x0000000000699000-memory.dmp
      Filesize

      164KB

    • memory/2476-126-0x0000000004560000-0x0000000004880000-memory.dmp
      Filesize

      3.1MB

    • memory/2476-127-0x0000000004330000-0x00000000043BF000-memory.dmp
      Filesize

      572KB

    • memory/2756-119-0x0000000004C50000-0x0000000004D6F000-memory.dmp
      Filesize

      1.1MB

    • memory/2756-128-0x0000000004D70000-0x0000000004E33000-memory.dmp
      Filesize

      780KB

    • memory/3540-115-0x00000000004F0000-0x00000000004F2000-memory.dmp
      Filesize

      8KB