Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    24-09-2024 01:29

General

  • Target

    140c2a66e6feca66598f349391e11813c91e918bad57de7422e0531ab42a6117.exe

  • Size

    192KB

  • MD5

    a43025a136bcc6af701054ed51ad8adb

  • SHA1

    547032f4afb1cb3b6970ba5a64234d20e815a3a4

  • SHA256

    140c2a66e6feca66598f349391e11813c91e918bad57de7422e0531ab42a6117

  • SHA512

    e6c9bd2cf29cffb3d318664a9525d6d56767d4ec482b6f38861b1f01d222a73228f4e70bc12b45f700eb37513a32d64616edf09e8b4df349e9a0aa36c7fe3f81

  • SSDEEP

    3072:l1NjcVVnLpPuqbJzk9y/Nsso8vTUa6wySNSCV1sPvhDbQh2k4hPwn0gSimGZ6P5u:HNeZFhbEaeSN91sP9baS+npwIn2nyR7

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

3e9r

Decoy

143411.com

300dh.xyz

win-chance.info

essentialsofbeauty.com

skategrindingwheels.com

jyqtgg.com

exodijuis.com

goodwinpuppies.com

doitlive.online

hello-orchid.com

shangjibbs.com

innovarecic.com

fococomunicacaovisuales.com

completemarine.care

parodistluxuryroll.com

anda568.com

unicorm.digital

weaveapp.xyz

artractions.com

app-ads-network.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader payload 4 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 30 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1252
    • C:\Users\Admin\AppData\Local\Temp\140c2a66e6feca66598f349391e11813c91e918bad57de7422e0531ab42a6117.exe
      "C:\Users\Admin\AppData\Local\Temp\140c2a66e6feca66598f349391e11813c91e918bad57de7422e0531ab42a6117.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2372
      • C:\Users\Admin\AppData\Local\Temp\rxyzg.exe
        C:\Users\Admin\AppData\Local\Temp\rxyzg.exe C:\Users\Admin\AppData\Local\Temp\mfqbqbhcqx
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2380
        • C:\Users\Admin\AppData\Local\Temp\rxyzg.exe
          C:\Users\Admin\AppData\Local\Temp\rxyzg.exe C:\Users\Admin\AppData\Local\Temp\mfqbqbhcqx
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:1440
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\SysWOW64\rundll32.exe"
      2⤵
      • Blocklisted process makes network request
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2796
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\rxyzg.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2824
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2316

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8u7tt4ey32b

    Filesize

    163KB

    MD5

    4b647b9910011c7dcb6efcdf177f4c4a

    SHA1

    cf59b74c1bec81062866e3327bf057fdbadd8eab

    SHA256

    09bdf441425a65d105404065b4feaa4c231a7d5ea21bf9b3b832c30ed6ee053e

    SHA512

    5fece077b9fb7b1fe1646e0a31a6cc5ec246dcb13229caac5838c1ef277eef4cee5ba2b2d013c37eeab7d55ba8d38c92c9684a05b63456b93104a37302c4c234

  • C:\Users\Admin\AppData\Local\Temp\mfqbqbhcqx

    Filesize

    4KB

    MD5

    2ce8643c23d1bc7f420bdde0683c28ee

    SHA1

    c84271354bceeededc251467eae7cab0f2c3636c

    SHA256

    c4c7b8ac8e31d6d252b19de0bebaf27e31e0c5c2200c9be94eaecfed81db601c

    SHA512

    6319803d938cd42e7f434cfdcf71f547db70d77493d3c5010cb82371d12a156704bf0e554e5d88d7bbe591cb0dd03c7812b0e159ec3e29d2117e560802eb3b63

  • \Users\Admin\AppData\Local\Temp\rxyzg.exe

    Filesize

    3KB

    MD5

    64d3f2b2a7c95bc7051051fe34620dc3

    SHA1

    1a089f830583bca8aae69330a9e4946bbe03fb4f

    SHA256

    d1595a226a32172f214ff69b964281ef663079b6467cffa98edc6064a9f69ab6

    SHA512

    af6b303b98765034f886e8bc9889f829a0265bde7559b9e738ff310be6747be083c377fecc76a007d2f464907bff80c6acfc90abf7f46a1408438554a01bff7e

  • memory/1252-25-0x0000000005710000-0x00000000057D2000-memory.dmp

    Filesize

    776KB

  • memory/1252-28-0x0000000006FF0000-0x00000000070FD000-memory.dmp

    Filesize

    1.1MB

  • memory/1252-27-0x0000000004070000-0x0000000004170000-memory.dmp

    Filesize

    1024KB

  • memory/1252-17-0x0000000005710000-0x00000000057D2000-memory.dmp

    Filesize

    776KB

  • memory/1440-12-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/1440-15-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

  • memory/2316-41-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2316-42-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2316-44-0x0000000140000000-0x00000001405E8000-memory.dmp

    Filesize

    5.9MB

  • memory/2380-11-0x00000000001C0000-0x00000000001C2000-memory.dmp

    Filesize

    8KB

  • memory/2796-21-0x0000000000120000-0x000000000012E000-memory.dmp

    Filesize

    56KB

  • memory/2796-23-0x0000000000120000-0x000000000012E000-memory.dmp

    Filesize

    56KB

  • memory/2796-24-0x00000000000D0000-0x00000000000F9000-memory.dmp

    Filesize

    164KB

  • memory/2796-20-0x0000000000120000-0x000000000012E000-memory.dmp

    Filesize

    56KB