Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 00:40

General

  • Target

    shipment documents for SST2112-250..exe

  • Size

    607KB

  • MD5

    014283a3f74600a5e3184d54d4b9134a

  • SHA1

    f9e163b967fd02e060aaf4020abe6f9e96150526

  • SHA256

    16478611c7b79652c9256355bc0498b0695d26d5a297011a672a5bac9ca40b76

  • SHA512

    01060df227a236cf449c61dcda359ff4b437b89c5491727173afa095bc579a9381106084bbaa463e29e227126bb608563b03c3fe29763e2e1af7135703af5e20

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

a8hq

Decoy

veteransductcleaning.com

beajtjunkies.com

houseofascofi.com

scottsdalemediator.com

atelyadesign.com

profitcase.pro

imtokenio.club

qinglingpai.com

bigsmile-meal.net

daytonlivestream.com

aspiradores10.online

ytybs120.com

hdatelier.com

bearpierce.com

yeson28ca.com

booklearner.com

m8j9.club

mmophamthinhlegend.space

hq4a7o6zb.com

sophiadaki.online

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 4 IoCs
  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 19 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 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:1264
    • C:\Users\Admin\AppData\Local\Temp\shipment documents for SST2112-250..exe
      "C:\Users\Admin\AppData\Local\Temp\shipment documents for SST2112-250..exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Users\Admin\AppData\Local\Temp\shipment documents for SST2112-250..exe
        "{path}"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1376
    • C:\Windows\SysWOW64\wininit.exe
      "C:\Windows\SysWOW64\wininit.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1128
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\shipment documents for SST2112-250..exe"
        3⤵
        • Deletes itself
        PID:1700

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1128-74-0x0000000001E10000-0x0000000001EA0000-memory.dmp
    Filesize

    576KB

  • memory/1128-73-0x0000000001F00000-0x0000000002203000-memory.dmp
    Filesize

    3.0MB

  • memory/1128-72-0x0000000000080000-0x00000000000AB000-memory.dmp
    Filesize

    172KB

  • memory/1128-71-0x0000000000810000-0x000000000082A000-memory.dmp
    Filesize

    104KB

  • memory/1128-69-0x0000000000000000-mapping.dmp
  • memory/1264-68-0x0000000006520000-0x000000000667C000-memory.dmp
    Filesize

    1.4MB

  • memory/1264-75-0x0000000006380000-0x000000000643F000-memory.dmp
    Filesize

    764KB

  • memory/1376-59-0x0000000000400000-0x000000000042B000-memory.dmp
    Filesize

    172KB

  • memory/1376-63-0x000000000041F2C0-mapping.dmp
  • memory/1376-65-0x0000000000400000-0x000000000042B000-memory.dmp
    Filesize

    172KB

  • memory/1376-66-0x0000000000840000-0x0000000000B43000-memory.dmp
    Filesize

    3.0MB

  • memory/1376-67-0x0000000000190000-0x00000000001A1000-memory.dmp
    Filesize

    68KB

  • memory/1376-62-0x0000000000400000-0x000000000042B000-memory.dmp
    Filesize

    172KB

  • memory/1376-60-0x0000000000400000-0x000000000042B000-memory.dmp
    Filesize

    172KB

  • memory/1700-70-0x0000000000000000-mapping.dmp
  • memory/2004-54-0x0000000001290000-0x000000000132E000-memory.dmp
    Filesize

    632KB

  • memory/2004-58-0x0000000000460000-0x0000000000492000-memory.dmp
    Filesize

    200KB

  • memory/2004-57-0x0000000007E80000-0x0000000007F04000-memory.dmp
    Filesize

    528KB

  • memory/2004-56-0x00000000002E0000-0x00000000002EA000-memory.dmp
    Filesize

    40KB

  • memory/2004-55-0x0000000076191000-0x0000000076193000-memory.dmp
    Filesize

    8KB