Analysis
- max time kernel
146s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20240704-en - resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system - submitted
08/07/2024, 07:26
Static task
static1
Behavioral task
behavioral1
Sample
Montants à justifier_DGFIP45921-2.vbs
Resource
win7-20240705-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
Montants à justifier_DGFIP45921-2.vbs
Resource
win10v2004-20240704-en
21 signatures
150 seconds
General
- Target Montants à justifier_DGFIP45921-2.vbs
- Size 352KB
- Sample240708-h9s6fa1bjf
- SHA256 ea21df3506bd3e847b7d8c8b17ab681431ea616d48fc67e58352bc187fe81f7d
- MD5 c465ada59596b24ce7ec12859f022d1f
- SHA1 ce4d09b3a355ed0f5f88bcdc1fcdac749862b728
- SHA512 b9563c08c2c76334d78e73b59e5a9450469e002030b28520231708e756185742bc96f115e887753a51512616e81e9a7f4a44d3314647c088c58bbe0f644b675f
- SSDEEP 1536:jh2F+VOLE9uko/3o1v4c4g2EePv/qcwUNQX3vGcXaA+7/BzGdZQn2sk82SCGZjjI:jeV1CZpyM
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
xworm
C2
-
fudisa.com:58538
Attributes
-
Install_directory
%AppData%
-
install_file
Notepad++.exe
Extracted
Family
-
xworm
Version
-
5.0
C2
-
mparrain10.duckdns.org:24124
Mutex
-
bgBnpZsYijmcMpUV
Attributes
-
install_file
USB.exe
aes.plain
Signatures
- Detect Xworm Payload 2 IoCs
resource yara_rule behavioral2/memory/4844-19-0x0000000000400000-0x0000000000418000-memory.dmp family_xworm behavioral2/memory/4844-38-0x0000000006CA0000-0x0000000006CAE000-memory.dmp family_xworm - StormKitty
StormKitty is an open source info stealer written in C#.
- StormKitty payload 1 IoCs
resource yara_rule behavioral2/memory/4844-39-0x0000000006F40000-0x000000000705E000-memory.dmp family_stormkitty - 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-1-5-21-587429654-1855694383-2268796072-1000\Control Panel\International\Geo\Nation WScript.exe - Drops startup file 3 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Notepad++.lnk AddInProcess32.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Notepad++.lnk AddInProcess32.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Notepad++.lnk AddInProcess32.exe - Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk powershell.exe - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4288 set thread context of 4844 4288 powershell.exe 91 PID 3508 set thread context of 1776 3508 powershell.exe 104 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
pid pid_target Process procid_target 3248 4844 WerFault.exe 91 - Checks processor information in registry 2 TTPs 9 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString wermgr.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString wermgr.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz wermgr.exe - Enumerates system info in registry 2 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU wermgr.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU wermgr.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU wermgr.exe - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4632 vlc.exe - Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 4288 powershell.exe 4288 powershell.exe 4288 powershell.exe 4844 AddInProcess32.exe 3508 powershell.exe 3508 powershell.exe 3720 powershell.exe 3720 powershell.exe 3508 powershell.exe 1776 AddInProcess32.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4632 vlc.exe - Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 4288 powershell.exe Token: SeDebugPrivilege 4844 AddInProcess32.exe Token: SeDebugPrivilege 3508 powershell.exe Token: SeDebugPrivilege 3720 powershell.exe Token: SeDebugPrivilege 1776 AddInProcess32.exe - Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 4632 vlc.exe 4632 vlc.exe 4632 vlc.exe 4632 vlc.exe - Suspicious use of SendNotifyMessage 3 IoCs
pid Process 4632 vlc.exe 4632 vlc.exe 4632 vlc.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4844 AddInProcess32.exe 4632 vlc.exe 1776 AddInProcess32.exe - Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 4988 wrote to memory of 4288 4988 WScript.exe 88 PID 4988 wrote to memory of 4288 4988 WScript.exe 88 PID 4288 wrote to memory of 4844 4288 powershell.exe 91 PID 4288 wrote to memory of 4844 4288 powershell.exe 91 PID 4288 wrote to memory of 4844 4288 powershell.exe 91 PID 4288 wrote to memory of 4844 4288 powershell.exe 91 PID 4288 wrote to memory of 4844 4288 powershell.exe 91 PID 4288 wrote to memory of 4844 4288 powershell.exe 91 PID 4288 wrote to memory of 4844 4288 powershell.exe 91 PID 4288 wrote to memory of 4844 4288 powershell.exe 91 PID 4288 wrote to memory of 2448 4288 powershell.exe 92 PID 4288 wrote to memory of 2448 4288 powershell.exe 92 PID 4988 wrote to memory of 3508 4988 WScript.exe 97 PID 4988 wrote to memory of 3508 4988 WScript.exe 97 PID 4988 wrote to memory of 3720 4988 WScript.exe 102 PID 4988 wrote to memory of 3720 4988 WScript.exe 102 PID 3508 wrote to memory of 1776 3508 powershell.exe 104 PID 3508 wrote to memory of 1776 3508 powershell.exe 104 PID 3508 wrote to memory of 1776 3508 powershell.exe 104 PID 3508 wrote to memory of 1776 3508 powershell.exe 104 PID 3508 wrote to memory of 1776 3508 powershell.exe 104 PID 3508 wrote to memory of 1776 3508 powershell.exe 104 PID 3508 wrote to memory of 1776 3508 powershell.exe 104 PID 3508 wrote to memory of 1776 3508 powershell.exe 104 PID 3508 wrote to memory of 2712 3508 powershell.exe 105 PID 3508 wrote to memory of 2712 3508 powershell.exe 105 PID 3720 wrote to memory of 4656 3720 powershell.exe 106 PID 3720 wrote to memory of 4656 3720 powershell.exe 106 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Montants à justifier_DGFIP45921-2.vbs"1⤵PID:1620
-
C:\Windows\System32\WScript.exeC:\Windows\System32\WScript.exe "C:\Users\Admin\asy3.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4988 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"2⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4288 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"3⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4844 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 20764⤵
- Program crash
PID:3248
-
-
-
C:\Windows\system32\wermgr.exe"C:\Windows\system32\wermgr.exe" "-outproc" "0" "4288" "2856" "2808" "2860" "0" "0" "2864" "0" "0" "0" "0" "0"3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:2448
-
-
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C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"2⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3508 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"3⤵
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1776
-
-
C:\Windows\system32\wermgr.exe"C:\Windows\system32\wermgr.exe" "-outproc" "0" "3508" "2896" "2832" "2900" "0" "0" "2904" "0" "0" "0" "0" "0"3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:2712
-
-
-
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"2⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3720 -
C:\Windows\system32\wermgr.exe"C:\Windows\system32\wermgr.exe" "-outproc" "0" "3720" "2732" "2664" "2736" "0" "0" "2740" "0" "0" "0" "0" "0"3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:4656
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4844 -ip 48441⤵PID:4712
-
C:\Program Files\VideoLAN\VLC\vlc.exe"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Desktop\SyncGroup.WTV"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:4632
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
- Size 3KB
- SHA256 d4af1948337d0deb725f4f2b1fe1a9b60f4519841e28748b11bfd62ccd71e028
- MD5 9461a7cfb20ff5381df28f51b80c5ef1
- SHA1 c86c53fca1dcbe307dafbefbb366abf52c9f5eca
- SHA512 da1e17f67dfebb004ba93d489be504fd7af6d62709ada2581ffa77880baecdaa0015b49d36333d18216d9dc6aad7b0ea2e5bd224d8d3f65ee9b66a05fc45e304
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
- Size 53KB
- SHA256 4ebde1c12625cb55034d47e5169f709b0bd02a8caa76b5b9854efad7f4710245
- MD5 a26df49623eff12a70a93f649776dab7
- SHA1 efb53bd0df3ac34bd119adf8788127ad57e53803
- SHA512 e5f9b8645fb2a50763fcbffe877ca03e9cadf099fe2d510b74bfa9ff18d0a6563d11160e00f495eeefebde63450d0ade8d6b6a824e68bd8a59e1971dc842709c
- SSDEEP 1536:0YaC+jH04tAHk1ZSMrxyNhftflJdvYoFi3j39MVvjMlUst+hNOwUp7bNvv+EGa5d:0YaC+jH04tAHk1cMrxyNhftflJdvYoFw
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
- Size 2KB
- SHA256 c2d8dc5712917d6d545e3ce189ddd6beae5355de06a29e1728c1073718783ae5
- MD5 2fa26d61362615b1d082cd7f47b0b7b9
- SHA1 fdeaf9aa10db2844ef9a13f05996e680ffc7e4af
- SHA512 f9a56f6da4651782eecc5b01153b00d58cd571fa980f95b1a93b3647a8ea717430112cd93877b2ca0c5a816e924c5dfe0ce7235d82433998e72aa0413890fdee
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
- Size 3KB
- SHA256 48b7a3f9b77f9ca8c6e20c9a35dfc8068ad8006f43e6e94c2c46fdb9c35c15c5
- MD5 0fa890bcc24627b309591f8d2a692028
- SHA1 edba7cfb6fee6860c862d4b384a03cdebe535ee4
- SHA512 a34380e2422782a3bab9842424dc41005e4878f735b2aa5d9aa80cbb1a6d4901c50f4022a70fe5232e5e6e9c35f11d6df62908a1b2d1e6a9aa531510430260ac
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_n4jyxiap.doi.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\PowerShell\PSReadLine\ConsoleHost_history.txt
- Size 230B
- SHA256 8b5d267bf8af05b8181abe36234fae9b9ce19a06875fc09b62d7b88240e5820a
- MD5 dc0fc3b1d8dfb2151af683c5fe9128be
- SHA1 7ff31e4cc5589bc38031b986f3c54fe94435a265
- SHA512 e694e1fcc26bd7899aeaca448fefdf1f283003889d4a6f8673b092e8968b4afdfc1c16d72c5e22da60c16cbebe28477bc71a6efe551b17e9b5948011fd0a7ff2
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
- Size 6KB
- SHA256 44b65cf1f7624bd22f42b45061a9ea51cc40cd19ff12a39fe1534e752b56fdd2
- MD5 158d9d644a4c2f618f9c17b99b854919
- SHA1 28a09f90a231daee1cced803ab0588b7bdf5efb4
- SHA512 9e54a4f9632d0795b42ff124212b7e0979a4daa2b460a69976ca1792eede3c3f7ece2c56cc939a078135402a725646255c019b1c5d24e8a1045f7635ec43816b
- SSDEEP 96:IYClyC21yFukvhkvCCtOkMxvvZQHAMxvvZQHV:5Cl08cotZQtZ0
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
- Size 6KB
- SHA256 390b019fad0b1a43f02c1aea377f28b2d5d168bd01619aeca51a63a9f0441351
- MD5 44f31555e27c0c27eee96bc36427be1e
- SHA1 4438013b06676972692576a65b87416bf6118ec8
- SHA512 849cdaed256213f0acfc8b94741f8f470d7096e3a7197a074a5ed8cc7b99fd9c37eab0647cc294bb1e8d8259a588399845973e1fbdcd1f5c48cb79834a634aee
- SSDEEP 96:ImCevC21yFukvhkvCCtOkMxvvZQHAMxvvZQHV:fCel8cotZQtZ0
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
- Size 6KB
- SHA256 42884de82210451b270eec56549ab25d3a52c6fa359ce0f9107a09a9e20d3e16
- MD5 51b6b5772463397d63ca4103059da273
- SHA1 9132c9060451b53026c7a7251c6f0174c1713431
- SHA512 cd8f1aa8d2306ed5d90a16333393f41716b150ffb72a6b13d3b09b11b8dcd08a7e22d55e1f1f4364772c9055d23374d70327412de6eab999d76ba6af04696161
- SSDEEP 96:3+xCJ8C9vpFukvhkvCCtOkMxvvHQHAMxvvZQHV:3+CJRxcotHQtZ0
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Notepad++.lnk
- Size 783B
- SHA256 c742a748d3145e958620cadaf3dd07ca5e2874722838b3f48316ac447b8d1838
- MD5 585b1c86e73cef9b2bcf9103c32ab3e5
- SHA1 e7c3dc09a1db6a438ba93e66de583cf8cda00c64
- SHA512 ce57b55b7f2e7bcb223cd3e59d1f6a98f1afabbba52a3f44172495db345a1fba8592e79154f710e9e74878c79fb1cada94d0c746a48b1afad2b19e2e8436c3de
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\Notepad++.exe
- Size 42KB
- SHA256 c1cf3dc8fa1c7fc00f88e07ad539979b3706ca8d69223cffd1d58bc8f521f63a
- MD5 9827ff3cdf4b83f9c86354606736ca9c
- SHA1 e73d73f42bb2a310f03eb1bcbb22be2b8eb7c723
- SHA512 8261828d55f3b5134c0aeb98311c04e20c5395d4347251746f3be0fb854f36cc7e118713cd00c9867537e6e47d5e71f2b2384fc00c67f0ae1b285b8310321579
- SSDEEP 384:ac3JOvwWj8Gpw0A67dOpRipKJ9Yl6dnPU3SERztmbqCJstdMardz/JikPZ+TsPZX:a4JU8g17dG6Iq8XMnVYqW2Xmh829ukc
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\asy3.vbs
- Size 1KB
- SHA256 01d5fd9a203634b7d45a547cdf72a1edcd601340f37892c324b5f842b22c7b73
- MD5 ecd56d423345d25d32d6894da7ea9a41
- SHA1 fa194094d6f86b76b9ea51cbee26ea2bd93d8852
- SHA512 a6d4550a2bd57be7cd3b50754d2826a100a844553e2a4308366cdd442250989971635d3847add663ec307981e8566f9bd823dece00fac48d085f60336bf5d355
- MD5 SHA1 SHA512