Analysis
- max time kernel
94s - max time network
99s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - submitted
13/09/2024, 16:43
Static task
static1
Behavioral task
behavioral1
Sample
0c281abf4ce958882aad9f7a63b90d9ba8a4d892c51a2b36414d6c002294a081.js
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
Behavioral task
behavioral2
Sample
0c281abf4ce958882aad9f7a63b90d9ba8a4d892c51a2b36414d6c002294a081.js
Resource
win10v2004-20240802-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target 0c281abf4ce958882aad9f7a63b90d9ba8a4d892c51a2b36414d6c002294a081.js
- Size 714KB
- Sample240913-t77rlaxcpn
- SHA256 0c281abf4ce958882aad9f7a63b90d9ba8a4d892c51a2b36414d6c002294a081
- MD5 fd0ee9a56cfb3751378b148433d7ad24
- SHA1 3957cda422b8882a7f7de7e809f35e7a06b233dd
- SHA512 c7e041ec3ea9558ee73b1e8c08afdb293c48331c90f1ba5e67a695c765b98ef9ea878a11d86a8c58470a1ddda3d9edb157067c6d8b7a62f1a1a63a7d6a2d3e26
- SSDEEP 12288:GCyWLL2jet73JMWCz/HnEE9BLFAsQOo1zDoTKTRMJ:GCH2q73JMW0EIBhAKo1zDmMC
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
latrodectus
C2
-
https://isomicrotich.com/test/
-
https://rilomenifis.com/test/
Signatures
- Detects Latrodectus 5 IoCs
Detects Latrodectus v1.4.
resource yara_rule behavioral2/memory/5104-45-0x0000028183540000-0x0000028183556000-memory.dmp family_latrodectus_1_4 behavioral2/memory/5104-46-0x0000028183540000-0x0000028183556000-memory.dmp family_latrodectus_1_4 behavioral2/memory/860-51-0x00000222E54A0000-0x00000222E54B6000-memory.dmp family_latrodectus_1_4 behavioral2/memory/860-52-0x00000222E54A0000-0x00000222E54B6000-memory.dmp family_latrodectus_1_4 behavioral2/memory/860-53-0x00000222E54A0000-0x00000222E54B6000-memory.dmp family_latrodectus_1_4 - Latrodectus family
- Latrodectus loader
Latrodectus is a loader written in C++.
- Executes dropped EXE 1 IoCs
pid Process 4356 MSI9DDC.tmp - Loads dropped DLL 6 IoCs
pid Process 1904 MsiExec.exe 1904 MsiExec.exe 1904 MsiExec.exe 1904 MsiExec.exe 5104 rundll32.exe 860 rundll32.exe - Blocklisted process makes network request 1 IoCs
flow pid Process 3 3424 msiexec.exe - Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe - Drops file in Windows directory 10 IoCs
description ioc Process File opened for modification C:\Windows\Installer\MSI9337.tmp msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File opened for modification C:\Windows\Installer\MSI9BE4.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI9D10.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI9DDC.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI9A8B.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI9C62.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI9C82.tmp msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe - Command and Scripting Interpreter: JavaScript 1 TTPs
- System Location Discovery: System Language Discovery 1 TTPs 2 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 MsiExec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSI9DDC.tmp - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3424 msiexec.exe 3424 msiexec.exe - Suspicious use of AdjustPrivilegeToken 50 IoCs
description pid Process Token: SeShutdownPrivilege 1304 wscript.exe Token: SeIncreaseQuotaPrivilege 1304 wscript.exe Token: SeSecurityPrivilege 3424 msiexec.exe Token: SeCreateTokenPrivilege 1304 wscript.exe Token: SeAssignPrimaryTokenPrivilege 1304 wscript.exe Token: SeLockMemoryPrivilege 1304 wscript.exe Token: SeIncreaseQuotaPrivilege 1304 wscript.exe Token: SeMachineAccountPrivilege 1304 wscript.exe Token: SeTcbPrivilege 1304 wscript.exe Token: SeSecurityPrivilege 1304 wscript.exe Token: SeTakeOwnershipPrivilege 1304 wscript.exe Token: SeLoadDriverPrivilege 1304 wscript.exe Token: SeSystemProfilePrivilege 1304 wscript.exe Token: SeSystemtimePrivilege 1304 wscript.exe Token: SeProfSingleProcessPrivilege 1304 wscript.exe Token: SeIncBasePriorityPrivilege 1304 wscript.exe Token: SeCreatePagefilePrivilege 1304 wscript.exe Token: SeCreatePermanentPrivilege 1304 wscript.exe Token: SeBackupPrivilege 1304 wscript.exe Token: SeRestorePrivilege 1304 wscript.exe Token: SeShutdownPrivilege 1304 wscript.exe Token: SeDebugPrivilege 1304 wscript.exe Token: SeAuditPrivilege 1304 wscript.exe Token: SeSystemEnvironmentPrivilege 1304 wscript.exe Token: SeChangeNotifyPrivilege 1304 wscript.exe Token: SeRemoteShutdownPrivilege 1304 wscript.exe Token: SeUndockPrivilege 1304 wscript.exe Token: SeSyncAgentPrivilege 1304 wscript.exe Token: SeEnableDelegationPrivilege 1304 wscript.exe Token: SeManageVolumePrivilege 1304 wscript.exe Token: SeImpersonatePrivilege 1304 wscript.exe Token: SeCreateGlobalPrivilege 1304 wscript.exe Token: SeRestorePrivilege 3424 msiexec.exe Token: SeTakeOwnershipPrivilege 3424 msiexec.exe Token: SeRestorePrivilege 3424 msiexec.exe Token: SeTakeOwnershipPrivilege 3424 msiexec.exe Token: SeRestorePrivilege 3424 msiexec.exe Token: SeTakeOwnershipPrivilege 3424 msiexec.exe Token: SeRestorePrivilege 3424 msiexec.exe Token: SeTakeOwnershipPrivilege 3424 msiexec.exe Token: SeRestorePrivilege 3424 msiexec.exe Token: SeTakeOwnershipPrivilege 3424 msiexec.exe Token: SeRestorePrivilege 3424 msiexec.exe Token: SeTakeOwnershipPrivilege 3424 msiexec.exe Token: SeRestorePrivilege 3424 msiexec.exe Token: SeTakeOwnershipPrivilege 3424 msiexec.exe Token: SeRestorePrivilege 3424 msiexec.exe Token: SeTakeOwnershipPrivilege 3424 msiexec.exe Token: SeRestorePrivilege 3424 msiexec.exe Token: SeTakeOwnershipPrivilege 3424 msiexec.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3424 wrote to memory of 1904 3424 msiexec.exe 89 PID 3424 wrote to memory of 1904 3424 msiexec.exe 89 PID 3424 wrote to memory of 1904 3424 msiexec.exe 89 PID 3424 wrote to memory of 4356 3424 msiexec.exe 92 PID 3424 wrote to memory of 4356 3424 msiexec.exe 92 PID 3424 wrote to memory of 4356 3424 msiexec.exe 92 PID 5104 wrote to memory of 860 5104 rundll32.exe 96 PID 5104 wrote to memory of 860 5104 rundll32.exe 96 - 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.exewscript.exe C:\Users\Admin\AppData\Local\Temp\0c281abf4ce958882aad9f7a63b90d9ba8a4d892c51a2b36414d6c002294a081.js1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1304
-
C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3424 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 0242AD3D0E35D8DD77D8B324F378E8D12⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1904
-
-
C:\Windows\Installer\MSI9DDC.tmp"C:\Windows\Installer\MSI9DDC.tmp" /DontWait C:/Windows/System32/rundll32.exe C:\Users\Admin\AppData\Roaming\true.dll, NvPluginGetInfo2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4356
-
-
C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\true.dll, NvPluginGetInfo1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:5104 -
C:\Windows\System32\rundll32.exerundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_7c5d6f1.dll", NvPluginGetInfo2⤵
- Loads dropped DLL
PID:860
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Config.Msi\e579c90.rbs
- Size 1KB
- SHA256 1c0162f773c88275e2ba861c23ed67eb896e131f172b2bc70ea654a6e5871bb2
- MD5 46ec5c1e8894d2ed375fbcd5f1fa839a
- SHA1 adb431459badd171b139ac2ccf7f1b9ae64d1d4f
- SHA512 ce3ad4a0c4614486d29dcd115d16f83abc0de73dee8bc62782bc93d4050cf79441669e13c1a62b470f43b181420cee8377970be7aab016455c6e1081de12a236
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\true.dll
- Size 1.8MB
- SHA256 2333dd858fc40899a1bff3fb39fbc0b4e65a864bfd4eb73c26b48aaddcca7061
- MD5 6dc0d350d735fd1acc8219cfa5d02b9b
- SHA1 7ba0708a4404715fb21a23acfbd88a25b7245ef1
- SHA512 99c9b6310363ce3a7d9ff680c4a0ae976553fc4789b12f9b60d9f629608d90cf4d64b4c8a037264f8aaa48fba69ae397236ef4c32c2eb6779fb5d9e0b3b0d52f
- SSDEEP 24576:jn6mclQ1O/p0g/9fTeVB1SATDqj2/lDRa+QR6P3r3dl60NWEEk6d:jnhclke0wfoHSASyNNFI6P3rNlHNp
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Installer\MSI9337.tmp
- Size 1.9MB
- SHA256 f60c7e2cd7078584e1fb2eacd6270c314f1e23f76a4cd78c5d13eec215f0e41c
- MD5 c017277279dada1b9653bc6838019952
- SHA1 4d66580dade368ea823c2afc602ad3686c20d4d1
- SHA512 cd9fea4bfa73987fb95e4e15ee6fa5c489842b79f8a497ea7dd65ec355db9df6d4af786612e6d9f43e7293723a91841465368728fb1b5361716a9297008adfa2
- SSDEEP 49152:QGN3YhW8zBQSc0ZnSKBZKumZr7ANpTdzZfVSlaMBOno:3YY0Zn3K/ANPzbSlaBno
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Installer\MSI9A8B.tmp
- Size 436KB
- SHA256 426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd
- MD5 475d20c0ea477a35660e3f67ecf0a1df
- SHA1 67340739f51e1134ae8f0ffc5ae9dd710e8e3a08
- SHA512 99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e
- SSDEEP 6144:5x0A4eCDsgvSd7ftYx5fnLHT7ybjfgaUFfQiAOuv2IaZeB+:5x0ECIgYOx5fnL/tYi8OBZr
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\Installer\MSI9DDC.tmp
- Size 389KB
- SHA256 1e0e63b446eecf6c9781c7d1cae1f46a3bb31654a70612f71f31538fb4f4729a
- MD5 b9545ed17695a32face8c3408a6a3553
- SHA1 f6c31c9cd832ae2aebcd88e7b2fa6803ae93fc83
- SHA512 f6d6dc40dcba5ff091452d7cc257427dcb7ce2a21816b4fec2ee249e63246b64667f5c4095220623533243103876433ef8c12c9b612c0e95fdfffe41d1504e04
- SSDEEP 6144:gMvZx0Flyv/UB8zBQSnuJnO6n4ZSaHwLvFnNLqrFWeyp1uBxfAOT3VDqO1:gMvZx0FlS68zBQSncb4ZPQTpAjZxqO1
- MD5 SHA1 SHA512 SSDEEP