Analysis
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max time kernel
143s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14-11-2024 02:02
Static task
static1
Behavioral task
behavioral1
Sample
025abbec1724b9180b369fe116da9d90ae47a4996f6a4e28e8a947bac1e0c741.msi
Resource
win7-20240729-en
windows7-x64
17 signatures
150 seconds
Behavioral task
behavioral2
Sample
025abbec1724b9180b369fe116da9d90ae47a4996f6a4e28e8a947bac1e0c741.msi
Resource
win10v2004-20241007-en
windows10-2004-x64
17 signatures
150 seconds
General
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Target
025abbec1724b9180b369fe116da9d90ae47a4996f6a4e28e8a947bac1e0c741.msi
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Size
2.0MB
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MD5
c65899e2519f4ad21fb4b97f0a113362
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SHA1
a1f854c29a69c19949499fca5e24b02b97be46fd
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SHA256
025abbec1724b9180b369fe116da9d90ae47a4996f6a4e28e8a947bac1e0c741
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SHA512
eca93cb24187735ec54d4b4e99675f87f1957e255f59c5432498bbc2c47c77b6ccfdf48861a2f78eb377307ce8f6e6458eaf4b766b96e6c2faea1fb87e3dcbb4
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SSDEEP
49152:/c53YhW8zBQSc0ZnSKBZKumZr7Aej3YOXT7wYyr8lCV:QYY0Zn3K/Ai33XXZ0
Malware Config
Extracted
Family
latrodectus
C2
https://rolefenik.com/test/
https://ergiholim.com/test/
Signatures
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Detects Latrodectus 3 IoCs
Detects Latrodectus v1.4.
resource yara_rule behavioral2/memory/4264-66-0x00007FF463AA0000-0x00007FF463AB5000-memory.dmp family_latrodectus_1_4 behavioral2/memory/3560-71-0x0000000001630000-0x0000000001645000-memory.dmp family_latrodectus_1_4 behavioral2/memory/3560-72-0x0000000001630000-0x0000000001645000-memory.dmp family_latrodectus_1_4 -
Latrodectus family
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Latrodectus loader
Latrodectus is a loader written in C++.
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Blocklisted process makes network request 8 IoCs
flow pid Process 27 4264 rundll32.exe 29 4264 rundll32.exe 31 4264 rundll32.exe 36 4264 rundll32.exe 38 4264 rundll32.exe 54 4264 rundll32.exe 62 4264 rundll32.exe 63 4264 rundll32.exe -
Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe -
Drops file in Windows directory 12 IoCs
description ioc Process File created C:\Windows\Installer\SourceHash{BEA6F49C-A398-4148-AFB8-A4A1F2844AFA} msiexec.exe File opened for modification C:\Windows\Installer\MSICE7F.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSICF4B.tmp msiexec.exe File created C:\Windows\Installer\e57cbac.msi msiexec.exe File opened for modification C:\Windows\Installer\e57cbac.msi 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\MSICC0A.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSICD15.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSICD74.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSICDB3.tmp msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe -
Executes dropped EXE 1 IoCs
pid Process 1372 MSICF4B.tmp -
Loads dropped DLL 6 IoCs
pid Process 2188 MsiExec.exe 2188 MsiExec.exe 2188 MsiExec.exe 2188 MsiExec.exe 1048 rundll32.exe 4264 rundll32.exe -
Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 4140 msiexec.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 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 MSICF4B.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters vssvc.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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 vssvc.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3716 msiexec.exe 3716 msiexec.exe 4264 rundll32.exe 4264 rundll32.exe 4264 rundll32.exe 4264 rundll32.exe 4264 rundll32.exe 4264 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 63 IoCs
description pid Process Token: SeShutdownPrivilege 4140 msiexec.exe Token: SeIncreaseQuotaPrivilege 4140 msiexec.exe Token: SeSecurityPrivilege 3716 msiexec.exe Token: SeCreateTokenPrivilege 4140 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4140 msiexec.exe Token: SeLockMemoryPrivilege 4140 msiexec.exe Token: SeIncreaseQuotaPrivilege 4140 msiexec.exe Token: SeMachineAccountPrivilege 4140 msiexec.exe Token: SeTcbPrivilege 4140 msiexec.exe Token: SeSecurityPrivilege 4140 msiexec.exe Token: SeTakeOwnershipPrivilege 4140 msiexec.exe Token: SeLoadDriverPrivilege 4140 msiexec.exe Token: SeSystemProfilePrivilege 4140 msiexec.exe Token: SeSystemtimePrivilege 4140 msiexec.exe Token: SeProfSingleProcessPrivilege 4140 msiexec.exe Token: SeIncBasePriorityPrivilege 4140 msiexec.exe Token: SeCreatePagefilePrivilege 4140 msiexec.exe Token: SeCreatePermanentPrivilege 4140 msiexec.exe Token: SeBackupPrivilege 4140 msiexec.exe Token: SeRestorePrivilege 4140 msiexec.exe Token: SeShutdownPrivilege 4140 msiexec.exe Token: SeDebugPrivilege 4140 msiexec.exe Token: SeAuditPrivilege 4140 msiexec.exe Token: SeSystemEnvironmentPrivilege 4140 msiexec.exe Token: SeChangeNotifyPrivilege 4140 msiexec.exe Token: SeRemoteShutdownPrivilege 4140 msiexec.exe Token: SeUndockPrivilege 4140 msiexec.exe Token: SeSyncAgentPrivilege 4140 msiexec.exe Token: SeEnableDelegationPrivilege 4140 msiexec.exe Token: SeManageVolumePrivilege 4140 msiexec.exe Token: SeImpersonatePrivilege 4140 msiexec.exe Token: SeCreateGlobalPrivilege 4140 msiexec.exe Token: SeBackupPrivilege 2372 vssvc.exe Token: SeRestorePrivilege 2372 vssvc.exe Token: SeAuditPrivilege 2372 vssvc.exe Token: SeBackupPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeRestorePrivilege 3716 msiexec.exe Token: SeTakeOwnershipPrivilege 3716 msiexec.exe Token: SeBackupPrivilege 2160 srtasks.exe Token: SeRestorePrivilege 2160 srtasks.exe Token: SeSecurityPrivilege 2160 srtasks.exe Token: SeTakeOwnershipPrivilege 2160 srtasks.exe Token: SeBackupPrivilege 2160 srtasks.exe Token: SeRestorePrivilege 2160 srtasks.exe Token: SeSecurityPrivilege 2160 srtasks.exe Token: SeTakeOwnershipPrivilege 2160 srtasks.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4140 msiexec.exe 4140 msiexec.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3560 Explorer.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3716 wrote to memory of 2160 3716 msiexec.exe 103 PID 3716 wrote to memory of 2160 3716 msiexec.exe 103 PID 3716 wrote to memory of 2188 3716 msiexec.exe 105 PID 3716 wrote to memory of 2188 3716 msiexec.exe 105 PID 3716 wrote to memory of 2188 3716 msiexec.exe 105 PID 3716 wrote to memory of 1372 3716 msiexec.exe 106 PID 3716 wrote to memory of 1372 3716 msiexec.exe 106 PID 3716 wrote to memory of 1372 3716 msiexec.exe 106 PID 1048 wrote to memory of 4264 1048 rundll32.exe 108 PID 1048 wrote to memory of 4264 1048 rundll32.exe 108 PID 4264 wrote to memory of 3560 4264 rundll32.exe 56 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of UnmapMainImage
PID:3560 -
C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\025abbec1724b9180b369fe116da9d90ae47a4996f6a4e28e8a947bac1e0c741.msi2⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4140
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe" C:\Users\Admin\AppData\Roaming\apptext.dll, Object2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Windows\system32\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe" C:\Users\Admin\AppData\Roaming\apptext.dll, Object3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4264
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3716 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:2160
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 5375B5D9C7CFF9A84E617E2DE9E74A832⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2188
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C:\Windows\Installer\MSICF4B.tmp"C:\Windows\Installer\MSICF4B.tmp" /DontWait C:/Windows/SysWOW64/rundll32.exe C:\Users\Admin\AppData\Roaming\apptext.dll, Object2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1372
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:2372
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD588574d283e2cd949eeb8bf9a9a61d020
SHA1b46eb1b5b92b32a3c1f79df904d569ca0f388acf
SHA25654ad38f4697b609166b36267f8fabd24905dc751ff40f3d65e34cdcb2f8acc3a
SHA5125afeb3011e1a0cc96a434e56b62bfd2babc6c76f023ec538706757a8da991a9fd5a9d5472da34331d197ef2dc1f127251ae624a1e81d1bd930bc6855d3a34f9d
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Filesize
1.6MB
MD586b57c9deafed093d4b47b03823b4d14
SHA147947da463dd6f4ecf61ae960235a35144e903a8
SHA256f8e3eef1fda5969a7aabcc8fb5cc9f5fe245bbf6cc8e480459977b8e91eab9bd
SHA5125f855ed0a3ecf561c45608d7f4579d6e4b1f1953863e97e0b5fea1f33b38d0e03fef16207d88864d2d936a4e65b677cd259ec248dbf06447b50f9e0488acead3
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Filesize
436KB
MD5475d20c0ea477a35660e3f67ecf0a1df
SHA167340739f51e1134ae8f0ffc5ae9dd710e8e3a08
SHA256426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd
SHA51299525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e
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Filesize
389KB
MD5b9545ed17695a32face8c3408a6a3553
SHA1f6c31c9cd832ae2aebcd88e7b2fa6803ae93fc83
SHA2561e0e63b446eecf6c9781c7d1cae1f46a3bb31654a70612f71f31538fb4f4729a
SHA512f6d6dc40dcba5ff091452d7cc257427dcb7ce2a21816b4fec2ee249e63246b64667f5c4095220623533243103876433ef8c12c9b612c0e95fdfffe41d1504e04
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Filesize
24.1MB
MD519a4fceb8ce4fcc741dc5f6cfd626823
SHA122d9c7785a3762638cc94f441179297b0d4c164f
SHA256ec3ea168b5a0cbadb06bab0a783c67d252afe54e934c96483aa8762709ad8650
SHA512d7883afbb79f45831bf3dd6a4761b54fcde47043e806d9093caa3967fcecb2f06ca9d33ed89ce01b74b2ba85606d1cd3121beedc5af903396ebc2e4d7e8846c8
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\??\Volume{48d314f9-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{b079e10d-1e48-4fc0-83b9-c58592369871}_OnDiskSnapshotProp
Filesize6KB
MD555e996ae4705033c5100cc4c67076674
SHA17071512f461f8a1dd4481d303bcb7db12a4997ab
SHA25625389d5b9a3cf2e44c56d250579f8fa3bb13db5188d3e591a8aaa6bae4bb067e
SHA512b7b326e4656307e540d7b0adb0183b8d46b986cde2a2d0eaa7ddf58ed057ca7a62954288952246aacfecfeddbe172013a1e0c564415c26fe25522cc345d7c58d