Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
25-07-2024 06:34
Behavioral task
behavioral1
Sample
25072024_0634_duty1.jar
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
25072024_0634_duty1.jar
Resource
win10v2004-20240704-en
General
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Target
25072024_0634_duty1.jar
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Size
202KB
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MD5
482bd2427eaf1fe50697919c6741ae82
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SHA1
28f52c11312a36688d8e56cbfada4d9983efa1fb
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SHA256
f8e4c56ef49ada4ef559292bada86a85db5b4a924ed1cb593c72f32655af3e66
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SHA512
77c7b0fcb1ba3061546f6f12af1b1cb4f1195f92a8f4aa1454eb482e4a9ea315d51dc7edf075b240d7f8b650a4ce7cad8c426f57406d27d8f7518abfea570191
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SSDEEP
6144:EWPeWfEqDo2s3Jm+7UNkEbVmoDU/U37Pa:6Rqls3JHCkrfai
Malware Config
Extracted
strrat
94.156.68.149:1616
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license_id
LY6A-TUCK-H5Q0-C3NO-6XHG
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plugins_url
http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5
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scheduled_task
true
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secondary_startup
true
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startup
true
Signatures
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\25072024_0634_duty1.jar java.exe -
Loads dropped DLL 2 IoCs
pid Process 4680 java.exe 4680 java.exe -
Accesses Microsoft Outlook profiles 1 TTPs 7 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook java.exe Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook java.exe Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook java.exe Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook java.exe Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Office\14.0\Outlook\Profiles\Outlook java.exe Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook java.exe Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\25072024_0634_duty1 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\25072024_0634_duty1.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\25072024_0634_duty1 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\25072024_0634_duty1.jar\"" java.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 33 ip-api.com -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1388 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3852 powershell.exe 3852 powershell.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4700 WMIC.exe Token: SeSecurityPrivilege 4700 WMIC.exe Token: SeTakeOwnershipPrivilege 4700 WMIC.exe Token: SeLoadDriverPrivilege 4700 WMIC.exe Token: SeSystemProfilePrivilege 4700 WMIC.exe Token: SeSystemtimePrivilege 4700 WMIC.exe Token: SeProfSingleProcessPrivilege 4700 WMIC.exe Token: SeIncBasePriorityPrivilege 4700 WMIC.exe Token: SeCreatePagefilePrivilege 4700 WMIC.exe Token: SeBackupPrivilege 4700 WMIC.exe Token: SeRestorePrivilege 4700 WMIC.exe Token: SeShutdownPrivilege 4700 WMIC.exe Token: SeDebugPrivilege 4700 WMIC.exe Token: SeSystemEnvironmentPrivilege 4700 WMIC.exe Token: SeRemoteShutdownPrivilege 4700 WMIC.exe Token: SeUndockPrivilege 4700 WMIC.exe Token: SeManageVolumePrivilege 4700 WMIC.exe Token: 33 4700 WMIC.exe Token: 34 4700 WMIC.exe Token: 35 4700 WMIC.exe Token: 36 4700 WMIC.exe Token: SeIncreaseQuotaPrivilege 4700 WMIC.exe Token: SeSecurityPrivilege 4700 WMIC.exe Token: SeTakeOwnershipPrivilege 4700 WMIC.exe Token: SeLoadDriverPrivilege 4700 WMIC.exe Token: SeSystemProfilePrivilege 4700 WMIC.exe Token: SeSystemtimePrivilege 4700 WMIC.exe Token: SeProfSingleProcessPrivilege 4700 WMIC.exe Token: SeIncBasePriorityPrivilege 4700 WMIC.exe Token: SeCreatePagefilePrivilege 4700 WMIC.exe Token: SeBackupPrivilege 4700 WMIC.exe Token: SeRestorePrivilege 4700 WMIC.exe Token: SeShutdownPrivilege 4700 WMIC.exe Token: SeDebugPrivilege 4700 WMIC.exe Token: SeSystemEnvironmentPrivilege 4700 WMIC.exe Token: SeRemoteShutdownPrivilege 4700 WMIC.exe Token: SeUndockPrivilege 4700 WMIC.exe Token: SeManageVolumePrivilege 4700 WMIC.exe Token: 33 4700 WMIC.exe Token: 34 4700 WMIC.exe Token: 35 4700 WMIC.exe Token: 36 4700 WMIC.exe Token: SeIncreaseQuotaPrivilege 1332 WMIC.exe Token: SeSecurityPrivilege 1332 WMIC.exe Token: SeTakeOwnershipPrivilege 1332 WMIC.exe Token: SeLoadDriverPrivilege 1332 WMIC.exe Token: SeSystemProfilePrivilege 1332 WMIC.exe Token: SeSystemtimePrivilege 1332 WMIC.exe Token: SeProfSingleProcessPrivilege 1332 WMIC.exe Token: SeIncBasePriorityPrivilege 1332 WMIC.exe Token: SeCreatePagefilePrivilege 1332 WMIC.exe Token: SeBackupPrivilege 1332 WMIC.exe Token: SeRestorePrivilege 1332 WMIC.exe Token: SeShutdownPrivilege 1332 WMIC.exe Token: SeDebugPrivilege 1332 WMIC.exe Token: SeSystemEnvironmentPrivilege 1332 WMIC.exe Token: SeRemoteShutdownPrivilege 1332 WMIC.exe Token: SeUndockPrivilege 1332 WMIC.exe Token: SeManageVolumePrivilege 1332 WMIC.exe Token: 33 1332 WMIC.exe Token: 34 1332 WMIC.exe Token: 35 1332 WMIC.exe Token: 36 1332 WMIC.exe Token: SeIncreaseQuotaPrivilege 1332 WMIC.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4680 java.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4048 wrote to memory of 2528 4048 java.exe 91 PID 4048 wrote to memory of 2528 4048 java.exe 91 PID 2528 wrote to memory of 4968 2528 java.exe 93 PID 2528 wrote to memory of 4968 2528 java.exe 93 PID 2528 wrote to memory of 4680 2528 java.exe 94 PID 2528 wrote to memory of 4680 2528 java.exe 94 PID 4968 wrote to memory of 1388 4968 cmd.exe 97 PID 4968 wrote to memory of 1388 4968 cmd.exe 97 PID 4680 wrote to memory of 4160 4680 java.exe 99 PID 4680 wrote to memory of 4160 4680 java.exe 99 PID 4160 wrote to memory of 4700 4160 cmd.exe 101 PID 4160 wrote to memory of 4700 4160 cmd.exe 101 PID 4680 wrote to memory of 4992 4680 java.exe 102 PID 4680 wrote to memory of 4992 4680 java.exe 102 PID 4992 wrote to memory of 1332 4992 cmd.exe 104 PID 4992 wrote to memory of 1332 4992 cmd.exe 104 PID 4680 wrote to memory of 816 4680 java.exe 105 PID 4680 wrote to memory of 816 4680 java.exe 105 PID 816 wrote to memory of 5000 816 cmd.exe 107 PID 816 wrote to memory of 5000 816 cmd.exe 107 PID 4680 wrote to memory of 3040 4680 java.exe 108 PID 4680 wrote to memory of 3040 4680 java.exe 108 PID 3040 wrote to memory of 1316 3040 cmd.exe 110 PID 3040 wrote to memory of 1316 3040 cmd.exe 110 PID 4680 wrote to memory of 3852 4680 java.exe 116 PID 4680 wrote to memory of 3852 4680 java.exe 116 -
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.
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outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook java.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook java.exe
Processes
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\25072024_0634_duty1.jar1⤵
- Suspicious use of WriteProcessMemory
PID:4048 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\25072024_0634_duty1.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2528 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\25072024_0634_duty1.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:4968 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\25072024_0634_duty1.jar"4⤵
- Scheduled Task/Job: Scheduled Task
PID:1388
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C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\25072024_0634_duty1.jar"3⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4680 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"4⤵
- Suspicious use of WriteProcessMemory
PID:4160 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4700
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"4⤵
- Suspicious use of WriteProcessMemory
PID:4992 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1332
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"4⤵
- Suspicious use of WriteProcessMemory
PID:816 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:5000
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"4⤵
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:1316
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe "[void][Windows.Security.Credentials.PasswordVault,Windows.Security.Credentials,ContentType=WindowsRuntime] $vault = New-Object Windows.Security.Credentials.PasswordVault $vault.RetrieveAll() | % { $_.RetrievePassword();$_ }"4⤵
- Suspicious behavior: EnumeratesProcesses
PID:3852
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD50364ed16c4870350565e3cf1b40ee501
SHA1b18312e6d2fec0ba7eec918b0aae8887de8eeeb0
SHA256421492dc398c7669992116be7ad8118677fad649dad229ab8048b07c7b8ec1bc
SHA512db35bee0f56a2caf19d10be3faf66b9849e591913ae35b98625ca7a262d77cad9b39450fba6bf7bbd5b828f095732439ac5372db8e4415d56af9b55ee5c8e2c7
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Filesize
202KB
MD5482bd2427eaf1fe50697919c6741ae82
SHA128f52c11312a36688d8e56cbfada4d9983efa1fb
SHA256f8e4c56ef49ada4ef559292bada86a85db5b4a924ed1cb593c72f32655af3e66
SHA51277c7b0fcb1ba3061546f6f12af1b1cb4f1195f92a8f4aa1454eb482e4a9ea315d51dc7edf075b240d7f8b650a4ce7cad8c426f57406d27d8f7518abfea570191
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
22KB
MD561ad3c412e7ac94141ebb391cb52c4ee
SHA1229807b15038e5e0c2a81aca58e3dd1df5ffa51f
SHA256e7434e4527cfcfdd9d52f7f247716bcfed183d0e7ce98d86e2d72354d487f17b
SHA51219f91df403d44024faecb1cb28b2000e7c920791c1d785e1b5b35024a7e750e6ac6a0919077838c41710471e18dddc84f8f27ac98764a44b66764bb87b2883cf
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Local\Temp\sqlite-3.14.2.1-25879eba-c000-4d5d-8a66-b0afd943d7dc-sqlitejdbc.dll
Filesize914KB
MD5bcd42d2959eadc64dc225cf800ce3c90
SHA1f19981d3c3987259edf9874aaccaaec21616b03d
SHA25605a8557f5d197aca468f5272a2a869293cb11c2f0ab4839a17f144f9a5d0b77d
SHA512428ba3a76543e726b58ea334b6ea9538c7230592cc29fa564fdb44fdb4e2998820514af70b10b80f77c8f1554f63e1a4822ef8db095191956652454d220bc167
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1403246978-718555486-3105247137-1000\83aa4cc77f591dfc2374580bbd95f6ba_58831928-6f9f-451d-8f26-c40399c5c878
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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Filesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
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Filesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
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Filesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
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Filesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d