Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
06-02-2025 15:37
Behavioral task
behavioral1
Sample
091291932.jar
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
091291932.jar
Resource
win10v2004-20241007-en
General
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Target
091291932.jar
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Size
129KB
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MD5
cfe647211a65b5140028dc1bf20dfa84
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SHA1
dbdf45b544bbf75678ab4049267ad8a8930b634c
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SHA256
07392a03676ebaf54187f47b8eff0208ec5e24444dcd982c8c8ec5da829b8ad7
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SHA512
9dca9bb6dcaf1c10008fe46d5bdf7d0d921c2dceb738b514fa5ccbbf2a8f7cb3268a0304e969e63d1e059ae191e6e68021054a62b59a57719e58f6489e60f972
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SSDEEP
3072:f/2fvhcIBmn4A9UKqNDXIrbswLKxeBg0bYXrSSIHubW/L4J:XIvhzBmnj/q6rbsmYeBv8qiZ
Malware Config
Extracted
strrat
chevronciti.dns05.com:7888
chevronciti.dns05.com:7881
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license_id
khonsari
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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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Strrat family
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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\091291932.jar java.exe -
Loads dropped DLL 1 IoCs
pid Process 4152 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\091291932 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\091291932.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\091291932 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\091291932.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 28 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 2976 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 924 WMIC.exe Token: SeSecurityPrivilege 924 WMIC.exe Token: SeTakeOwnershipPrivilege 924 WMIC.exe Token: SeLoadDriverPrivilege 924 WMIC.exe Token: SeSystemProfilePrivilege 924 WMIC.exe Token: SeSystemtimePrivilege 924 WMIC.exe Token: SeProfSingleProcessPrivilege 924 WMIC.exe Token: SeIncBasePriorityPrivilege 924 WMIC.exe Token: SeCreatePagefilePrivilege 924 WMIC.exe Token: SeBackupPrivilege 924 WMIC.exe Token: SeRestorePrivilege 924 WMIC.exe Token: SeShutdownPrivilege 924 WMIC.exe Token: SeDebugPrivilege 924 WMIC.exe Token: SeSystemEnvironmentPrivilege 924 WMIC.exe Token: SeRemoteShutdownPrivilege 924 WMIC.exe Token: SeUndockPrivilege 924 WMIC.exe Token: SeManageVolumePrivilege 924 WMIC.exe Token: 33 924 WMIC.exe Token: 34 924 WMIC.exe Token: 35 924 WMIC.exe Token: 36 924 WMIC.exe Token: SeIncreaseQuotaPrivilege 924 WMIC.exe Token: SeSecurityPrivilege 924 WMIC.exe Token: SeTakeOwnershipPrivilege 924 WMIC.exe Token: SeLoadDriverPrivilege 924 WMIC.exe Token: SeSystemProfilePrivilege 924 WMIC.exe Token: SeSystemtimePrivilege 924 WMIC.exe Token: SeProfSingleProcessPrivilege 924 WMIC.exe Token: SeIncBasePriorityPrivilege 924 WMIC.exe Token: SeCreatePagefilePrivilege 924 WMIC.exe Token: SeBackupPrivilege 924 WMIC.exe Token: SeRestorePrivilege 924 WMIC.exe Token: SeShutdownPrivilege 924 WMIC.exe Token: SeDebugPrivilege 924 WMIC.exe Token: SeSystemEnvironmentPrivilege 924 WMIC.exe Token: SeRemoteShutdownPrivilege 924 WMIC.exe Token: SeUndockPrivilege 924 WMIC.exe Token: SeManageVolumePrivilege 924 WMIC.exe Token: 33 924 WMIC.exe Token: 34 924 WMIC.exe Token: 35 924 WMIC.exe Token: 36 924 WMIC.exe Token: SeIncreaseQuotaPrivilege 2300 WMIC.exe Token: SeSecurityPrivilege 2300 WMIC.exe Token: SeTakeOwnershipPrivilege 2300 WMIC.exe Token: SeLoadDriverPrivilege 2300 WMIC.exe Token: SeSystemProfilePrivilege 2300 WMIC.exe Token: SeSystemtimePrivilege 2300 WMIC.exe Token: SeProfSingleProcessPrivilege 2300 WMIC.exe Token: SeIncBasePriorityPrivilege 2300 WMIC.exe Token: SeCreatePagefilePrivilege 2300 WMIC.exe Token: SeBackupPrivilege 2300 WMIC.exe Token: SeRestorePrivilege 2300 WMIC.exe Token: SeShutdownPrivilege 2300 WMIC.exe Token: SeDebugPrivilege 2300 WMIC.exe Token: SeSystemEnvironmentPrivilege 2300 WMIC.exe Token: SeRemoteShutdownPrivilege 2300 WMIC.exe Token: SeUndockPrivilege 2300 WMIC.exe Token: SeManageVolumePrivilege 2300 WMIC.exe Token: 33 2300 WMIC.exe Token: 34 2300 WMIC.exe Token: 35 2300 WMIC.exe Token: 36 2300 WMIC.exe Token: SeIncreaseQuotaPrivilege 2300 WMIC.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1172 wrote to memory of 3292 1172 java.exe 83 PID 1172 wrote to memory of 3292 1172 java.exe 83 PID 3292 wrote to memory of 1000 3292 java.exe 85 PID 3292 wrote to memory of 1000 3292 java.exe 85 PID 3292 wrote to memory of 4152 3292 java.exe 86 PID 3292 wrote to memory of 4152 3292 java.exe 86 PID 1000 wrote to memory of 2976 1000 cmd.exe 89 PID 1000 wrote to memory of 2976 1000 cmd.exe 89 PID 4152 wrote to memory of 2560 4152 java.exe 90 PID 4152 wrote to memory of 2560 4152 java.exe 90 PID 2560 wrote to memory of 924 2560 cmd.exe 92 PID 2560 wrote to memory of 924 2560 cmd.exe 92 PID 4152 wrote to memory of 4780 4152 java.exe 94 PID 4152 wrote to memory of 4780 4152 java.exe 94 PID 4780 wrote to memory of 2300 4780 cmd.exe 96 PID 4780 wrote to memory of 2300 4780 cmd.exe 96 PID 4152 wrote to memory of 4288 4152 java.exe 97 PID 4152 wrote to memory of 4288 4152 java.exe 97 PID 4288 wrote to memory of 4264 4288 cmd.exe 99 PID 4288 wrote to memory of 4264 4288 cmd.exe 99 PID 4152 wrote to memory of 220 4152 java.exe 100 PID 4152 wrote to memory of 220 4152 java.exe 100 PID 220 wrote to memory of 3392 220 cmd.exe 102 PID 220 wrote to memory of 3392 220 cmd.exe 102 -
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
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\091291932.jar1⤵
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\091291932.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3292 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\091291932.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:1000 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\091291932.jar"4⤵
- Scheduled Task/Job: Scheduled Task
PID:2976
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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\091291932.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4152 -
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:2560 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:924
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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:4780 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2300
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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:4288 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:4264
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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:220 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:3392
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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
MD5d621b39341db61a2289589f1596fe50e
SHA1b291597b86dc9784f689ced0886e2e3380dfcb94
SHA25670d9c088955c662711382088ed02188af80f4e0097f799feb41b732c2b6116fe
SHA5125c5084505e32f18975d32f52953d1c441e9787873f3edf7b6eb570420003429356e2d24edae435d595f8089b5d86eacde349cdd80f5f9d07eec5bb41c66e2cc6
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Filesize
129KB
MD5cfe647211a65b5140028dc1bf20dfa84
SHA1dbdf45b544bbf75678ab4049267ad8a8930b634c
SHA25607392a03676ebaf54187f47b8eff0208ec5e24444dcd982c8c8ec5da829b8ad7
SHA5129dca9bb6dcaf1c10008fe46d5bdf7d0d921c2dceb738b514fa5ccbbf2a8f7cb3268a0304e969e63d1e059ae191e6e68021054a62b59a57719e58f6489e60f972
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3756129449-3121373848-4276368241-1000\83aa4cc77f591dfc2374580bbd95f6ba_a63d6fdc-08cb-4232-ab51-76cafdcb4d96
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