Analysis
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max time kernel
146s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2024 11:27
Behavioral task
behavioral1
Sample
0x0009000000016ea441.jar
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0x0009000000016ea441.jar
Resource
win10v2004-20240802-en
General
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Target
0x0009000000016ea441.jar
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Size
92KB
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MD5
105a14c6fce083e80f49b30db88ec915
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SHA1
46187697a87562210e785917ce6ca16aeb4912b3
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SHA256
7e5adae008afee158168b1943fcc41157c7de63ab4792cc5eba8d1830edd6d65
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SHA512
2322eeeb100b644d53641ec3c1b0588579565636a2ea934924931f6f77b156b6d4e5925a2f36b0520e1f568d771860af53e9f3c39bb5238f7e7520389692c963
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SSDEEP
1536:gmC/f1AjIP1h9QB1+j6kc9lnGSmPsEkb0+pLyejZTpTZhe9JqHGvmvxXpCHrIr6:vCqjIP1fQOjsGvPhkg+9ye1T09JjvbLF
Malware Config
Extracted
strrat
93.185.156.124:1912
127.0.0.1:1912
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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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Drops startup file 1 IoCs
Processes:
java.exedescription ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\0x0009000000016ea441.jar java.exe -
Loads dropped DLL 2 IoCs
Processes:
java.exejava.exepid Process 2096 java.exe 4000 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0x0009000000016ea441 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\0x0009000000016ea441.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0x0009000000016ea441 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\0x0009000000016ea441.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.
Processes:
flow ioc 35 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.
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exeWMIC.exedescription pid Process Token: SeIncreaseQuotaPrivilege 1752 WMIC.exe Token: SeSecurityPrivilege 1752 WMIC.exe Token: SeTakeOwnershipPrivilege 1752 WMIC.exe Token: SeLoadDriverPrivilege 1752 WMIC.exe Token: SeSystemProfilePrivilege 1752 WMIC.exe Token: SeSystemtimePrivilege 1752 WMIC.exe Token: SeProfSingleProcessPrivilege 1752 WMIC.exe Token: SeIncBasePriorityPrivilege 1752 WMIC.exe Token: SeCreatePagefilePrivilege 1752 WMIC.exe Token: SeBackupPrivilege 1752 WMIC.exe Token: SeRestorePrivilege 1752 WMIC.exe Token: SeShutdownPrivilege 1752 WMIC.exe Token: SeDebugPrivilege 1752 WMIC.exe Token: SeSystemEnvironmentPrivilege 1752 WMIC.exe Token: SeRemoteShutdownPrivilege 1752 WMIC.exe Token: SeUndockPrivilege 1752 WMIC.exe Token: SeManageVolumePrivilege 1752 WMIC.exe Token: 33 1752 WMIC.exe Token: 34 1752 WMIC.exe Token: 35 1752 WMIC.exe Token: 36 1752 WMIC.exe Token: SeIncreaseQuotaPrivilege 1752 WMIC.exe Token: SeSecurityPrivilege 1752 WMIC.exe Token: SeTakeOwnershipPrivilege 1752 WMIC.exe Token: SeLoadDriverPrivilege 1752 WMIC.exe Token: SeSystemProfilePrivilege 1752 WMIC.exe Token: SeSystemtimePrivilege 1752 WMIC.exe Token: SeProfSingleProcessPrivilege 1752 WMIC.exe Token: SeIncBasePriorityPrivilege 1752 WMIC.exe Token: SeCreatePagefilePrivilege 1752 WMIC.exe Token: SeBackupPrivilege 1752 WMIC.exe Token: SeRestorePrivilege 1752 WMIC.exe Token: SeShutdownPrivilege 1752 WMIC.exe Token: SeDebugPrivilege 1752 WMIC.exe Token: SeSystemEnvironmentPrivilege 1752 WMIC.exe Token: SeRemoteShutdownPrivilege 1752 WMIC.exe Token: SeUndockPrivilege 1752 WMIC.exe Token: SeManageVolumePrivilege 1752 WMIC.exe Token: 33 1752 WMIC.exe Token: 34 1752 WMIC.exe Token: 35 1752 WMIC.exe Token: 36 1752 WMIC.exe Token: SeIncreaseQuotaPrivilege 1248 WMIC.exe Token: SeSecurityPrivilege 1248 WMIC.exe Token: SeTakeOwnershipPrivilege 1248 WMIC.exe Token: SeLoadDriverPrivilege 1248 WMIC.exe Token: SeSystemProfilePrivilege 1248 WMIC.exe Token: SeSystemtimePrivilege 1248 WMIC.exe Token: SeProfSingleProcessPrivilege 1248 WMIC.exe Token: SeIncBasePriorityPrivilege 1248 WMIC.exe Token: SeCreatePagefilePrivilege 1248 WMIC.exe Token: SeBackupPrivilege 1248 WMIC.exe Token: SeRestorePrivilege 1248 WMIC.exe Token: SeShutdownPrivilege 1248 WMIC.exe Token: SeDebugPrivilege 1248 WMIC.exe Token: SeSystemEnvironmentPrivilege 1248 WMIC.exe Token: SeRemoteShutdownPrivilege 1248 WMIC.exe Token: SeUndockPrivilege 1248 WMIC.exe Token: SeManageVolumePrivilege 1248 WMIC.exe Token: 33 1248 WMIC.exe Token: 34 1248 WMIC.exe Token: 35 1248 WMIC.exe Token: 36 1248 WMIC.exe Token: SeIncreaseQuotaPrivilege 1248 WMIC.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
java.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid Process procid_target PID 4412 wrote to memory of 2096 4412 java.exe 83 PID 4412 wrote to memory of 2096 4412 java.exe 83 PID 2096 wrote to memory of 3760 2096 java.exe 85 PID 2096 wrote to memory of 3760 2096 java.exe 85 PID 2096 wrote to memory of 4000 2096 java.exe 86 PID 2096 wrote to memory of 4000 2096 java.exe 86 PID 3760 wrote to memory of 2024 3760 cmd.exe 89 PID 3760 wrote to memory of 2024 3760 cmd.exe 89 PID 4000 wrote to memory of 2752 4000 java.exe 94 PID 4000 wrote to memory of 2752 4000 java.exe 94 PID 2752 wrote to memory of 1752 2752 cmd.exe 96 PID 2752 wrote to memory of 1752 2752 cmd.exe 96 PID 4000 wrote to memory of 4112 4000 java.exe 97 PID 4000 wrote to memory of 4112 4000 java.exe 97 PID 4112 wrote to memory of 1248 4112 cmd.exe 99 PID 4112 wrote to memory of 1248 4112 cmd.exe 99 PID 4000 wrote to memory of 1772 4000 java.exe 100 PID 4000 wrote to memory of 1772 4000 java.exe 100 PID 1772 wrote to memory of 948 1772 cmd.exe 102 PID 1772 wrote to memory of 948 1772 cmd.exe 102 PID 4000 wrote to memory of 5072 4000 java.exe 103 PID 4000 wrote to memory of 5072 4000 java.exe 103 PID 5072 wrote to memory of 3660 5072 cmd.exe 105 PID 5072 wrote to memory of 3660 5072 cmd.exe 105 -
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\0x0009000000016ea441.jar1⤵
- Suspicious use of WriteProcessMemory
PID:4412 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\0x0009000000016ea441.jar"2⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2096 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\0x0009000000016ea441.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:3760 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\0x0009000000016ea441.jar"4⤵
- Scheduled Task/Job: Scheduled Task
PID:2024
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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\0x0009000000016ea441.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4000 -
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:2752 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1752
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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:4112 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1248
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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:1772 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:948
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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:5072 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:3660
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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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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
46B
MD5eee376c30199deff2c081c022ecd1a64
SHA1a977a296a438a623ac3b17b22e475638f899baaf
SHA256784c1f0e6eb487aee9db4e0f919e88233af5b6565b7f69690ddb5d5e8fd9f071
SHA5127d5e7a6c30f72405501a238e501df194366511bc8f0e3ccd335133d497f194334c06483c133b70ef52997abe3e39bc0802f9ebea615884381abc9d89c1d0df67
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Filesize
92KB
MD5105a14c6fce083e80f49b30db88ec915
SHA146187697a87562210e785917ce6ca16aeb4912b3
SHA2567e5adae008afee158168b1943fcc41157c7de63ab4792cc5eba8d1830edd6d65
SHA5122322eeeb100b644d53641ec3c1b0588579565636a2ea934924931f6f77b156b6d4e5925a2f36b0520e1f568d771860af53e9f3c39bb5238f7e7520389692c963
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1194130065-3471212556-1656947724-1000\83aa4cc77f591dfc2374580bbd95f6ba_a53bb4ca-6113-48bb-9609-441860fdd0d7
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