Analysis
- max time kernel
148s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
07/06/2024, 02:50
Static task
static1
Behavioral task
behavioral1
Sample
de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar
Resource
win7-20240220-en
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar
Resource
win10v2004-20240226-en
10 signatures
150 seconds
General
- Target de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar
- Size 452KB
- Sample240607-dbtbbsge31
- SHA256 de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28
- MD5 84be8a1b68d7a353710700029fd8349b
- SHA1 36663d658ae5a108124c505fb47adb59a09f6733
- SHA512 0ffcc35d03e5c4a0314c8d7cc6e707e1ea3cc078f2beeaffa5a89ef56f47e8755932302105ad87b73a7859c38056369f0eda0a3a8ca195ebe647f6ba608f359a
- SSDEEP 12288:uUpr2+6KZAuH/MlEntQRGrohbMYLLMhuQ1vnotaS:L2+6KSuf4omKohbVLLMhuQ1vGD
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar java.exe - Loads dropped DLL 1 IoCs
pid Process 540 java.exe - Modifies file permissions 1 TTPs 1 IoCs
pid Process 4784 icacls.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.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 36 ip-api.com - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2680 schtasks.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4156 WMIC.exe Token: SeSecurityPrivilege 4156 WMIC.exe Token: SeTakeOwnershipPrivilege 4156 WMIC.exe Token: SeLoadDriverPrivilege 4156 WMIC.exe Token: SeSystemProfilePrivilege 4156 WMIC.exe Token: SeSystemtimePrivilege 4156 WMIC.exe Token: SeProfSingleProcessPrivilege 4156 WMIC.exe Token: SeIncBasePriorityPrivilege 4156 WMIC.exe Token: SeCreatePagefilePrivilege 4156 WMIC.exe Token: SeBackupPrivilege 4156 WMIC.exe Token: SeRestorePrivilege 4156 WMIC.exe Token: SeShutdownPrivilege 4156 WMIC.exe Token: SeDebugPrivilege 4156 WMIC.exe Token: SeSystemEnvironmentPrivilege 4156 WMIC.exe Token: SeRemoteShutdownPrivilege 4156 WMIC.exe Token: SeUndockPrivilege 4156 WMIC.exe Token: SeManageVolumePrivilege 4156 WMIC.exe Token: 33 4156 WMIC.exe Token: 34 4156 WMIC.exe Token: 35 4156 WMIC.exe Token: 36 4156 WMIC.exe Token: SeIncreaseQuotaPrivilege 4156 WMIC.exe Token: SeSecurityPrivilege 4156 WMIC.exe Token: SeTakeOwnershipPrivilege 4156 WMIC.exe Token: SeLoadDriverPrivilege 4156 WMIC.exe Token: SeSystemProfilePrivilege 4156 WMIC.exe Token: SeSystemtimePrivilege 4156 WMIC.exe Token: SeProfSingleProcessPrivilege 4156 WMIC.exe Token: SeIncBasePriorityPrivilege 4156 WMIC.exe Token: SeCreatePagefilePrivilege 4156 WMIC.exe Token: SeBackupPrivilege 4156 WMIC.exe Token: SeRestorePrivilege 4156 WMIC.exe Token: SeShutdownPrivilege 4156 WMIC.exe Token: SeDebugPrivilege 4156 WMIC.exe Token: SeSystemEnvironmentPrivilege 4156 WMIC.exe Token: SeRemoteShutdownPrivilege 4156 WMIC.exe Token: SeUndockPrivilege 4156 WMIC.exe Token: SeManageVolumePrivilege 4156 WMIC.exe Token: 33 4156 WMIC.exe Token: 34 4156 WMIC.exe Token: 35 4156 WMIC.exe Token: 36 4156 WMIC.exe Token: SeIncreaseQuotaPrivilege 1328 WMIC.exe Token: SeSecurityPrivilege 1328 WMIC.exe Token: SeTakeOwnershipPrivilege 1328 WMIC.exe Token: SeLoadDriverPrivilege 1328 WMIC.exe Token: SeSystemProfilePrivilege 1328 WMIC.exe Token: SeSystemtimePrivilege 1328 WMIC.exe Token: SeProfSingleProcessPrivilege 1328 WMIC.exe Token: SeIncBasePriorityPrivilege 1328 WMIC.exe Token: SeCreatePagefilePrivilege 1328 WMIC.exe Token: SeBackupPrivilege 1328 WMIC.exe Token: SeRestorePrivilege 1328 WMIC.exe Token: SeShutdownPrivilege 1328 WMIC.exe Token: SeDebugPrivilege 1328 WMIC.exe Token: SeSystemEnvironmentPrivilege 1328 WMIC.exe Token: SeRemoteShutdownPrivilege 1328 WMIC.exe Token: SeUndockPrivilege 1328 WMIC.exe Token: SeManageVolumePrivilege 1328 WMIC.exe Token: 33 1328 WMIC.exe Token: 34 1328 WMIC.exe Token: 35 1328 WMIC.exe Token: 36 1328 WMIC.exe Token: SeIncreaseQuotaPrivilege 1328 WMIC.exe - Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4060 wrote to memory of 4784 4060 java.exe 92 PID 4060 wrote to memory of 4784 4060 java.exe 92 PID 4060 wrote to memory of 1932 4060 java.exe 98 PID 4060 wrote to memory of 1932 4060 java.exe 98 PID 1932 wrote to memory of 780 1932 java.exe 101 PID 1932 wrote to memory of 780 1932 java.exe 101 PID 1932 wrote to memory of 540 1932 java.exe 102 PID 1932 wrote to memory of 540 1932 java.exe 102 PID 780 wrote to memory of 2680 780 cmd.exe 105 PID 780 wrote to memory of 2680 780 cmd.exe 105 PID 540 wrote to memory of 1236 540 java.exe 108 PID 540 wrote to memory of 1236 540 java.exe 108 PID 1236 wrote to memory of 4156 1236 cmd.exe 110 PID 1236 wrote to memory of 4156 1236 cmd.exe 110 PID 540 wrote to memory of 1548 540 java.exe 111 PID 540 wrote to memory of 1548 540 java.exe 111 PID 1548 wrote to memory of 1328 1548 cmd.exe 113 PID 1548 wrote to memory of 1328 1548 cmd.exe 113 PID 540 wrote to memory of 224 540 java.exe 114 PID 540 wrote to memory of 224 540 java.exe 114 PID 224 wrote to memory of 1768 224 cmd.exe 116 PID 224 wrote to memory of 1768 224 cmd.exe 116 PID 540 wrote to memory of 3484 540 java.exe 117 PID 540 wrote to memory of 3484 540 java.exe 117 PID 3484 wrote to memory of 3668 3484 cmd.exe 119 PID 3484 wrote to memory of 3668 3484 cmd.exe 119 - 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\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar1⤵
- Suspicious use of WriteProcessMemory
PID:4060 -
C:\Windows\system32\icacls.exeC:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M2⤵
- Modifies file permissions
PID:4784
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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\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1932 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar"4⤵
- Creates scheduled task(s)
PID:2680
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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\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:540 -
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:1236 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4156
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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:1548 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1328
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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:224 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:1768
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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:3484 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:3668
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1344 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:81⤵PID:2392
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
- Size 46B
- SHA256 b9554de201bc559ff78f791eeea2fbefb89a502be219ae23c1c167077b0cd865
- MD5 7a007057bd84fb5416476886409fbbe0
- SHA1 fef8d25db86f5c9a1cb6e8376ec840aad66024b4
- SHA512 19f9ae89e866ab41a2db0d19f80d578fd233488fb5ed4fc5ab971c99def36683f2181184c315808e324fe8794a9d218f8c68766ef659bc04595685c7db05e72d
- MD5 SHA1 SHA512
- Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
- Size 46B
- SHA256 7cfde072b891d2ac761e260c5ce4645c28db09cf116f229a9bba99f943596682
- MD5 ff7f34a5499c0b497b743d37a44a6d65
- SHA1 b2030a6b92f1d8f1f9c50fa9ae43090ec9093e58
- SHA512 2688848c8dd7bdd2cc5072adeab5544abc3444a447a8fff738846051684016d2b127cddc20387886edb56bcb4bcb4cee7f9829d1668eab36631a177b4b95683a
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna3809530178239694268.dll
- Size 241KB
- SHA256 a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
- MD5 e02979ecd43bcc9061eb2b494ab5af50
- SHA1 3122ac0e751660f646c73b10c4f79685aa65c545
- SHA512 1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
- SSDEEP 6144:YW2uuBVCg2ZF0xk5udHB7EkAgEEz2Lh2LDh+MDWHNaL7yyubjmiy9NBW:YW2uAC9sVEZL0vdnz
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3808065738-1666277613-1125846146-1000\83aa4cc77f591dfc2374580bbd95f6ba_2397ee06-28fe-4eaa-8777-f7014368c353
- Size 45B
- SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
- MD5 c8366ae350e7019aefc9d1e6e6a498c6
- SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
- SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
- MD5 SHA1 SHA512
- Path C:\Users\Admin\de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28.jar
- Size 452KB
- SHA256 de9c4c756623a2893c8ea5a8918ab8796ebe248bc956aba788ba7e84ed420a28
- MD5 84be8a1b68d7a353710700029fd8349b
- SHA1 36663d658ae5a108124c505fb47adb59a09f6733
- SHA512 0ffcc35d03e5c4a0314c8d7cc6e707e1ea3cc078f2beeaffa5a89ef56f47e8755932302105ad87b73a7859c38056369f0eda0a3a8ca195ebe647f6ba608f359a
- SSDEEP 12288:uUpr2+6KZAuH/MlEntQRGrohbMYLLMhuQ1vnotaS:L2+6KSuf4omKohbVLLMhuQ1vGD
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\lib\jna-5.5.0.jar
- Size 1.4MB
- SHA256 b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
- MD5 acfb5b5fd9ee10bf69497792fd469f85
- SHA1 0e0845217c4907822403912ad6828d8e0b256208
- SHA512 e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
- SSDEEP 24576:BggLnybolJdaW+864NkqCUer8N7sSFOaj5lWOEMIKk6idJRWPTgzq3bICEz2lFO:BTnybo9aW+L5qCUO0xsiMPZrJgPLLIO6
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\lib\jna-platform-5.5.0.jar
- Size 2.6MB
- SHA256 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
- MD5 2f4a99c2758e72ee2b59a73586a2322f
- SHA1 af38e7c4d0fc73c23ecd785443705bfdee5b90bf
- SHA512 b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
- SSDEEP 24576:DyciOooDbK7Yw1J75n4BP/NtK2ov3mhDR6:3iOLDOZJ75nwtK2ovWh8
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
- Size 4.1MB
- SHA256 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
- MD5 b33387e15ab150a7bf560abdc73c3bec
- SHA1 66b8075784131f578ef893fd7674273f709b9a4c
- SHA512 25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
- SSDEEP 98304:czJoX0izQbrabWo2MxgErRYxFOY8IsFWyTIiTIzMpca:cJoXHQKW9MxRr8wZZsikzMaa
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\lib\system-hook-3.5.jar
- Size 772KB
- SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
- MD5 e1aa38a1e78a76a6de73efae136cdb3a
- SHA1 c463da71871f780b2e2e5dba115d43953b537daf
- SHA512 fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d
- SSDEEP 24576:IhCFW8WXvOsWW9XGmvcVfkfTnzrLvadKPpv:IhCYWstW202t
- MD5 SHA1 SHA512 SSDEEP