Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
07/06/2024, 08:12
Static task
static1
Behavioral task
behavioral1
Sample
0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar
Resource
win10v2004-20240426-en
General
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Target
0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar
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Size
452KB
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MD5
b07c339834a5d170e4d53d5047450a8d
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SHA1
de8e5013ce628b4d1d14e3f4b665ffbda1faea82
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SHA256
0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb
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SHA512
c455b22807f9d592db3d36ffdf808242df7c87537bdcee8516cd22196bc688b728ec827a56a8c05d072c20482819257c0d749d09a7a2e1aa67ba168bc499c5f9
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SSDEEP
12288:iU9rum+uhMaH/Ml0nZQZGrotf0wXfMhmQd3jEdkR:num+uaaf0YKKotfxXfMhmQdzWI
Malware Config
Signatures
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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\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar java.exe -
Loads dropped DLL 1 IoCs
pid Process 4576 java.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 2356 icacls.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.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 -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1652 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1100 WMIC.exe Token: SeSecurityPrivilege 1100 WMIC.exe Token: SeTakeOwnershipPrivilege 1100 WMIC.exe Token: SeLoadDriverPrivilege 1100 WMIC.exe Token: SeSystemProfilePrivilege 1100 WMIC.exe Token: SeSystemtimePrivilege 1100 WMIC.exe Token: SeProfSingleProcessPrivilege 1100 WMIC.exe Token: SeIncBasePriorityPrivilege 1100 WMIC.exe Token: SeCreatePagefilePrivilege 1100 WMIC.exe Token: SeBackupPrivilege 1100 WMIC.exe Token: SeRestorePrivilege 1100 WMIC.exe Token: SeShutdownPrivilege 1100 WMIC.exe Token: SeDebugPrivilege 1100 WMIC.exe Token: SeSystemEnvironmentPrivilege 1100 WMIC.exe Token: SeRemoteShutdownPrivilege 1100 WMIC.exe Token: SeUndockPrivilege 1100 WMIC.exe Token: SeManageVolumePrivilege 1100 WMIC.exe Token: 33 1100 WMIC.exe Token: 34 1100 WMIC.exe Token: 35 1100 WMIC.exe Token: 36 1100 WMIC.exe Token: SeIncreaseQuotaPrivilege 1100 WMIC.exe Token: SeSecurityPrivilege 1100 WMIC.exe Token: SeTakeOwnershipPrivilege 1100 WMIC.exe Token: SeLoadDriverPrivilege 1100 WMIC.exe Token: SeSystemProfilePrivilege 1100 WMIC.exe Token: SeSystemtimePrivilege 1100 WMIC.exe Token: SeProfSingleProcessPrivilege 1100 WMIC.exe Token: SeIncBasePriorityPrivilege 1100 WMIC.exe Token: SeCreatePagefilePrivilege 1100 WMIC.exe Token: SeBackupPrivilege 1100 WMIC.exe Token: SeRestorePrivilege 1100 WMIC.exe Token: SeShutdownPrivilege 1100 WMIC.exe Token: SeDebugPrivilege 1100 WMIC.exe Token: SeSystemEnvironmentPrivilege 1100 WMIC.exe Token: SeRemoteShutdownPrivilege 1100 WMIC.exe Token: SeUndockPrivilege 1100 WMIC.exe Token: SeManageVolumePrivilege 1100 WMIC.exe Token: 33 1100 WMIC.exe Token: 34 1100 WMIC.exe Token: 35 1100 WMIC.exe Token: 36 1100 WMIC.exe Token: SeIncreaseQuotaPrivilege 4972 WMIC.exe Token: SeSecurityPrivilege 4972 WMIC.exe Token: SeTakeOwnershipPrivilege 4972 WMIC.exe Token: SeLoadDriverPrivilege 4972 WMIC.exe Token: SeSystemProfilePrivilege 4972 WMIC.exe Token: SeSystemtimePrivilege 4972 WMIC.exe Token: SeProfSingleProcessPrivilege 4972 WMIC.exe Token: SeIncBasePriorityPrivilege 4972 WMIC.exe Token: SeCreatePagefilePrivilege 4972 WMIC.exe Token: SeBackupPrivilege 4972 WMIC.exe Token: SeRestorePrivilege 4972 WMIC.exe Token: SeShutdownPrivilege 4972 WMIC.exe Token: SeDebugPrivilege 4972 WMIC.exe Token: SeSystemEnvironmentPrivilege 4972 WMIC.exe Token: SeRemoteShutdownPrivilege 4972 WMIC.exe Token: SeUndockPrivilege 4972 WMIC.exe Token: SeManageVolumePrivilege 4972 WMIC.exe Token: 33 4972 WMIC.exe Token: 34 4972 WMIC.exe Token: 35 4972 WMIC.exe Token: 36 4972 WMIC.exe Token: SeIncreaseQuotaPrivilege 4972 WMIC.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 3964 wrote to memory of 2356 3964 java.exe 83 PID 3964 wrote to memory of 2356 3964 java.exe 83 PID 3964 wrote to memory of 3096 3964 java.exe 92 PID 3964 wrote to memory of 3096 3964 java.exe 92 PID 3096 wrote to memory of 4596 3096 java.exe 95 PID 3096 wrote to memory of 4596 3096 java.exe 95 PID 3096 wrote to memory of 4576 3096 java.exe 96 PID 3096 wrote to memory of 4576 3096 java.exe 96 PID 4596 wrote to memory of 1652 4596 cmd.exe 99 PID 4596 wrote to memory of 1652 4596 cmd.exe 99 PID 4576 wrote to memory of 412 4576 java.exe 100 PID 4576 wrote to memory of 412 4576 java.exe 100 PID 412 wrote to memory of 1100 412 cmd.exe 102 PID 412 wrote to memory of 1100 412 cmd.exe 102 PID 4576 wrote to memory of 3192 4576 java.exe 103 PID 4576 wrote to memory of 3192 4576 java.exe 103 PID 3192 wrote to memory of 4972 3192 cmd.exe 105 PID 3192 wrote to memory of 4972 3192 cmd.exe 105 PID 4576 wrote to memory of 1216 4576 java.exe 106 PID 4576 wrote to memory of 1216 4576 java.exe 106 PID 1216 wrote to memory of 4584 1216 cmd.exe 108 PID 1216 wrote to memory of 4584 1216 cmd.exe 108 PID 4576 wrote to memory of 344 4576 java.exe 109 PID 4576 wrote to memory of 344 4576 java.exe 109 PID 344 wrote to memory of 804 344 cmd.exe 111 PID 344 wrote to memory of 804 344 cmd.exe 111 -
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\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar1⤵
- Suspicious use of WriteProcessMemory
PID:3964 -
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:2356
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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\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3096 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:4596 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar"4⤵
- Creates scheduled task(s)
PID:1652
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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\0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4576 -
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:412 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1100
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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:3192 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4972
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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:1216 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:4584
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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:344 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:804
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD5f9e484ff2bc797abc05561b148b55f0c
SHA1717d1439ab178f6b74e643477f150cd67878056b
SHA25631d23c644f5bb7398eaa99ce875a0f12cb99874d4a4ae8cdf1f774fa570b90bf
SHA512fd21dea49e893e73abb573150fd62865faeef960af9e693b883f3b3378d2a6bccb43cbaca32264557dd844877ee261def04954c486c61df203315f7ae1c7b51a
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Filesize
46B
MD54db92ccee31625b5d4e2de94c8f960a7
SHA11a9c187bf82872745bee8100eae362ac70b02517
SHA256b30c547c94d38c6fb19b0a408f56dc045035d13ceb7b67e10dca20f35c87fe31
SHA512d796bbb5d2d76bf0a376a2d73a5b8e14f755b78c2443c41e373a543084f6407a6b8de44cba1edd1fa91edc5910115e9620a13ff6d8753b25d9ec5a9a081dd91c
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Filesize
452KB
MD5b07c339834a5d170e4d53d5047450a8d
SHA1de8e5013ce628b4d1d14e3f4b665ffbda1faea82
SHA2560285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb
SHA512c455b22807f9d592db3d36ffdf808242df7c87537bdcee8516cd22196bc688b728ec827a56a8c05d072c20482819257c0d749d09a7a2e1aa67ba168bc499c5f9
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4018855536-2201274732-320770143-1000\83aa4cc77f591dfc2374580bbd95f6ba_4d0966de-9ba4-4ee9-b282-eaf9cf9c9160
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