Analysis
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max time kernel
146s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09-06-2024 04:19
Static task
static1
Behavioral task
behavioral1
Sample
0285e2e492a0054ea00d3790884448a8bf2ba890de6496ecaa9fa22af97100eb.jar
Resource
win7-20240221-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 1472 java.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 2224 icacls.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\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 4564 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3920 WMIC.exe Token: SeSecurityPrivilege 3920 WMIC.exe Token: SeTakeOwnershipPrivilege 3920 WMIC.exe Token: SeLoadDriverPrivilege 3920 WMIC.exe Token: SeSystemProfilePrivilege 3920 WMIC.exe Token: SeSystemtimePrivilege 3920 WMIC.exe Token: SeProfSingleProcessPrivilege 3920 WMIC.exe Token: SeIncBasePriorityPrivilege 3920 WMIC.exe Token: SeCreatePagefilePrivilege 3920 WMIC.exe Token: SeBackupPrivilege 3920 WMIC.exe Token: SeRestorePrivilege 3920 WMIC.exe Token: SeShutdownPrivilege 3920 WMIC.exe Token: SeDebugPrivilege 3920 WMIC.exe Token: SeSystemEnvironmentPrivilege 3920 WMIC.exe Token: SeRemoteShutdownPrivilege 3920 WMIC.exe Token: SeUndockPrivilege 3920 WMIC.exe Token: SeManageVolumePrivilege 3920 WMIC.exe Token: 33 3920 WMIC.exe Token: 34 3920 WMIC.exe Token: 35 3920 WMIC.exe Token: 36 3920 WMIC.exe Token: SeIncreaseQuotaPrivilege 3920 WMIC.exe Token: SeSecurityPrivilege 3920 WMIC.exe Token: SeTakeOwnershipPrivilege 3920 WMIC.exe Token: SeLoadDriverPrivilege 3920 WMIC.exe Token: SeSystemProfilePrivilege 3920 WMIC.exe Token: SeSystemtimePrivilege 3920 WMIC.exe Token: SeProfSingleProcessPrivilege 3920 WMIC.exe Token: SeIncBasePriorityPrivilege 3920 WMIC.exe Token: SeCreatePagefilePrivilege 3920 WMIC.exe Token: SeBackupPrivilege 3920 WMIC.exe Token: SeRestorePrivilege 3920 WMIC.exe Token: SeShutdownPrivilege 3920 WMIC.exe Token: SeDebugPrivilege 3920 WMIC.exe Token: SeSystemEnvironmentPrivilege 3920 WMIC.exe Token: SeRemoteShutdownPrivilege 3920 WMIC.exe Token: SeUndockPrivilege 3920 WMIC.exe Token: SeManageVolumePrivilege 3920 WMIC.exe Token: 33 3920 WMIC.exe Token: 34 3920 WMIC.exe Token: 35 3920 WMIC.exe Token: 36 3920 WMIC.exe Token: SeIncreaseQuotaPrivilege 1692 WMIC.exe Token: SeSecurityPrivilege 1692 WMIC.exe Token: SeTakeOwnershipPrivilege 1692 WMIC.exe Token: SeLoadDriverPrivilege 1692 WMIC.exe Token: SeSystemProfilePrivilege 1692 WMIC.exe Token: SeSystemtimePrivilege 1692 WMIC.exe Token: SeProfSingleProcessPrivilege 1692 WMIC.exe Token: SeIncBasePriorityPrivilege 1692 WMIC.exe Token: SeCreatePagefilePrivilege 1692 WMIC.exe Token: SeBackupPrivilege 1692 WMIC.exe Token: SeRestorePrivilege 1692 WMIC.exe Token: SeShutdownPrivilege 1692 WMIC.exe Token: SeDebugPrivilege 1692 WMIC.exe Token: SeSystemEnvironmentPrivilege 1692 WMIC.exe Token: SeRemoteShutdownPrivilege 1692 WMIC.exe Token: SeUndockPrivilege 1692 WMIC.exe Token: SeManageVolumePrivilege 1692 WMIC.exe Token: 33 1692 WMIC.exe Token: 34 1692 WMIC.exe Token: 35 1692 WMIC.exe Token: 36 1692 WMIC.exe Token: SeIncreaseQuotaPrivilege 1692 WMIC.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4464 wrote to memory of 2224 4464 java.exe 84 PID 4464 wrote to memory of 2224 4464 java.exe 84 PID 4464 wrote to memory of 2232 4464 java.exe 91 PID 4464 wrote to memory of 2232 4464 java.exe 91 PID 2232 wrote to memory of 2788 2232 java.exe 93 PID 2232 wrote to memory of 2788 2232 java.exe 93 PID 2232 wrote to memory of 1472 2232 java.exe 95 PID 2232 wrote to memory of 1472 2232 java.exe 95 PID 2788 wrote to memory of 4564 2788 cmd.exe 97 PID 2788 wrote to memory of 4564 2788 cmd.exe 97 PID 1472 wrote to memory of 2304 1472 java.exe 99 PID 1472 wrote to memory of 2304 1472 java.exe 99 PID 2304 wrote to memory of 3920 2304 cmd.exe 101 PID 2304 wrote to memory of 3920 2304 cmd.exe 101 PID 1472 wrote to memory of 2572 1472 java.exe 102 PID 1472 wrote to memory of 2572 1472 java.exe 102 PID 2572 wrote to memory of 1692 2572 cmd.exe 104 PID 2572 wrote to memory of 1692 2572 cmd.exe 104 PID 1472 wrote to memory of 3148 1472 java.exe 105 PID 1472 wrote to memory of 3148 1472 java.exe 105 PID 3148 wrote to memory of 2408 3148 cmd.exe 107 PID 3148 wrote to memory of 2408 3148 cmd.exe 107 PID 1472 wrote to memory of 2756 1472 java.exe 108 PID 1472 wrote to memory of 2756 1472 java.exe 108 PID 2756 wrote to memory of 1688 2756 cmd.exe 110 PID 2756 wrote to memory of 1688 2756 cmd.exe 110 -
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:4464 -
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:2224
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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:2232 -
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:2788 -
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:4564
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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:1472 -
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:2304 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:3920
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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:2572 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1692
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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:3148 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:2408
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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:2756 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:1688
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD59835d7f3624e09225f556111e74f14d1
SHA10c09b8e4b5b7659a3b819147e5d361dcaf23ee72
SHA256c4c0c847e62f577a9705de3524c95afe43ca0149a142f8824385a6a9e6d87bc9
SHA512a4f97f953227c4e91de1c283845a0c390de5423791670543d30855c4c03de8ed2a54b55f173d42cee10f38c1430633574c616f6455e2b97351eaba25def80f1e
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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-1-5-21-3906287020-2915474608-1755617787-1000\83aa4cc77f591dfc2374580bbd95f6ba_215f2dba-ef84-4dd1-b127-5f514a0c233b
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