Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
03-06-2024 14:14
Static task
static1
Behavioral task
behavioral1
Sample
0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar
Resource
win10v2004-20240426-en
General
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Target
0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar
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Size
481KB
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MD5
2820aab595357470035ace68dcb120ca
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SHA1
3954643aaa5dde5ee8079728905843cd175e9e84
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SHA256
0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606
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SHA512
b57d9025095815761dc267f0731e55fae41bea3becb134e1e5e9649f67ff5fb423ad0b36206a861b179b8053973188e1ebe39ad3076fed481811f1fd8a775ab6
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SSDEEP
12288:yVlmvKeQSPE8hj7oxFQRb5hzxCOJpk8FiWhKc9:yHmvlnnoMlckiWp
Malware Config
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\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar java.exe -
Loads dropped DLL 1 IoCs
Processes:
java.exepid Process 3844 java.exe -
Modifies file permissions 1 TTPs 1 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.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 26 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.
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exeWMIC.exedescription pid Process Token: SeIncreaseQuotaPrivilege 3576 WMIC.exe Token: SeSecurityPrivilege 3576 WMIC.exe Token: SeTakeOwnershipPrivilege 3576 WMIC.exe Token: SeLoadDriverPrivilege 3576 WMIC.exe Token: SeSystemProfilePrivilege 3576 WMIC.exe Token: SeSystemtimePrivilege 3576 WMIC.exe Token: SeProfSingleProcessPrivilege 3576 WMIC.exe Token: SeIncBasePriorityPrivilege 3576 WMIC.exe Token: SeCreatePagefilePrivilege 3576 WMIC.exe Token: SeBackupPrivilege 3576 WMIC.exe Token: SeRestorePrivilege 3576 WMIC.exe Token: SeShutdownPrivilege 3576 WMIC.exe Token: SeDebugPrivilege 3576 WMIC.exe Token: SeSystemEnvironmentPrivilege 3576 WMIC.exe Token: SeRemoteShutdownPrivilege 3576 WMIC.exe Token: SeUndockPrivilege 3576 WMIC.exe Token: SeManageVolumePrivilege 3576 WMIC.exe Token: 33 3576 WMIC.exe Token: 34 3576 WMIC.exe Token: 35 3576 WMIC.exe Token: 36 3576 WMIC.exe Token: SeIncreaseQuotaPrivilege 3576 WMIC.exe Token: SeSecurityPrivilege 3576 WMIC.exe Token: SeTakeOwnershipPrivilege 3576 WMIC.exe Token: SeLoadDriverPrivilege 3576 WMIC.exe Token: SeSystemProfilePrivilege 3576 WMIC.exe Token: SeSystemtimePrivilege 3576 WMIC.exe Token: SeProfSingleProcessPrivilege 3576 WMIC.exe Token: SeIncBasePriorityPrivilege 3576 WMIC.exe Token: SeCreatePagefilePrivilege 3576 WMIC.exe Token: SeBackupPrivilege 3576 WMIC.exe Token: SeRestorePrivilege 3576 WMIC.exe Token: SeShutdownPrivilege 3576 WMIC.exe Token: SeDebugPrivilege 3576 WMIC.exe Token: SeSystemEnvironmentPrivilege 3576 WMIC.exe Token: SeRemoteShutdownPrivilege 3576 WMIC.exe Token: SeUndockPrivilege 3576 WMIC.exe Token: SeManageVolumePrivilege 3576 WMIC.exe Token: 33 3576 WMIC.exe Token: 34 3576 WMIC.exe Token: 35 3576 WMIC.exe Token: 36 3576 WMIC.exe Token: SeIncreaseQuotaPrivilege 2144 WMIC.exe Token: SeSecurityPrivilege 2144 WMIC.exe Token: SeTakeOwnershipPrivilege 2144 WMIC.exe Token: SeLoadDriverPrivilege 2144 WMIC.exe Token: SeSystemProfilePrivilege 2144 WMIC.exe Token: SeSystemtimePrivilege 2144 WMIC.exe Token: SeProfSingleProcessPrivilege 2144 WMIC.exe Token: SeIncBasePriorityPrivilege 2144 WMIC.exe Token: SeCreatePagefilePrivilege 2144 WMIC.exe Token: SeBackupPrivilege 2144 WMIC.exe Token: SeRestorePrivilege 2144 WMIC.exe Token: SeShutdownPrivilege 2144 WMIC.exe Token: SeDebugPrivilege 2144 WMIC.exe Token: SeSystemEnvironmentPrivilege 2144 WMIC.exe Token: SeRemoteShutdownPrivilege 2144 WMIC.exe Token: SeUndockPrivilege 2144 WMIC.exe Token: SeManageVolumePrivilege 2144 WMIC.exe Token: 33 2144 WMIC.exe Token: 34 2144 WMIC.exe Token: 35 2144 WMIC.exe Token: 36 2144 WMIC.exe Token: SeIncreaseQuotaPrivilege 2144 WMIC.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
java.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid Process procid_target PID 4624 wrote to memory of 2840 4624 java.exe 83 PID 4624 wrote to memory of 2840 4624 java.exe 83 PID 4624 wrote to memory of 4704 4624 java.exe 91 PID 4624 wrote to memory of 4704 4624 java.exe 91 PID 4704 wrote to memory of 3800 4704 java.exe 94 PID 4704 wrote to memory of 3800 4704 java.exe 94 PID 4704 wrote to memory of 3844 4704 java.exe 95 PID 4704 wrote to memory of 3844 4704 java.exe 95 PID 3800 wrote to memory of 4024 3800 cmd.exe 98 PID 3800 wrote to memory of 4024 3800 cmd.exe 98 PID 3844 wrote to memory of 4656 3844 java.exe 99 PID 3844 wrote to memory of 4656 3844 java.exe 99 PID 4656 wrote to memory of 3576 4656 cmd.exe 101 PID 4656 wrote to memory of 3576 4656 cmd.exe 101 PID 3844 wrote to memory of 1756 3844 java.exe 102 PID 3844 wrote to memory of 1756 3844 java.exe 102 PID 1756 wrote to memory of 2144 1756 cmd.exe 104 PID 1756 wrote to memory of 2144 1756 cmd.exe 104 PID 3844 wrote to memory of 3240 3844 java.exe 105 PID 3844 wrote to memory of 3240 3844 java.exe 105 PID 3240 wrote to memory of 4668 3240 cmd.exe 107 PID 3240 wrote to memory of 4668 3240 cmd.exe 107 PID 3844 wrote to memory of 840 3844 java.exe 108 PID 3844 wrote to memory of 840 3844 java.exe 108 PID 840 wrote to memory of 4864 840 cmd.exe 110 PID 840 wrote to memory of 4864 840 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\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar1⤵
- Suspicious use of WriteProcessMemory
PID:4624 -
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:2840
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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\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4704 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:3800 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar"4⤵
- Creates scheduled task(s)
PID:4024
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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\0f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3844 -
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:4656 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:3576
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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:1756 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2144
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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:3240 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:4668
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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:840 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:4864
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD594353308d0458224d93d627e00f580d4
SHA1efbaa8ae47a0d26c89c249efdfa51753b5779249
SHA25685c14d178b1de995a81c5a20e4e264850eeb26ff7b1f9400fd45502b1b2f6a80
SHA512562321fcaae76b5d39aa712eb73bb6f4259ed052d75b19b23d4acfc5d2ae47a94c520753fadbde23bd9e132653ead601c8825ca3817c2564c3977ef474b08f9c
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Filesize
46B
MD549a6f876615ffa67028db63c88bcf05b
SHA1bd5d7496c8fbefa29de6352bb2717d0591aac088
SHA25647dedfea0e17e610634f925675b7f2c4667a86703f9542d9e3729ac40d0eb7d5
SHA5124418e231b3cbb77f26b12fce45945efea68bfda215611dbec8c2b8416b4548b173aa0d9f3b2ade34c0a364b5c1f422884c00c8cd7cfe90b64f2b42c8da89f6d5
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Filesize
481KB
MD52820aab595357470035ace68dcb120ca
SHA13954643aaa5dde5ee8079728905843cd175e9e84
SHA2560f359450e399eff8b4b9ae323a4e7a6569426735f3824a13756972f1b10d2606
SHA512b57d9025095815761dc267f0731e55fae41bea3becb134e1e5e9649f67ff5fb423ad0b36206a861b179b8053973188e1ebe39ad3076fed481811f1fd8a775ab6
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1162180587-977231257-2194346871-1000\83aa4cc77f591dfc2374580bbd95f6ba_44d43ff8-91cd-4ca7-92c9-6495b4f546fa
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