Analysis
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max time kernel
145s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
31-05-2024 01:27
Static task
static1
Behavioral task
behavioral1
Sample
9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar
Resource
win10v2004-20240508-en
General
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Target
9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar
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Size
452KB
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MD5
b3cd6750e977a5855ee1e026b52404cd
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SHA1
4204168ebbd729f3758e82fb3b32c658c83edf16
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SHA256
9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621
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SHA512
a2c1e19111e48184dc7d4f3690f539780147a0acadb9378dc5fae51ecc429c15c0e4cc4ba18ac8e355b5fd96c7853fe6c3baaa38a483d99573f0833439a74806
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SSDEEP
12288:SUfrIkI0H+cH/MZwn7QvGroVpG2hLMhwQXZnuBit:5IkI0ecf8cmKoVphhLMhwQXJUq
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\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar java.exe -
Loads dropped DLL 1 IoCs
Processes:
java.exepid Process 4640 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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.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 -
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 4440 WMIC.exe Token: SeSecurityPrivilege 4440 WMIC.exe Token: SeTakeOwnershipPrivilege 4440 WMIC.exe Token: SeLoadDriverPrivilege 4440 WMIC.exe Token: SeSystemProfilePrivilege 4440 WMIC.exe Token: SeSystemtimePrivilege 4440 WMIC.exe Token: SeProfSingleProcessPrivilege 4440 WMIC.exe Token: SeIncBasePriorityPrivilege 4440 WMIC.exe Token: SeCreatePagefilePrivilege 4440 WMIC.exe Token: SeBackupPrivilege 4440 WMIC.exe Token: SeRestorePrivilege 4440 WMIC.exe Token: SeShutdownPrivilege 4440 WMIC.exe Token: SeDebugPrivilege 4440 WMIC.exe Token: SeSystemEnvironmentPrivilege 4440 WMIC.exe Token: SeRemoteShutdownPrivilege 4440 WMIC.exe Token: SeUndockPrivilege 4440 WMIC.exe Token: SeManageVolumePrivilege 4440 WMIC.exe Token: 33 4440 WMIC.exe Token: 34 4440 WMIC.exe Token: 35 4440 WMIC.exe Token: 36 4440 WMIC.exe Token: SeIncreaseQuotaPrivilege 4440 WMIC.exe Token: SeSecurityPrivilege 4440 WMIC.exe Token: SeTakeOwnershipPrivilege 4440 WMIC.exe Token: SeLoadDriverPrivilege 4440 WMIC.exe Token: SeSystemProfilePrivilege 4440 WMIC.exe Token: SeSystemtimePrivilege 4440 WMIC.exe Token: SeProfSingleProcessPrivilege 4440 WMIC.exe Token: SeIncBasePriorityPrivilege 4440 WMIC.exe Token: SeCreatePagefilePrivilege 4440 WMIC.exe Token: SeBackupPrivilege 4440 WMIC.exe Token: SeRestorePrivilege 4440 WMIC.exe Token: SeShutdownPrivilege 4440 WMIC.exe Token: SeDebugPrivilege 4440 WMIC.exe Token: SeSystemEnvironmentPrivilege 4440 WMIC.exe Token: SeRemoteShutdownPrivilege 4440 WMIC.exe Token: SeUndockPrivilege 4440 WMIC.exe Token: SeManageVolumePrivilege 4440 WMIC.exe Token: 33 4440 WMIC.exe Token: 34 4440 WMIC.exe Token: 35 4440 WMIC.exe Token: 36 4440 WMIC.exe Token: SeIncreaseQuotaPrivilege 560 WMIC.exe Token: SeSecurityPrivilege 560 WMIC.exe Token: SeTakeOwnershipPrivilege 560 WMIC.exe Token: SeLoadDriverPrivilege 560 WMIC.exe Token: SeSystemProfilePrivilege 560 WMIC.exe Token: SeSystemtimePrivilege 560 WMIC.exe Token: SeProfSingleProcessPrivilege 560 WMIC.exe Token: SeIncBasePriorityPrivilege 560 WMIC.exe Token: SeCreatePagefilePrivilege 560 WMIC.exe Token: SeBackupPrivilege 560 WMIC.exe Token: SeRestorePrivilege 560 WMIC.exe Token: SeShutdownPrivilege 560 WMIC.exe Token: SeDebugPrivilege 560 WMIC.exe Token: SeSystemEnvironmentPrivilege 560 WMIC.exe Token: SeRemoteShutdownPrivilege 560 WMIC.exe Token: SeUndockPrivilege 560 WMIC.exe Token: SeManageVolumePrivilege 560 WMIC.exe Token: 33 560 WMIC.exe Token: 34 560 WMIC.exe Token: 35 560 WMIC.exe Token: 36 560 WMIC.exe Token: SeIncreaseQuotaPrivilege 560 WMIC.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
java.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid Process procid_target PID 3372 wrote to memory of 536 3372 java.exe 84 PID 3372 wrote to memory of 536 3372 java.exe 84 PID 3372 wrote to memory of 4424 3372 java.exe 95 PID 3372 wrote to memory of 4424 3372 java.exe 95 PID 4424 wrote to memory of 740 4424 java.exe 97 PID 4424 wrote to memory of 740 4424 java.exe 97 PID 4424 wrote to memory of 4640 4424 java.exe 98 PID 4424 wrote to memory of 4640 4424 java.exe 98 PID 740 wrote to memory of 3292 740 cmd.exe 101 PID 740 wrote to memory of 3292 740 cmd.exe 101 PID 4640 wrote to memory of 5016 4640 java.exe 103 PID 4640 wrote to memory of 5016 4640 java.exe 103 PID 5016 wrote to memory of 4440 5016 cmd.exe 105 PID 5016 wrote to memory of 4440 5016 cmd.exe 105 PID 4640 wrote to memory of 440 4640 java.exe 106 PID 4640 wrote to memory of 440 4640 java.exe 106 PID 440 wrote to memory of 560 440 cmd.exe 108 PID 440 wrote to memory of 560 440 cmd.exe 108 PID 4640 wrote to memory of 4656 4640 java.exe 109 PID 4640 wrote to memory of 4656 4640 java.exe 109 PID 4656 wrote to memory of 4588 4656 cmd.exe 111 PID 4656 wrote to memory of 4588 4656 cmd.exe 111 PID 4640 wrote to memory of 4844 4640 java.exe 112 PID 4640 wrote to memory of 4844 4640 java.exe 112 PID 4844 wrote to memory of 324 4844 cmd.exe 114 PID 4844 wrote to memory of 324 4844 cmd.exe 114 -
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\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar1⤵
- Suspicious use of WriteProcessMemory
PID:3372 -
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:536
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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\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4424 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:740 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar"4⤵
- Creates scheduled task(s)
PID:3292
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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\9b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4640 -
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:5016 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4440
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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:440 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:560
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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:4656 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:4588
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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:4844 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:324
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
46B
MD556bce2248001b7811764b5f0f1258c7c
SHA1ac1af4294a8a767b91d2d0af122c886ea75bc282
SHA256f33c5a82633bc97492bf2b1dcaeb43caae90642cbcbe8584199e277ab535e0e2
SHA512ee33033cf1f2b0963c3452fe63d7c0f6c0856218c207168a47e7820562c5b0e7209985aa722da1c824b2068dee7c27fe1d19fa6190ace178e8d2944720f00921
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
452KB
MD5b3cd6750e977a5855ee1e026b52404cd
SHA14204168ebbd729f3758e82fb3b32c658c83edf16
SHA2569b9099ea755e24ed749632ab2202124d2eab9d754080ab95feee69dde9f14621
SHA512a2c1e19111e48184dc7d4f3690f539780147a0acadb9378dc5fae51ecc429c15c0e4cc4ba18ac8e355b5fd96c7853fe6c3baaa38a483d99573f0833439a74806
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4124900551-4068476067-3491212533-1000\83aa4cc77f591dfc2374580bbd95f6ba_310807ab-751f-4d81-ae09-b202eaf21e19
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