Analysis
- max time kernel
145s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system - submitted
30/07/2024, 03:17
Static task
static1
Behavioral task
behavioral1
Sample
PL#40704.jar
Resource
win7-20240708-en
0 signatures
150 seconds
Behavioral task
behavioral2
Sample
PL#40704.jar
Resource
win10v2004-20240709-en
9 signatures
150 seconds
General
- Target PL#40704.jar
- Size 400KB
- Sample240730-dthbsatdpq
- SHA256 4c249b325125235b50d9690560c4197a28fd62901b5e02d9eba7436b29447cdd
- MD5 1562675352c69cc1ecba3c247501af29
- SHA1 5beeeb995f7a0a5550eaf97ffd010992ee716643
- SHA512 7db315a671af8ac38835b632d3dba8e133f5ece241cb7f4a0b0f375620268cbf4ac6fa215fd5fc0c166f19561ef55d6f08ad67821e46c731570b8bb1f8545f6d
- SSDEEP 12288:0QKsHTT5/YEwDFoEv763/qSncsfP9iNoDQ:0hoTT5dQOvhP9QeQ
- 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\PL#40704.jar java.exe - Loads dropped DLL 1 IoCs
pid Process 2268 java.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PL#40704 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\PL#40704.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PL#40704 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\PL#40704.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 35 ip-api.com - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4308 schtasks.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4432 WMIC.exe Token: SeSecurityPrivilege 4432 WMIC.exe Token: SeTakeOwnershipPrivilege 4432 WMIC.exe Token: SeLoadDriverPrivilege 4432 WMIC.exe Token: SeSystemProfilePrivilege 4432 WMIC.exe Token: SeSystemtimePrivilege 4432 WMIC.exe Token: SeProfSingleProcessPrivilege 4432 WMIC.exe Token: SeIncBasePriorityPrivilege 4432 WMIC.exe Token: SeCreatePagefilePrivilege 4432 WMIC.exe Token: SeBackupPrivilege 4432 WMIC.exe Token: SeRestorePrivilege 4432 WMIC.exe Token: SeShutdownPrivilege 4432 WMIC.exe Token: SeDebugPrivilege 4432 WMIC.exe Token: SeSystemEnvironmentPrivilege 4432 WMIC.exe Token: SeRemoteShutdownPrivilege 4432 WMIC.exe Token: SeUndockPrivilege 4432 WMIC.exe Token: SeManageVolumePrivilege 4432 WMIC.exe Token: 33 4432 WMIC.exe Token: 34 4432 WMIC.exe Token: 35 4432 WMIC.exe Token: 36 4432 WMIC.exe Token: SeIncreaseQuotaPrivilege 4432 WMIC.exe Token: SeSecurityPrivilege 4432 WMIC.exe Token: SeTakeOwnershipPrivilege 4432 WMIC.exe Token: SeLoadDriverPrivilege 4432 WMIC.exe Token: SeSystemProfilePrivilege 4432 WMIC.exe Token: SeSystemtimePrivilege 4432 WMIC.exe Token: SeProfSingleProcessPrivilege 4432 WMIC.exe Token: SeIncBasePriorityPrivilege 4432 WMIC.exe Token: SeCreatePagefilePrivilege 4432 WMIC.exe Token: SeBackupPrivilege 4432 WMIC.exe Token: SeRestorePrivilege 4432 WMIC.exe Token: SeShutdownPrivilege 4432 WMIC.exe Token: SeDebugPrivilege 4432 WMIC.exe Token: SeSystemEnvironmentPrivilege 4432 WMIC.exe Token: SeRemoteShutdownPrivilege 4432 WMIC.exe Token: SeUndockPrivilege 4432 WMIC.exe Token: SeManageVolumePrivilege 4432 WMIC.exe Token: 33 4432 WMIC.exe Token: 34 4432 WMIC.exe Token: 35 4432 WMIC.exe Token: 36 4432 WMIC.exe Token: SeIncreaseQuotaPrivilege 3172 WMIC.exe Token: SeSecurityPrivilege 3172 WMIC.exe Token: SeTakeOwnershipPrivilege 3172 WMIC.exe Token: SeLoadDriverPrivilege 3172 WMIC.exe Token: SeSystemProfilePrivilege 3172 WMIC.exe Token: SeSystemtimePrivilege 3172 WMIC.exe Token: SeProfSingleProcessPrivilege 3172 WMIC.exe Token: SeIncBasePriorityPrivilege 3172 WMIC.exe Token: SeCreatePagefilePrivilege 3172 WMIC.exe Token: SeBackupPrivilege 3172 WMIC.exe Token: SeRestorePrivilege 3172 WMIC.exe Token: SeShutdownPrivilege 3172 WMIC.exe Token: SeDebugPrivilege 3172 WMIC.exe Token: SeSystemEnvironmentPrivilege 3172 WMIC.exe Token: SeRemoteShutdownPrivilege 3172 WMIC.exe Token: SeUndockPrivilege 3172 WMIC.exe Token: SeManageVolumePrivilege 3172 WMIC.exe Token: 33 3172 WMIC.exe Token: 34 3172 WMIC.exe Token: 35 3172 WMIC.exe Token: 36 3172 WMIC.exe Token: SeIncreaseQuotaPrivilege 3172 WMIC.exe - Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 2032 wrote to memory of 4548 2032 java.exe 92 PID 2032 wrote to memory of 4548 2032 java.exe 92 PID 4548 wrote to memory of 372 4548 java.exe 95 PID 4548 wrote to memory of 372 4548 java.exe 95 PID 4548 wrote to memory of 2268 4548 java.exe 96 PID 4548 wrote to memory of 2268 4548 java.exe 96 PID 372 wrote to memory of 4308 372 cmd.exe 99 PID 372 wrote to memory of 4308 372 cmd.exe 99 PID 2268 wrote to memory of 4672 2268 java.exe 100 PID 2268 wrote to memory of 4672 2268 java.exe 100 PID 4672 wrote to memory of 4432 4672 cmd.exe 102 PID 4672 wrote to memory of 4432 4672 cmd.exe 102 PID 2268 wrote to memory of 4808 2268 java.exe 103 PID 2268 wrote to memory of 4808 2268 java.exe 103 PID 4808 wrote to memory of 3172 4808 cmd.exe 105 PID 4808 wrote to memory of 3172 4808 cmd.exe 105 PID 2268 wrote to memory of 1120 2268 java.exe 106 PID 2268 wrote to memory of 1120 2268 java.exe 106 PID 1120 wrote to memory of 2428 1120 cmd.exe 108 PID 1120 wrote to memory of 2428 1120 cmd.exe 108 PID 2268 wrote to memory of 1348 2268 java.exe 109 PID 2268 wrote to memory of 1348 2268 java.exe 109 PID 1348 wrote to memory of 1096 1348 cmd.exe 111 PID 1348 wrote to memory of 1096 1348 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
-
C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\PL#40704.jar1⤵
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\PL#40704.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\PL#40704.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:372 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\PL#40704.jar"4⤵
- Scheduled Task/Job: Scheduled Task
PID:4308
-
-
-
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\PL#40704.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2268 -
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:4672 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:4432
-
-
-
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:4808 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:3172
-
-
-
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:1120 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:2428
-
-
-
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:1348 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:1096
-
-
-
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna4929055433677142835.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-1-5-21-2990742725-2267136959-192470804-1000\83aa4cc77f591dfc2374580bbd95f6ba_788ae237-ee4c-4efc-8ed7-d59fbc591025
- Size 45B
- SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
- MD5 c8366ae350e7019aefc9d1e6e6a498c6
- SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
- SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
- MD5 SHA1 SHA512
- Path C:\Users\Admin\PL#40704.jar
- Size 400KB
- SHA256 4c249b325125235b50d9690560c4197a28fd62901b5e02d9eba7436b29447cdd
- MD5 1562675352c69cc1ecba3c247501af29
- SHA1 5beeeb995f7a0a5550eaf97ffd010992ee716643
- SHA512 7db315a671af8ac38835b632d3dba8e133f5ece241cb7f4a0b0f375620268cbf4ac6fa215fd5fc0c166f19561ef55d6f08ad67821e46c731570b8bb1f8545f6d
- SSDEEP 12288:0QKsHTT5/YEwDFoEv763/qSncsfP9iNoDQ:0hoTT5dQOvhP9QeQ
- 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