Analysis Overview
SHA256
21a6cbda0d8cd522b1098ac56ee1693e704289c3fa8c05d00c111e8f061d0aa8
Threat Level: Known bad
The file Payment_Advice.zip was found to be: Known bad.
Malicious Activity Summary
STRRAT
Drops startup file
Adds Run key to start application
Looks up external IP address via web service
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-08-17 09:42
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-08-17 09:42
Reported
2023-08-17 09:45
Platform
win7-20230712-en
Max time kernel
147s
Max time network
132s
Command Line
Signatures
STRRAT
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Payment_Advice.jar | C:\Windows\system32\java.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-722410544-1258951091-1992882075-1000\Software\Microsoft\Windows\CurrentVersion\Run\Payment_Advice = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Payment_Advice.jar\"" | C:\Windows\system32\java.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Payment_Advice = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Payment_Advice.jar\"" | C:\Windows\system32\java.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2080 wrote to memory of 560 | N/A | C:\Windows\system32\java.exe | C:\Windows\system32\cmd.exe |
| PID 2080 wrote to memory of 560 | N/A | C:\Windows\system32\java.exe | C:\Windows\system32\cmd.exe |
| PID 2080 wrote to memory of 560 | N/A | C:\Windows\system32\java.exe | C:\Windows\system32\cmd.exe |
| PID 2080 wrote to memory of 2512 | N/A | C:\Windows\system32\java.exe | C:\Program Files\Java\jre7\bin\java.exe |
| PID 2080 wrote to memory of 2512 | N/A | C:\Windows\system32\java.exe | C:\Program Files\Java\jre7\bin\java.exe |
| PID 2080 wrote to memory of 2512 | N/A | C:\Windows\system32\java.exe | C:\Program Files\Java\jre7\bin\java.exe |
| PID 560 wrote to memory of 2528 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\schtasks.exe |
| PID 560 wrote to memory of 2528 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\schtasks.exe |
| PID 560 wrote to memory of 2528 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\schtasks.exe |
Processes
C:\Windows\system32\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\Payment_Advice.jar
C:\Windows\system32\cmd.exe
cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Payment_Advice.jar"
C:\Program Files\Java\jre7\bin\java.exe
"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\Payment_Advice.jar"
C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Payment_Advice.jar"
Network
Files
memory/2080-57-0x0000000002270000-0x0000000005270000-memory.dmp
memory/2080-63-0x0000000000320000-0x0000000000321000-memory.dmp
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Payment_Advice.jar
| MD5 | 81672f4c4a4b89a9753e55e26d393678 |
| SHA1 | 134e34b47bd0e38424472903f358be7a913051a6 |
| SHA256 | 155945b133a7d5fe816d79c352268273f7150c695ada43ee9c5d7565f8a1e550 |
| SHA512 | 6d3976df4a86e038d528c932562142817cba8ff8f00958032440673b13bc110af4e9837700a2b0ccf59f3de84aa0fe0de82e8195f1213b71fa93d9cd18f97010 |
C:\Users\Admin\AppData\Roaming\Payment_Advice.jar
| MD5 | 81672f4c4a4b89a9753e55e26d393678 |
| SHA1 | 134e34b47bd0e38424472903f358be7a913051a6 |
| SHA256 | 155945b133a7d5fe816d79c352268273f7150c695ada43ee9c5d7565f8a1e550 |
| SHA512 | 6d3976df4a86e038d528c932562142817cba8ff8f00958032440673b13bc110af4e9837700a2b0ccf59f3de84aa0fe0de82e8195f1213b71fa93d9cd18f97010 |
memory/2080-72-0x0000000002270000-0x0000000005270000-memory.dmp
memory/2512-74-0x0000000002130000-0x0000000005130000-memory.dmp
memory/2512-81-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/2512-83-0x0000000002130000-0x0000000005130000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-17 09:42
Reported
2023-08-17 09:45
Platform
win10v2004-20230703-en
Max time kernel
146s
Max time network
151s
Command Line
Signatures
STRRAT
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Payment_Advice.jar | C:\ProgramData\Oracle\Java\javapath\java.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Payment_Advice = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Payment_Advice.jar\"" | C:\ProgramData\Oracle\Java\javapath\java.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Payment_Advice = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Payment_Advice.jar\"" | C:\ProgramData\Oracle\Java\javapath\java.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 33 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 34 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 35 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 36 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 33 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 34 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 35 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 36 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 33 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 34 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 35 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: 36 | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\System32\Wbem\WMIC.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\ProgramData\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\Payment_Advice.jar
C:\Program Files\Java\jre1.8.0_66\bin\java.exe
"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\Payment_Advice.jar"
C:\Windows\SYSTEM32\cmd.exe
cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Payment_Advice.jar"
C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\Payment_Advice.jar"
C:\Windows\SYSTEM32\cmd.exe
cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"
C:\Windows\System32\Wbem\WMIC.exe
wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list
C:\Windows\SYSTEM32\cmd.exe
cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"
C:\Windows\System32\Wbem\WMIC.exe
wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list
C:\Windows\SYSTEM32\cmd.exe
cmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"
C:\Windows\System32\Wbem\WMIC.exe
wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list
C:\Windows\SYSTEM32\cmd.exe
cmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list"
C:\Windows\System32\Wbem\WMIC.exe
wmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 163.252.72.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | efcc.duckdns.org | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| NL | 103.212.81.155:1243 | efcc.duckdns.org | tcp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 155.81.212.103.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 8.8.8.8:53 | 1.112.95.208.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.136.104.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.151.224.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 63.141.182.52.in-addr.arpa | udp |
Files
memory/5100-137-0x0000000002630000-0x0000000003630000-memory.dmp
memory/5100-144-0x0000000000760000-0x0000000000761000-memory.dmp
memory/5100-147-0x0000000002630000-0x0000000003630000-memory.dmp
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\Payment_Advice.jar
| MD5 | 81672f4c4a4b89a9753e55e26d393678 |
| SHA1 | 134e34b47bd0e38424472903f358be7a913051a6 |
| SHA256 | 155945b133a7d5fe816d79c352268273f7150c695ada43ee9c5d7565f8a1e550 |
| SHA512 | 6d3976df4a86e038d528c932562142817cba8ff8f00958032440673b13bc110af4e9837700a2b0ccf59f3de84aa0fe0de82e8195f1213b71fa93d9cd18f97010 |
memory/5100-159-0x00000000028C0000-0x00000000028D0000-memory.dmp
memory/5100-161-0x00000000028E0000-0x00000000028F0000-memory.dmp
memory/5100-160-0x00000000028B0000-0x00000000028C0000-memory.dmp
memory/5100-162-0x0000000002630000-0x0000000003630000-memory.dmp
C:\Users\Admin\AppData\Roaming\Payment_Advice.jar
| MD5 | 81672f4c4a4b89a9753e55e26d393678 |
| SHA1 | 134e34b47bd0e38424472903f358be7a913051a6 |
| SHA256 | 155945b133a7d5fe816d79c352268273f7150c695ada43ee9c5d7565f8a1e550 |
| SHA512 | 6d3976df4a86e038d528c932562142817cba8ff8f00958032440673b13bc110af4e9837700a2b0ccf59f3de84aa0fe0de82e8195f1213b71fa93d9cd18f97010 |
memory/2224-169-0x0000000002E50000-0x0000000003E50000-memory.dmp
C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp
| MD5 | 186c1bc263d90f5439204d06e342c45e |
| SHA1 | 5c735981c1c70863941d5c0f9caeab051021194f |
| SHA256 | d9635b8662ab198071ca8459738cecccf73dd9650a517ef3be956ee8da9259d1 |
| SHA512 | 6a9d3e94521f34fa0a44e248f35659564cb5c953505093749bff675df7231344dc544732117741f519ca8662519412a6dcad8cf28d777b2f3e8f38cb081b8adc |
memory/2224-176-0x00000000012F0000-0x00000000012F1000-memory.dmp
memory/2224-177-0x00000000012F0000-0x00000000012F1000-memory.dmp
memory/2224-179-0x00000000012F0000-0x00000000012F1000-memory.dmp
memory/5100-182-0x0000000002630000-0x0000000003630000-memory.dmp
memory/2224-183-0x0000000002E50000-0x0000000003E50000-memory.dmp
memory/2224-184-0x0000000002E50000-0x0000000003E50000-memory.dmp
memory/2224-185-0x0000000002E50000-0x0000000003E50000-memory.dmp