Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
07-06-2024 08:13
Static task
static1
Behavioral task
behavioral1
Sample
ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar
Resource
win10v2004-20240508-en
General
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Target
ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar
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Size
452KB
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MD5
7ca5588c60e103a7ec2531f10f70e7b4
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SHA1
12d63977451d2bd0acc917975abb9148a8f9b8d2
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SHA256
ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94
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SHA512
ac1814c1300f7cb87ff3e106aeba2944fd01f3306d35112b99cbd34b3449e218a54ffbba6198a7280cb74438f745f7ad57279a5d17b0bf334359e32e380819b9
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SSDEEP
12288:WUcrdL9fstlH/MH0nSQkGrorW3J+RMhdQE6ZBj2l:wdL9fSlfGY2KorW5+RMhdQEip8
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\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar java.exe -
Loads dropped DLL 1 IoCs
Processes:
java.exepid Process 4792 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-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.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 30 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 behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid Process 1496 powershell.exe 1496 powershell.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exeWMIC.exedescription pid Process Token: SeIncreaseQuotaPrivilege 3972 WMIC.exe Token: SeSecurityPrivilege 3972 WMIC.exe Token: SeTakeOwnershipPrivilege 3972 WMIC.exe Token: SeLoadDriverPrivilege 3972 WMIC.exe Token: SeSystemProfilePrivilege 3972 WMIC.exe Token: SeSystemtimePrivilege 3972 WMIC.exe Token: SeProfSingleProcessPrivilege 3972 WMIC.exe Token: SeIncBasePriorityPrivilege 3972 WMIC.exe Token: SeCreatePagefilePrivilege 3972 WMIC.exe Token: SeBackupPrivilege 3972 WMIC.exe Token: SeRestorePrivilege 3972 WMIC.exe Token: SeShutdownPrivilege 3972 WMIC.exe Token: SeDebugPrivilege 3972 WMIC.exe Token: SeSystemEnvironmentPrivilege 3972 WMIC.exe Token: SeRemoteShutdownPrivilege 3972 WMIC.exe Token: SeUndockPrivilege 3972 WMIC.exe Token: SeManageVolumePrivilege 3972 WMIC.exe Token: 33 3972 WMIC.exe Token: 34 3972 WMIC.exe Token: 35 3972 WMIC.exe Token: 36 3972 WMIC.exe Token: SeIncreaseQuotaPrivilege 3972 WMIC.exe Token: SeSecurityPrivilege 3972 WMIC.exe Token: SeTakeOwnershipPrivilege 3972 WMIC.exe Token: SeLoadDriverPrivilege 3972 WMIC.exe Token: SeSystemProfilePrivilege 3972 WMIC.exe Token: SeSystemtimePrivilege 3972 WMIC.exe Token: SeProfSingleProcessPrivilege 3972 WMIC.exe Token: SeIncBasePriorityPrivilege 3972 WMIC.exe Token: SeCreatePagefilePrivilege 3972 WMIC.exe Token: SeBackupPrivilege 3972 WMIC.exe Token: SeRestorePrivilege 3972 WMIC.exe Token: SeShutdownPrivilege 3972 WMIC.exe Token: SeDebugPrivilege 3972 WMIC.exe Token: SeSystemEnvironmentPrivilege 3972 WMIC.exe Token: SeRemoteShutdownPrivilege 3972 WMIC.exe Token: SeUndockPrivilege 3972 WMIC.exe Token: SeManageVolumePrivilege 3972 WMIC.exe Token: 33 3972 WMIC.exe Token: 34 3972 WMIC.exe Token: 35 3972 WMIC.exe Token: 36 3972 WMIC.exe Token: SeIncreaseQuotaPrivilege 396 WMIC.exe Token: SeSecurityPrivilege 396 WMIC.exe Token: SeTakeOwnershipPrivilege 396 WMIC.exe Token: SeLoadDriverPrivilege 396 WMIC.exe Token: SeSystemProfilePrivilege 396 WMIC.exe Token: SeSystemtimePrivilege 396 WMIC.exe Token: SeProfSingleProcessPrivilege 396 WMIC.exe Token: SeIncBasePriorityPrivilege 396 WMIC.exe Token: SeCreatePagefilePrivilege 396 WMIC.exe Token: SeBackupPrivilege 396 WMIC.exe Token: SeRestorePrivilege 396 WMIC.exe Token: SeShutdownPrivilege 396 WMIC.exe Token: SeDebugPrivilege 396 WMIC.exe Token: SeSystemEnvironmentPrivilege 396 WMIC.exe Token: SeRemoteShutdownPrivilege 396 WMIC.exe Token: SeUndockPrivilege 396 WMIC.exe Token: SeManageVolumePrivilege 396 WMIC.exe Token: 33 396 WMIC.exe Token: 34 396 WMIC.exe Token: 35 396 WMIC.exe Token: 36 396 WMIC.exe Token: SeIncreaseQuotaPrivilege 396 WMIC.exe -
Suspicious use of WriteProcessMemory 28 IoCs
Processes:
java.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid Process procid_target PID 4628 wrote to memory of 4404 4628 java.exe 83 PID 4628 wrote to memory of 4404 4628 java.exe 83 PID 4628 wrote to memory of 1672 4628 java.exe 90 PID 4628 wrote to memory of 1672 4628 java.exe 90 PID 1672 wrote to memory of 1916 1672 java.exe 94 PID 1672 wrote to memory of 1916 1672 java.exe 94 PID 1672 wrote to memory of 4792 1672 java.exe 96 PID 1672 wrote to memory of 4792 1672 java.exe 96 PID 1916 wrote to memory of 3780 1916 cmd.exe 98 PID 1916 wrote to memory of 3780 1916 cmd.exe 98 PID 4792 wrote to memory of 3144 4792 java.exe 99 PID 4792 wrote to memory of 3144 4792 java.exe 99 PID 3144 wrote to memory of 3972 3144 cmd.exe 101 PID 3144 wrote to memory of 3972 3144 cmd.exe 101 PID 4792 wrote to memory of 1816 4792 java.exe 102 PID 4792 wrote to memory of 1816 4792 java.exe 102 PID 1816 wrote to memory of 396 1816 cmd.exe 104 PID 1816 wrote to memory of 396 1816 cmd.exe 104 PID 4792 wrote to memory of 900 4792 java.exe 105 PID 4792 wrote to memory of 900 4792 java.exe 105 PID 900 wrote to memory of 800 900 cmd.exe 107 PID 900 wrote to memory of 800 900 cmd.exe 107 PID 4792 wrote to memory of 4704 4792 java.exe 108 PID 4792 wrote to memory of 4704 4792 java.exe 108 PID 4704 wrote to memory of 3984 4704 cmd.exe 110 PID 4704 wrote to memory of 3984 4704 cmd.exe 110 PID 4792 wrote to memory of 1496 4792 java.exe 116 PID 4792 wrote to memory of 1496 4792 java.exe 116 -
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\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar1⤵
- Suspicious use of WriteProcessMemory
PID:4628 -
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:4404
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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\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:1916 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar"4⤵
- Creates scheduled task(s)
PID:3780
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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\ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4792 -
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:3144 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:3972
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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:1816 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:396
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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:900 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:800
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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:4704 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:3984
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe "[void][Windows.Security.Credentials.PasswordVault,Windows.Security.Credentials,ContentType=WindowsRuntime] $vault = New-Object Windows.Security.Credentials.PasswordVault $vault.RetrieveAll() | % { $_.RetrievePassword();$_ }"4⤵
- Suspicious behavior: EnumeratesProcesses
PID:1496
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
46B
MD5a90074e88a633eb58875c8eada2be696
SHA10bb1a9720aaf2ccc75506c88d268f179522133d6
SHA25695925579d7fe98e8ca147aadd76910b7c808d6c1e67470afb59e199bf79c0936
SHA51271b506677f5afea54770847b49d125a81f49d4df652b00cbb969007a32c496c8d485786ff1f01f927ef219e6f3fe811058b5c7682b49f5362cc30f56a0c68685
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Filesize
46B
MD5e4d989d4cc5d3ed604e90c664b5c8c72
SHA1ec4f1cb3a69daa75d337e907af9f9c70555a8a57
SHA25659164533c18fc30183bf100dfa26d8b55bc9ea54195d3dc9dcb8675c3b840b30
SHA512a97f226a46afaedf4dd79bd157b71856d434a7a931431e75b262551999fc2490f3b5d1a673e8aea5232b34c698dcdd1142a31d1ff6a7730df00ff083edca5229
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2539840389-1261165778-1087677076-1000\83aa4cc77f591dfc2374580bbd95f6ba_468f6343-c0e6-4931-9703-30c6539573cb
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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Filesize
452KB
MD57ca5588c60e103a7ec2531f10f70e7b4
SHA112d63977451d2bd0acc917975abb9148a8f9b8d2
SHA256ad747e59d4d15a7585dc5aa943ecd9c3258a7de57a7269c882ff436932f51e94
SHA512ac1814c1300f7cb87ff3e106aeba2944fd01f3306d35112b99cbd34b3449e218a54ffbba6198a7280cb74438f745f7ad57279a5d17b0bf334359e32e380819b9
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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