Analysis
-
max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
08-06-2024 01:25
Static task
static1
Behavioral task
behavioral1
Sample
ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar
Resource
win10v2004-20240426-en
General
-
Target
ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar
-
Size
452KB
-
MD5
96c7a130ac35505293e7766f058a6d07
-
SHA1
05638c895529fb2d7249b87c4250ab299fa4f937
-
SHA256
ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c
-
SHA512
9d3fe14608a995cad1d0ac80d49b40fe213dfa289c396987bc9c0e992608d336cf7aee71a5bdb8c869859b0a286d50f1781a4875b2e47d54143d46110b6ed065
-
SSDEEP
12288:KUzrcAYk32MH/M9knDQPGrotZy69vMhUQztrqVOH:pcAYkmMfsIyKotZJ9vMhUQzJoM
Malware Config
Signatures
-
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar java.exe -
Loads dropped DLL 1 IoCs
pid Process 4272 java.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 3260 icacls.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.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 29 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.
pid Process 1092 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3116 WMIC.exe Token: SeSecurityPrivilege 3116 WMIC.exe Token: SeTakeOwnershipPrivilege 3116 WMIC.exe Token: SeLoadDriverPrivilege 3116 WMIC.exe Token: SeSystemProfilePrivilege 3116 WMIC.exe Token: SeSystemtimePrivilege 3116 WMIC.exe Token: SeProfSingleProcessPrivilege 3116 WMIC.exe Token: SeIncBasePriorityPrivilege 3116 WMIC.exe Token: SeCreatePagefilePrivilege 3116 WMIC.exe Token: SeBackupPrivilege 3116 WMIC.exe Token: SeRestorePrivilege 3116 WMIC.exe Token: SeShutdownPrivilege 3116 WMIC.exe Token: SeDebugPrivilege 3116 WMIC.exe Token: SeSystemEnvironmentPrivilege 3116 WMIC.exe Token: SeRemoteShutdownPrivilege 3116 WMIC.exe Token: SeUndockPrivilege 3116 WMIC.exe Token: SeManageVolumePrivilege 3116 WMIC.exe Token: 33 3116 WMIC.exe Token: 34 3116 WMIC.exe Token: 35 3116 WMIC.exe Token: 36 3116 WMIC.exe Token: SeIncreaseQuotaPrivilege 3116 WMIC.exe Token: SeSecurityPrivilege 3116 WMIC.exe Token: SeTakeOwnershipPrivilege 3116 WMIC.exe Token: SeLoadDriverPrivilege 3116 WMIC.exe Token: SeSystemProfilePrivilege 3116 WMIC.exe Token: SeSystemtimePrivilege 3116 WMIC.exe Token: SeProfSingleProcessPrivilege 3116 WMIC.exe Token: SeIncBasePriorityPrivilege 3116 WMIC.exe Token: SeCreatePagefilePrivilege 3116 WMIC.exe Token: SeBackupPrivilege 3116 WMIC.exe Token: SeRestorePrivilege 3116 WMIC.exe Token: SeShutdownPrivilege 3116 WMIC.exe Token: SeDebugPrivilege 3116 WMIC.exe Token: SeSystemEnvironmentPrivilege 3116 WMIC.exe Token: SeRemoteShutdownPrivilege 3116 WMIC.exe Token: SeUndockPrivilege 3116 WMIC.exe Token: SeManageVolumePrivilege 3116 WMIC.exe Token: 33 3116 WMIC.exe Token: 34 3116 WMIC.exe Token: 35 3116 WMIC.exe Token: 36 3116 WMIC.exe Token: SeIncreaseQuotaPrivilege 1216 WMIC.exe Token: SeSecurityPrivilege 1216 WMIC.exe Token: SeTakeOwnershipPrivilege 1216 WMIC.exe Token: SeLoadDriverPrivilege 1216 WMIC.exe Token: SeSystemProfilePrivilege 1216 WMIC.exe Token: SeSystemtimePrivilege 1216 WMIC.exe Token: SeProfSingleProcessPrivilege 1216 WMIC.exe Token: SeIncBasePriorityPrivilege 1216 WMIC.exe Token: SeCreatePagefilePrivilege 1216 WMIC.exe Token: SeBackupPrivilege 1216 WMIC.exe Token: SeRestorePrivilege 1216 WMIC.exe Token: SeShutdownPrivilege 1216 WMIC.exe Token: SeDebugPrivilege 1216 WMIC.exe Token: SeSystemEnvironmentPrivilege 1216 WMIC.exe Token: SeRemoteShutdownPrivilege 1216 WMIC.exe Token: SeUndockPrivilege 1216 WMIC.exe Token: SeManageVolumePrivilege 1216 WMIC.exe Token: 33 1216 WMIC.exe Token: 34 1216 WMIC.exe Token: 35 1216 WMIC.exe Token: 36 1216 WMIC.exe Token: SeIncreaseQuotaPrivilege 1216 WMIC.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 3752 wrote to memory of 3260 3752 java.exe 82 PID 3752 wrote to memory of 3260 3752 java.exe 82 PID 3752 wrote to memory of 1992 3752 java.exe 91 PID 3752 wrote to memory of 1992 3752 java.exe 91 PID 1992 wrote to memory of 4584 1992 java.exe 94 PID 1992 wrote to memory of 4584 1992 java.exe 94 PID 1992 wrote to memory of 4272 1992 java.exe 96 PID 1992 wrote to memory of 4272 1992 java.exe 96 PID 4584 wrote to memory of 1092 4584 cmd.exe 98 PID 4584 wrote to memory of 1092 4584 cmd.exe 98 PID 4272 wrote to memory of 440 4272 java.exe 99 PID 4272 wrote to memory of 440 4272 java.exe 99 PID 440 wrote to memory of 3116 440 cmd.exe 101 PID 440 wrote to memory of 3116 440 cmd.exe 101 PID 4272 wrote to memory of 3388 4272 java.exe 102 PID 4272 wrote to memory of 3388 4272 java.exe 102 PID 3388 wrote to memory of 1216 3388 cmd.exe 104 PID 3388 wrote to memory of 1216 3388 cmd.exe 104 PID 4272 wrote to memory of 4040 4272 java.exe 105 PID 4272 wrote to memory of 4040 4272 java.exe 105 PID 4040 wrote to memory of 4008 4040 cmd.exe 107 PID 4040 wrote to memory of 4008 4040 cmd.exe 107 PID 4272 wrote to memory of 4372 4272 java.exe 108 PID 4272 wrote to memory of 4372 4272 java.exe 108 PID 4372 wrote to memory of 684 4372 cmd.exe 110 PID 4372 wrote to memory of 684 4372 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
-
C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar1⤵
- Suspicious use of WriteProcessMemory
PID:3752 -
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:3260
-
-
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:4584 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar"4⤵
- Creates scheduled task(s)
PID:1092
-
-
-
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\ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4272 -
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:440 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:3116
-
-
-
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:3388 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1216
-
-
-
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:4040 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:4008
-
-
-
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:4372 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:684
-
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
46B
MD548fd193376923e2b1894993d5b6621de
SHA16e15f6c9cd82fd75da38c00ab89ce425f72d4de8
SHA256edfab7eb8a799430adf88f85d2e9537082fa58e001ac1dd1f1ddc02761efc017
SHA512f34c6a271b6473b90b0077d6bd9c76f88a0338d41d8457afaec9af758360a647a52fd4e0c111744411e1d49a1f1813ae3c4005fcaa37bda314ea5bc33ad79c60
-
Filesize
46B
MD570e2cce0a69575633c098bcbd8fd5cdc
SHA1517204b35f899df5efae0fd7cadb579bb5cda7cf
SHA256ccdf2864582358d09385c41db361964bb525c5c73b5ee820159a0a01997f78ab
SHA512f3a9e24fb562fb47447f244ef5ae31618b65e0c29f99fff2f5ae0ff31966a1fb925f310d0772973ca564e8565d6a024f9d403a86711ad7522e8f39b0d7506e16
-
Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
-
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
-
Filesize
452KB
MD596c7a130ac35505293e7766f058a6d07
SHA105638c895529fb2d7249b87c4250ab299fa4f937
SHA256ae81b5336b8e70c6fc258e963c24346ded948f6df565a51dde18d7cdcfec753c
SHA5129d3fe14608a995cad1d0ac80d49b40fe213dfa289c396987bc9c0e992608d336cf7aee71a5bdb8c869859b0a286d50f1781a4875b2e47d54143d46110b6ed065
-
Filesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
-
Filesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
-
Filesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
-
Filesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d