Analysis
-
max time kernel
169s -
max time network
171s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
22-05-2024 11:15
Static task
static1
Behavioral task
behavioral1
Sample
27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar
Resource
win7-20240220-en
Behavioral task
behavioral3
Sample
27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar
Resource
win10v2004-20240426-en
Behavioral task
behavioral4
Sample
27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar
Resource
win11-20240426-en
General
-
Target
27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar
-
Size
558KB
-
MD5
cbc196fe2d418f1e6ad46cc906a1f6fa
-
SHA1
cd0b7f45e2f5077b567f26b8bb0d553d6e605311
-
SHA256
27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c
-
SHA512
94694d8e7993696c9f871c027b072d4788130cfd6f9155a0fa451840bedbd6d70e544f0e567c6f5f4899b7a5f37c032decdbb8c29fe432709fdf6c7e5887a6ae
-
SSDEEP
6144:FsoiTHc0JQc7jot+Tn3leT9OMiYNf2M57Qu1LJ5NIn4knrWIMXYMXs+72EE/20y/:FsogJItaeR/NucMu11INrWlX2/nyz+5w
Malware Config
Signatures
-
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar java.exe -
Loads dropped DLL 1 IoCs
pid Process 3356 java.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 168 icacls.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4106386276-4127174233-3637007343-1000\Software\Microsoft\Windows\CurrentVersion\Run\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.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 17 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 4932 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 96 WMIC.exe Token: SeSecurityPrivilege 96 WMIC.exe Token: SeTakeOwnershipPrivilege 96 WMIC.exe Token: SeLoadDriverPrivilege 96 WMIC.exe Token: SeSystemProfilePrivilege 96 WMIC.exe Token: SeSystemtimePrivilege 96 WMIC.exe Token: SeProfSingleProcessPrivilege 96 WMIC.exe Token: SeIncBasePriorityPrivilege 96 WMIC.exe Token: SeCreatePagefilePrivilege 96 WMIC.exe Token: SeBackupPrivilege 96 WMIC.exe Token: SeRestorePrivilege 96 WMIC.exe Token: SeShutdownPrivilege 96 WMIC.exe Token: SeDebugPrivilege 96 WMIC.exe Token: SeSystemEnvironmentPrivilege 96 WMIC.exe Token: SeRemoteShutdownPrivilege 96 WMIC.exe Token: SeUndockPrivilege 96 WMIC.exe Token: SeManageVolumePrivilege 96 WMIC.exe Token: 33 96 WMIC.exe Token: 34 96 WMIC.exe Token: 35 96 WMIC.exe Token: 36 96 WMIC.exe Token: SeIncreaseQuotaPrivilege 96 WMIC.exe Token: SeSecurityPrivilege 96 WMIC.exe Token: SeTakeOwnershipPrivilege 96 WMIC.exe Token: SeLoadDriverPrivilege 96 WMIC.exe Token: SeSystemProfilePrivilege 96 WMIC.exe Token: SeSystemtimePrivilege 96 WMIC.exe Token: SeProfSingleProcessPrivilege 96 WMIC.exe Token: SeIncBasePriorityPrivilege 96 WMIC.exe Token: SeCreatePagefilePrivilege 96 WMIC.exe Token: SeBackupPrivilege 96 WMIC.exe Token: SeRestorePrivilege 96 WMIC.exe Token: SeShutdownPrivilege 96 WMIC.exe Token: SeDebugPrivilege 96 WMIC.exe Token: SeSystemEnvironmentPrivilege 96 WMIC.exe Token: SeRemoteShutdownPrivilege 96 WMIC.exe Token: SeUndockPrivilege 96 WMIC.exe Token: SeManageVolumePrivilege 96 WMIC.exe Token: 33 96 WMIC.exe Token: 34 96 WMIC.exe Token: 35 96 WMIC.exe Token: 36 96 WMIC.exe Token: SeIncreaseQuotaPrivilege 1276 WMIC.exe Token: SeSecurityPrivilege 1276 WMIC.exe Token: SeTakeOwnershipPrivilege 1276 WMIC.exe Token: SeLoadDriverPrivilege 1276 WMIC.exe Token: SeSystemProfilePrivilege 1276 WMIC.exe Token: SeSystemtimePrivilege 1276 WMIC.exe Token: SeProfSingleProcessPrivilege 1276 WMIC.exe Token: SeIncBasePriorityPrivilege 1276 WMIC.exe Token: SeCreatePagefilePrivilege 1276 WMIC.exe Token: SeBackupPrivilege 1276 WMIC.exe Token: SeRestorePrivilege 1276 WMIC.exe Token: SeShutdownPrivilege 1276 WMIC.exe Token: SeDebugPrivilege 1276 WMIC.exe Token: SeSystemEnvironmentPrivilege 1276 WMIC.exe Token: SeRemoteShutdownPrivilege 1276 WMIC.exe Token: SeUndockPrivilege 1276 WMIC.exe Token: SeManageVolumePrivilege 1276 WMIC.exe Token: 33 1276 WMIC.exe Token: 34 1276 WMIC.exe Token: 35 1276 WMIC.exe Token: 36 1276 WMIC.exe Token: SeIncreaseQuotaPrivilege 1276 WMIC.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 2772 wrote to memory of 168 2772 java.exe 73 PID 2772 wrote to memory of 168 2772 java.exe 73 PID 2772 wrote to memory of 1304 2772 java.exe 75 PID 2772 wrote to memory of 1304 2772 java.exe 75 PID 1304 wrote to memory of 1064 1304 java.exe 77 PID 1304 wrote to memory of 1064 1304 java.exe 77 PID 1304 wrote to memory of 3356 1304 java.exe 78 PID 1304 wrote to memory of 3356 1304 java.exe 78 PID 1064 wrote to memory of 4932 1064 cmd.exe 81 PID 1064 wrote to memory of 4932 1064 cmd.exe 81 PID 3356 wrote to memory of 2508 3356 java.exe 82 PID 3356 wrote to memory of 2508 3356 java.exe 82 PID 2508 wrote to memory of 96 2508 cmd.exe 84 PID 2508 wrote to memory of 96 2508 cmd.exe 84 PID 3356 wrote to memory of 4880 3356 java.exe 86 PID 3356 wrote to memory of 4880 3356 java.exe 86 PID 4880 wrote to memory of 1276 4880 cmd.exe 88 PID 4880 wrote to memory of 1276 4880 cmd.exe 88 PID 3356 wrote to memory of 3392 3356 java.exe 89 PID 3356 wrote to memory of 3392 3356 java.exe 89 PID 3392 wrote to memory of 4228 3392 cmd.exe 91 PID 3392 wrote to memory of 4228 3392 cmd.exe 91 PID 3356 wrote to memory of 1016 3356 java.exe 92 PID 3356 wrote to memory of 1016 3356 java.exe 92 PID 1016 wrote to memory of 596 1016 cmd.exe 94 PID 1016 wrote to memory of 596 1016 cmd.exe 94 -
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\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar1⤵
- Suspicious use of WriteProcessMemory
PID:2772 -
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:168
-
-
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar"4⤵
- Creates scheduled task(s)
PID:4932
-
-
-
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\27f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c.jar"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3356 -
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:2508 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:96
-
-
-
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:4880 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:1276
-
-
-
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:3392 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:4228
-
-
-
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:1016 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:596
-
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
46B
MD5d166e04c4292816164dd8f352e6f7799
SHA1bda8d08603a250042aa53a067e9b6a0cc9abdbcf
SHA256bd1f7a4a40252cb4e74713c758c7b283bd2b04281debd7b66ac1687df218ef65
SHA512b18fae26d4f68146eb5193ec8e4c6ac4017f5f1b07893c238abfa7ad84a8d78bca77dd5f9119de0ae0816a376427392c7d46a4adab852490b1a7c768c9cafdae
-
Filesize
558KB
MD5cbc196fe2d418f1e6ad46cc906a1f6fa
SHA1cd0b7f45e2f5077b567f26b8bb0d553d6e605311
SHA25627f117c2cdae0c702f1095bb7c6fe40d7efb18e4ac14d3eca5570ce1d24bac2c
SHA51294694d8e7993696c9f871c027b072d4788130cfd6f9155a0fa451840bedbd6d70e544f0e567c6f5f4899b7a5f37c032decdbb8c29fe432709fdf6c7e5887a6ae
-
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-4106386276-4127174233-3637007343-1000\83aa4cc77f591dfc2374580bbd95f6ba_ebaa0802-254d-4be1-a642-a8a5c0b06224
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
-
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
-
Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372