Analysis
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max time kernel
146s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07-08-2024 01:09
Static task
static1
Behavioral task
behavioral1
Sample
19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar
Resource
win10v2004-20240802-en
General
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Target
19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar
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Size
400KB
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MD5
906e5517af46030a70c411c841208ad6
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SHA1
caecf91a468e492694e54be1f00dd67407c33734
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SHA256
19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a
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SHA512
57d081e206ff4f7fb8558c573f323fbce4f132062c714dcb576b96abf03fa37c98f1beae54f12af9cd6fff2abd4321985eae6dbc02c190aa0f7576f6d3b12972
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SSDEEP
12288:aRrWHTQ5a9ZVDBotv7V3JZCjc9NP9iNSe:aNSTQ5EuJ5vP9QR
Malware Config
Signatures
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Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar java.exe -
Loads dropped DLL 1 IoCs
pid Process 4236 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.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 28 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 456 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2916 WMIC.exe Token: SeSecurityPrivilege 2916 WMIC.exe Token: SeTakeOwnershipPrivilege 2916 WMIC.exe Token: SeLoadDriverPrivilege 2916 WMIC.exe Token: SeSystemProfilePrivilege 2916 WMIC.exe Token: SeSystemtimePrivilege 2916 WMIC.exe Token: SeProfSingleProcessPrivilege 2916 WMIC.exe Token: SeIncBasePriorityPrivilege 2916 WMIC.exe Token: SeCreatePagefilePrivilege 2916 WMIC.exe Token: SeBackupPrivilege 2916 WMIC.exe Token: SeRestorePrivilege 2916 WMIC.exe Token: SeShutdownPrivilege 2916 WMIC.exe Token: SeDebugPrivilege 2916 WMIC.exe Token: SeSystemEnvironmentPrivilege 2916 WMIC.exe Token: SeRemoteShutdownPrivilege 2916 WMIC.exe Token: SeUndockPrivilege 2916 WMIC.exe Token: SeManageVolumePrivilege 2916 WMIC.exe Token: 33 2916 WMIC.exe Token: 34 2916 WMIC.exe Token: 35 2916 WMIC.exe Token: 36 2916 WMIC.exe Token: SeIncreaseQuotaPrivilege 2916 WMIC.exe Token: SeSecurityPrivilege 2916 WMIC.exe Token: SeTakeOwnershipPrivilege 2916 WMIC.exe Token: SeLoadDriverPrivilege 2916 WMIC.exe Token: SeSystemProfilePrivilege 2916 WMIC.exe Token: SeSystemtimePrivilege 2916 WMIC.exe Token: SeProfSingleProcessPrivilege 2916 WMIC.exe Token: SeIncBasePriorityPrivilege 2916 WMIC.exe Token: SeCreatePagefilePrivilege 2916 WMIC.exe Token: SeBackupPrivilege 2916 WMIC.exe Token: SeRestorePrivilege 2916 WMIC.exe Token: SeShutdownPrivilege 2916 WMIC.exe Token: SeDebugPrivilege 2916 WMIC.exe Token: SeSystemEnvironmentPrivilege 2916 WMIC.exe Token: SeRemoteShutdownPrivilege 2916 WMIC.exe Token: SeUndockPrivilege 2916 WMIC.exe Token: SeManageVolumePrivilege 2916 WMIC.exe Token: 33 2916 WMIC.exe Token: 34 2916 WMIC.exe Token: 35 2916 WMIC.exe Token: 36 2916 WMIC.exe Token: SeIncreaseQuotaPrivilege 2012 WMIC.exe Token: SeSecurityPrivilege 2012 WMIC.exe Token: SeTakeOwnershipPrivilege 2012 WMIC.exe Token: SeLoadDriverPrivilege 2012 WMIC.exe Token: SeSystemProfilePrivilege 2012 WMIC.exe Token: SeSystemtimePrivilege 2012 WMIC.exe Token: SeProfSingleProcessPrivilege 2012 WMIC.exe Token: SeIncBasePriorityPrivilege 2012 WMIC.exe Token: SeCreatePagefilePrivilege 2012 WMIC.exe Token: SeBackupPrivilege 2012 WMIC.exe Token: SeRestorePrivilege 2012 WMIC.exe Token: SeShutdownPrivilege 2012 WMIC.exe Token: SeDebugPrivilege 2012 WMIC.exe Token: SeSystemEnvironmentPrivilege 2012 WMIC.exe Token: SeRemoteShutdownPrivilege 2012 WMIC.exe Token: SeUndockPrivilege 2012 WMIC.exe Token: SeManageVolumePrivilege 2012 WMIC.exe Token: 33 2012 WMIC.exe Token: 34 2012 WMIC.exe Token: 35 2012 WMIC.exe Token: 36 2012 WMIC.exe Token: SeIncreaseQuotaPrivilege 2012 WMIC.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4572 wrote to memory of 1428 4572 java.exe 95 PID 4572 wrote to memory of 1428 4572 java.exe 95 PID 1428 wrote to memory of 4900 1428 java.exe 97 PID 1428 wrote to memory of 4900 1428 java.exe 97 PID 1428 wrote to memory of 4236 1428 java.exe 98 PID 1428 wrote to memory of 4236 1428 java.exe 98 PID 4900 wrote to memory of 456 4900 cmd.exe 101 PID 4900 wrote to memory of 456 4900 cmd.exe 101 PID 4236 wrote to memory of 4832 4236 java.exe 102 PID 4236 wrote to memory of 4832 4236 java.exe 102 PID 4832 wrote to memory of 2916 4832 cmd.exe 104 PID 4832 wrote to memory of 2916 4832 cmd.exe 104 PID 4236 wrote to memory of 848 4236 java.exe 106 PID 4236 wrote to memory of 848 4236 java.exe 106 PID 848 wrote to memory of 2012 848 cmd.exe 108 PID 848 wrote to memory of 2012 848 cmd.exe 108 PID 4236 wrote to memory of 3644 4236 java.exe 109 PID 4236 wrote to memory of 3644 4236 java.exe 109 PID 3644 wrote to memory of 3172 3644 cmd.exe 111 PID 3644 wrote to memory of 3172 3644 cmd.exe 111 PID 4236 wrote to memory of 692 4236 java.exe 112 PID 4236 wrote to memory of 692 4236 java.exe 112 PID 692 wrote to memory of 1232 692 cmd.exe 114 PID 692 wrote to memory of 1232 692 cmd.exe 114 -
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\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar1⤵
- Suspicious use of WriteProcessMemory
PID:4572 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar"2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1428 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar"4⤵
- Scheduled Task/Job: Scheduled Task
PID:456
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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\19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar"3⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4236 -
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:4832 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2916
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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:848 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2012
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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:3644 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list5⤵PID:3172
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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:692 -
C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter2' path antivirusproduct get displayname /format:list5⤵PID:1232
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4152,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4308 /prefetch:81⤵PID:1528
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
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Filesize
46B
MD5af8fd2059d7eb71f7911e902e6199b7f
SHA12d291a887f7eccf84ba2b91d96fdfd6b686144af
SHA256141cc6748303a219f16bf534e0714316bfb9222946c0fac71d338304b5355c3a
SHA512e04ce999c0f8c4ba0fd383443da80d4292466cfa6f92def259839f63e5fc19c117b5b62fec42e5a3fbdf50faf4f7aef2b91eddd1d3572999fd7d923134f30998
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Filesize
400KB
MD5906e5517af46030a70c411c841208ad6
SHA1caecf91a468e492694e54be1f00dd67407c33734
SHA25619fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a
SHA51257d081e206ff4f7fb8558c573f323fbce4f132062c714dcb576b96abf03fa37c98f1beae54f12af9cd6fff2abd4321985eae6dbc02c190aa0f7576f6d3b12972
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2170637797-568393320-3232933035-1000\83aa4cc77f591dfc2374580bbd95f6ba_76278eb0-9988-43b4-9423-af5897ebbcb4
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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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