Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28-09-2024 14:12
Static task
static1
Behavioral task
behavioral1
Sample
19fff8df6f516a8f4238e8da59950d1a29d8eb9c709be012aa6b7c1d100e0c8a.jar
Resource
win7-20240708-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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Loads dropped DLL 1 IoCs
Processes:
java.exepid Process 208 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
java.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\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 -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of WriteProcessMemory 8 IoCs
Processes:
java.exejava.execmd.exedescription pid Process procid_target PID 1860 wrote to memory of 4596 1860 java.exe 83 PID 1860 wrote to memory of 4596 1860 java.exe 83 PID 4596 wrote to memory of 4752 4596 java.exe 85 PID 4596 wrote to memory of 4752 4596 java.exe 85 PID 4596 wrote to memory of 208 4596 java.exe 86 PID 4596 wrote to memory of 208 4596 java.exe 86 PID 4752 wrote to memory of 4668 4752 cmd.exe 89 PID 4752 wrote to memory of 4668 4752 cmd.exe 89 -
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:1860 -
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:4596 -
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:4752 -
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:4668
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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⤵
- Loads dropped DLL
PID:208
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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
MD5ce0bfb06d04b87ab27db4431c4f284e5
SHA119399be70c2cd4b2e5e684e9f727486394a193bb
SHA2566370b0141e08123bdcd02ba9c9eb2f751e95aa76e5e1b64dc21a8a22936b6ab5
SHA51204179c0aac8da43107ea85beb289596046401a8363bcb0d25d2f01ab22e6885592a726ec831944bfede9de2b60ed8c1dfc50f482c921fe9d2324407cd529c175
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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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-1-5-21-2392887640-1187051047-2909758433-1000\83aa4cc77f591dfc2374580bbd95f6ba_c186ecc3-67e4-4d2b-8682-b6c322da87aa
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