Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-11-2024 01:01
Behavioral task
behavioral1
Sample
e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar
Resource
win10v2004-20241007-en
General
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Target
e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar
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Size
264KB
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MD5
22e8620c225d7564c53f6ca7db746287
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SHA1
453abc30984f9539caae210cbe7faef14125b720
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SHA256
e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9
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SHA512
fb4ef7c0051012c5ebb096515af7c95a706fcef0f43e43a01c177e40c4c689fe31c774a3bc9c4fda2812d1b76f05db520b7389f2a25fc3804b14dc0215b5ebde
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SSDEEP
3072:aXjFr3/xSMxJap+e5INlDkin+lykIM28c3BGAROj4g7PoTlHk2U5fpoQRHa4U9Gd:aprJSMC8Kr6aOyPWlHXIvHa5GOa
Malware Config
Extracted
strrat
badmiles.ddns.net:5055
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license_id
4OI0-V4TA-Z8G4-WQF1-B9VH
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plugins_url
http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5
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scheduled_task
true
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secondary_startup
true
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startup
true
Signatures
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Strrat family
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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\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar java.exe -
Loads dropped DLL 1 IoCs
pid Process 3056 java.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.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.
pid Process 3536 schtasks.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2684 wrote to memory of 2876 2684 java.exe 87 PID 2684 wrote to memory of 2876 2684 java.exe 87 PID 2876 wrote to memory of 1748 2876 java.exe 90 PID 2876 wrote to memory of 1748 2876 java.exe 90 PID 2876 wrote to memory of 3056 2876 java.exe 91 PID 2876 wrote to memory of 3056 2876 java.exe 91 PID 1748 wrote to memory of 3536 1748 cmd.exe 94 PID 1748 wrote to memory of 3536 1748 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
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar1⤵
- Suspicious use of WriteProcessMemory
PID:2684 -
C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar"2⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar"3⤵
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar"4⤵
- Scheduled Task/Job: Scheduled Task
PID:3536
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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\e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9.jar"3⤵
- Loads dropped DLL
PID:3056
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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
MD53096ef067ee15ce300363d29640f277d
SHA1b4bd34bb707c51e2a4d8dedb795ad5017b5afabd
SHA256850b79fbf4c080e0f226d269dd730ebb74dd8efe759c422fe0d3b175608d0d5a
SHA512733da103d0d3eb184c807e1f5fe3d9cf2b498d01d50062451d001c62f3279c5bfbd15615c6510756219c5d054ab6eb4dbedf0cd5b50ceab07f0b75f086b1c5a9
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3227495264-2217614367-4027411560-1000\83aa4cc77f591dfc2374580bbd95f6ba_423fd5c7-8559-4b8c-bf1f-c9d05c9f0fd3
Filesize45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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Filesize
264KB
MD522e8620c225d7564c53f6ca7db746287
SHA1453abc30984f9539caae210cbe7faef14125b720
SHA256e372346f5b509d48a96674d94bc7e3437b679d3fe1bb2216956e260a91bbc1d9
SHA512fb4ef7c0051012c5ebb096515af7c95a706fcef0f43e43a01c177e40c4c689fe31c774a3bc9c4fda2812d1b76f05db520b7389f2a25fc3804b14dc0215b5ebde
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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