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Analysis
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max time kernel
150s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
31/05/2024, 21:27
Static task
static1
Behavioral task
behavioral1
Sample
SKlauncher-3.2.exe
Resource
win10v2004-20240426-en
General
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Target
SKlauncher-3.2.exe
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Size
1.6MB
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MD5
b63468dd118dfbca5ef7967ba344e0e3
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SHA1
2ba4f0df5f3bd284bf2a89aba320e4440d8b8355
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SHA256
05ae2f0dd61ef10019b94c200e8df192b767bb4cc24a7e7b329ab43cc9c74caf
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SHA512
007ecb7445dc0c01a802b5a2c91313aae59f9dc96e27455dd85e7a92a4e649d683fbc2ada5f48925d9ab3b4fdaea20aa89eeb442fde079902aecb5ca3454a548
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SSDEEP
49152:HIBc3n9dRvwVlzhFAQ/ggUTPQjYEiim7V:oBaO/FAqMQjYEXm
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 4404 SKlauncher-3.2.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 1240 icacls.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4404 SKlauncher-3.2.exe 4404 SKlauncher-3.2.exe 4404 SKlauncher-3.2.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4404 wrote to memory of 3516 4404 SKlauncher-3.2.exe 82 PID 4404 wrote to memory of 3516 4404 SKlauncher-3.2.exe 82 PID 3516 wrote to memory of 1240 3516 java.exe 85 PID 3516 wrote to memory of 1240 3516 java.exe 85 PID 4404 wrote to memory of 2924 4404 SKlauncher-3.2.exe 87 PID 4404 wrote to memory of 2924 4404 SKlauncher-3.2.exe 87 PID 4404 wrote to memory of 996 4404 SKlauncher-3.2.exe 95 PID 4404 wrote to memory of 996 4404 SKlauncher-3.2.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.exe"C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4404 -
\??\c:\PROGRA~1\java\jre-1.8\bin\java.exe"c:\PROGRA~1\java\jre-1.8\bin\java.exe" -version2⤵
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Windows\system32\icacls.exeC:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M3⤵
- Modifies file permissions
PID:1240
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\??\c:\PROGRA~1\java\jdk-1.8\jre\bin\java.exe"c:\PROGRA~1\java\jdk-1.8\jre\bin\java.exe" -version2⤵PID:2924
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C:\Windows\SYSTEM32\reg.exereg query "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize" /v AppsUseLightTheme2⤵PID:996
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
46B
MD534c54203dc26f97bf20ee31095eb3926
SHA1395a98fc911738b46963a830235be0aca4be619d
SHA256e679d3c73c024bb90d94f3d8881ecb00ddcc1afe962c2840d67ad6bf7f799e71
SHA5124c15e875a29e92d4c22e47d400bf73a09de73f59e2ea9ba1b102baab286bac112f2bc2b20290d671ed3a595c9c88e2dde0536d91a8ab135f6f3db5b0cadcc27c
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Filesize
405KB
MD58f2869a84ad71f156a17bb66611ebe22
SHA10325b9b3992fa2fdc9c715730a33135696c68a39
SHA2560cb1bc1335372d9e3a0cf6f5311c7cce87af90d2a777fdeec18be605a2a70bc1
SHA5123d4315d591dcf7609c15b3e32bcc234659fcdbe4be24aef5dba4ad248ad42fd9ab082250244f99dc801ec21575b7400aace50a1e8834d5c33404e76a0caac834
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Filesize
397KB
MD5fdb50e0d48cdcf775fa1ac0dc3c33bd4
SHA15c95e5d66572aeca303512ba41a8dde0cea92c80
SHA25664f8be6e55c37e32ef03da99714bf3aa58b8f2099bfe4f759a7578e3b8291123
SHA51220ce8100c96058d4e64a12d0817b7ce638cec9f5d03651320eb6b9c3f47ee289ccc695bd3b5b6bf8e0867cdab0ebb6e8cae77df054e185828a6a13f3733ede53
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Filesize
398KB
MD5ff5fdc6f42c720a3ebd7b60f6d605888
SHA1460c18ddf24846e3d8792d440fd9a750503aef1b
SHA2561936d24cb0f4ce7006e08c6ef4243d2e42a7b45f2249f8fe54d92f76a317dfd1
SHA512d3d333b1627d597c83a321a3daca38df63ea0f7cab716006935905b8170379ec2aab26cb7ffc7b539ca272cf7fb7937198aee6db3411077bedf3d2b920d078a3
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Filesize
1.1MB
MD54d653e61ba01a521c56b9a70a9c9814e
SHA1de855dc3dbc914b497b58da92e0c21fff660796d
SHA256f7d3e01dcfc001cc80a988c518d4358955842d140054214d1367972c5c543350
SHA512e6a7db6e2893b5b01dd0c84a230d88abf50da63ceb1af5754a2c4c1fbd307a799a74f3f368430d3beb33590cda2e0a3cf509fef11c4477b76e8d3c4a582b5def
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Filesize
22KB
MD5dcd68a87b7e6edbcfde48150403b22eb
SHA128e4839a29725075772fccc39b44e194eb91e477
SHA256ae3352b6ad6cffaae55f4387f9f5e79365ea17f8d5fb45ef11d21c3300a49a4c
SHA512ac2a6bc0afcd08c56090536a937772edd54f35505c9a5837d9bc8e91c31edb6137cf5191986b3473e9e2f512950b4dbfe4088598bfd1faf47088124c70aeba71
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Filesize
559B
MD5a35de960013f925b564bf3981923f75d
SHA1ee48d21680d14250dc21d8179c8df50c72993c7d
SHA256120abdd8b429fd0e43d344742a390c8cf540a16cea1ca7164da5fff03680644c
SHA512db241da29f4f2c2bb5c184fecf5d3af962e8026c20c925b7a410acfaad5cd826039893f28b7f955d55b7eccc357a75957262b085bcc92bc2b452835c5de05f1d
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C:\Users\Admin\AppData\Roaming\.minecraft\runtime\java-runtime-delta\legal\java.scripting\ASSEMBLY_EXCEPTION
Filesize43B
MD5bd468da51b15a9f09778545b00265f34
SHA1c80e4bab46e34d02826eab226a4441d0970f2aba
SHA2567901499314e881a978d80a31970f0daec92d4995f3305e31fb53c38d9cc6ec3b
SHA5122c1d43c3e17bb2fca24a77bea3d2b3954a47da92e0cdd0738509bffcdbe2935c11764cd5af50439061638bba8b8d59da29e97ea7404ea605f7575fc13395ca93
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C:\Users\Admin\AppData\Roaming\.minecraft\runtime\java-runtime-delta\legal\jdk.incubator.vector\ADDITIONAL_LICENSE_INFO
Filesize48B
MD5512f151af02b6bd258428b784b457531
SHA184d2102ad171863db04e7ee22a259d1f6c5de4a5
SHA256d255311b0a181e243de326d111502a8b1dc7277b534a295a8340ab5230e74c83
SHA5121a305bc333c7c2055a334dc67734db587fd6fda457b46c8df8f17ded0a8982e3830970bee75cc17274aa0a4082f32792b5dbff88410fa43cc61b55c1dce4c129
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Filesize
32B
MD5663f71c746cc2002aa53b066b06c88ab
SHA112976a6c2b227cbac58969c1455444596c894656
SHA256d60635c89c9f352ae1e66ef414344f290f5b5f7ce5c23d9633d41fde0909df80
SHA512507b7d09d3bcd9a24f0b4eeda67167595ac6ad37cd19fb31cd8f5ce8466826840c582cb5dc012a4bd51b55e01bb551e207e9da9e0d51948e89f962ba09606aab
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Filesize
14.1MB
MD5ac8b9c127c61312f910e7b03623dd371
SHA18c646ae823bb4446300cb6818cc0c31e607c688c
SHA256f4cd3f5c38ef14a95e5a1ff84151fc4e84e3ca26d4b0cbdbc711d5c60adc5ea7
SHA512bf9fec51dbbba852450f202cf355c0810c09a4a0912c810a69e7b516cfaba0066b61adc6fafd25a0eac102409089133168b3eb29700c7c6a5a1cd3fcedf77864