Analysis
-
max time kernel
142s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
03/05/2024, 23:06
Static task
static1
Behavioral task
behavioral1
Sample
SKlauncher-3.2.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
SKlauncher-3.2.exe
Resource
win10v2004-20240419-en
General
-
Target
SKlauncher-3.2.exe
-
Size
1.6MB
-
MD5
b63468dd118dfbca5ef7967ba344e0e3
-
SHA1
2ba4f0df5f3bd284bf2a89aba320e4440d8b8355
-
SHA256
05ae2f0dd61ef10019b94c200e8df192b767bb4cc24a7e7b329ab43cc9c74caf
-
SHA512
007ecb7445dc0c01a802b5a2c91313aae59f9dc96e27455dd85e7a92a4e649d683fbc2ada5f48925d9ab3b4fdaea20aa89eeb442fde079902aecb5ca3454a548
-
SSDEEP
49152:HIBc3n9dRvwVlzhFAQ/ggUTPQjYEiim7V:oBaO/FAqMQjYEXm
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation SKlauncher-3.2.exe -
Loads dropped DLL 2 IoCs
pid Process 2208 SKlauncher-3.2.exe 2208 SKlauncher-3.2.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 4732 icacls.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2208 SKlauncher-3.2.exe 2208 SKlauncher-3.2.exe 2208 SKlauncher-3.2.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2208 wrote to memory of 4700 2208 SKlauncher-3.2.exe 86 PID 2208 wrote to memory of 4700 2208 SKlauncher-3.2.exe 86 PID 4700 wrote to memory of 4732 4700 java.exe 90 PID 4700 wrote to memory of 4732 4700 java.exe 90 PID 2208 wrote to memory of 1608 2208 SKlauncher-3.2.exe 92 PID 2208 wrote to memory of 1608 2208 SKlauncher-3.2.exe 92 PID 2208 wrote to memory of 3536 2208 SKlauncher-3.2.exe 103 PID 2208 wrote to memory of 3536 2208 SKlauncher-3.2.exe 103
Processes
-
C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.exe"C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.exe"1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2208 -
\??\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:4700 -
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:4732
-
-
-
\??\c:\PROGRA~1\java\jdk-1.8\jre\bin\java.exe"c:\PROGRA~1\java\jdk-1.8\jre\bin\java.exe" -version2⤵PID:1608
-
-
C:\Windows\SYSTEM32\reg.exereg query "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Themes\Personalize" /v AppsUseLightTheme2⤵PID:3536
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
46B
MD5cdae967882ec62638595e0f2ed7a042c
SHA1daaeec58ba00ef26c5c7f5cf3082daa48cd9ac6a
SHA25607b2abcb4b67a3bbafb9b0619bfcc5e3a7fadba724d4dd61d93727ccf2750813
SHA512ab703d11f9d3e0b32ed3c5c48b5232317e64cba99ca4ceec475d7c35440f02e154264c0ace3dbffd5b40fadd419470ceabf4bc8fa151029c1e525fc86bed7fbd
-
Filesize
398KB
MD5ff5fdc6f42c720a3ebd7b60f6d605888
SHA1460c18ddf24846e3d8792d440fd9a750503aef1b
SHA2561936d24cb0f4ce7006e08c6ef4243d2e42a7b45f2249f8fe54d92f76a317dfd1
SHA512d3d333b1627d597c83a321a3daca38df63ea0f7cab716006935905b8170379ec2aab26cb7ffc7b539ca272cf7fb7937198aee6db3411077bedf3d2b920d078a3
-
Filesize
397KB
MD5fdb50e0d48cdcf775fa1ac0dc3c33bd4
SHA15c95e5d66572aeca303512ba41a8dde0cea92c80
SHA25664f8be6e55c37e32ef03da99714bf3aa58b8f2099bfe4f759a7578e3b8291123
SHA51220ce8100c96058d4e64a12d0817b7ce638cec9f5d03651320eb6b9c3f47ee289ccc695bd3b5b6bf8e0867cdab0ebb6e8cae77df054e185828a6a13f3733ede53
-
Filesize
405KB
MD58f2869a84ad71f156a17bb66611ebe22
SHA10325b9b3992fa2fdc9c715730a33135696c68a39
SHA2560cb1bc1335372d9e3a0cf6f5311c7cce87af90d2a777fdeec18be605a2a70bc1
SHA5123d4315d591dcf7609c15b3e32bcc234659fcdbe4be24aef5dba4ad248ad42fd9ab082250244f99dc801ec21575b7400aace50a1e8834d5c33404e76a0caac834
-
Filesize
1.1MB
MD54d653e61ba01a521c56b9a70a9c9814e
SHA1de855dc3dbc914b497b58da92e0c21fff660796d
SHA256f7d3e01dcfc001cc80a988c518d4358955842d140054214d1367972c5c543350
SHA512e6a7db6e2893b5b01dd0c84a230d88abf50da63ceb1af5754a2c4c1fbd307a799a74f3f368430d3beb33590cda2e0a3cf509fef11c4477b76e8d3c4a582b5def
-
Filesize
22KB
MD5dcd68a87b7e6edbcfde48150403b22eb
SHA128e4839a29725075772fccc39b44e194eb91e477
SHA256ae3352b6ad6cffaae55f4387f9f5e79365ea17f8d5fb45ef11d21c3300a49a4c
SHA512ac2a6bc0afcd08c56090536a937772edd54f35505c9a5837d9bc8e91c31edb6137cf5191986b3473e9e2f512950b4dbfe4088598bfd1faf47088124c70aeba71
-
Filesize
248KB
MD5719d6ba1946c25aa61ce82f90d77ffd5
SHA194d2191378cac5719daecc826fc116816284c406
SHA25669c45175ecfd25af023f96ac0bb2c45e6a95e3ba8a5a50ee7969ccab14825c44
SHA512119152b624948b76921aa91a5024006ef7c8fdbfe5f6fe71b1ec9f2c0e504b22508ff438c4183e60fa8de93eb35a8c7ccdda3a686e3c2f65c8185f1dd2ef248b
-
Filesize
17.2MB
MD55b0bfa78154b1c57ab68574af285fc6f
SHA1bf9f6b357352f81a2e4427c4e5d839b89b32d3b7
SHA2560e79303169cd0305c364885824b1ee91b15e6ede8b7eae02e808ad4c4c35a36f
SHA51295dc94b13f82d61e5a168251665412c04710069a1b1679e9674d4a4dd2f824eff994e9ecd92f257a8abe1144239a8a4a6aa492c6b2e71d6faeb4d1e4a3c76d26