Analysis
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max time kernel
16s -
max time network
22s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
15-07-2024 08:06
Behavioral task
behavioral1
Sample
Loader 3.0.exe
Resource
win7-20240708-en
windows7-x64
Behavioral task
behavioral2
Sample
Loader 3.0.exe
Resource
win10-20240404-en
windows10-1703-x64
Behavioral task
behavioral3
Sample
Loader 3.0.exe
Resource
win10v2004-20240709-en
windows10-2004-x64
Behavioral task
behavioral4
Sample
Loader 3.0.exe
Resource
win11-20240709-en
windows11-21h2-x64
General
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Target
Loader 3.0.exe
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Size
147KB
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MD5
ff4cd364323fc2048c35783a38070aef
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SHA1
4736172dd07a3a196343b94dd56b4e4edc0f2bce
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SHA256
6dd7522accb6773bade16720b53ca577574defae5b1c7caf4b7fc6826dfed7e7
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SHA512
c72b07b78ccbcfad14fa9f7bc3e8a086c29969b4f7f30dbe57a1a173cd82d61a20bf5ead0bc7b627d5d7f7f0def71710e2ce09590be7a886ad6c9414981eb961
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SSDEEP
1536:FzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDEtDyI4njdbJBGCkmsQwvB6jr4j:GqJogYkcSNm9V7Dk4F91qYUrnbT
Malware Config
Signatures
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Renames multiple (356) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Deletes itself 1 IoCs
Processes:
EBE5.tmppid Process 896 EBE5.tmp -
Executes dropped EXE 1 IoCs
Processes:
EBE5.tmppid Process 896 EBE5.tmp -
Loads dropped DLL 1 IoCs
Processes:
Loader 3.0.exepid Process 2344 Loader 3.0.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s) 2 IoCs
Processes:
Loader 3.0.exedescription ioc Process File opened for modification C:\$Recycle.Bin\S-1-5-21-2958949473-3205530200-1453100116-1000\desktop.ini Loader 3.0.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-2958949473-3205530200-1453100116-1000\desktop.ini Loader 3.0.exe -
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
Processes:
Loader 3.0.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\Jw5Jgl9mC.bmp" Loader 3.0.exe Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\Jw5Jgl9mC.bmp" Loader 3.0.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
EBE5.tmppid Process 896 EBE5.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies Control Panel 2 IoCs
Processes:
Loader 3.0.exedescription ioc Process Key created \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Control Panel\Desktop Loader 3.0.exe Set value (str) \REGISTRY\USER\S-1-5-21-2958949473-3205530200-1453100116-1000\Control Panel\Desktop\WallpaperStyle = "10" Loader 3.0.exe -
Modifies registry class 5 IoCs
Processes:
Loader 3.0.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Jw5Jgl9mC\DefaultIcon\ = "C:\\ProgramData\\Jw5Jgl9mC.ico" Loader 3.0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.Jw5Jgl9mC Loader 3.0.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.Jw5Jgl9mC\ = "Jw5Jgl9mC" Loader 3.0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Jw5Jgl9mC\DefaultIcon Loader 3.0.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Jw5Jgl9mC Loader 3.0.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
Loader 3.0.exepid Process 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe 2344 Loader 3.0.exe -
Suspicious behavior: RenamesItself 26 IoCs
Processes:
EBE5.tmppid Process 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp 896 EBE5.tmp -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
Loader 3.0.exedescription pid Process Token: SeAssignPrimaryTokenPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeDebugPrivilege 2344 Loader 3.0.exe Token: 36 2344 Loader 3.0.exe Token: SeImpersonatePrivilege 2344 Loader 3.0.exe Token: SeIncBasePriorityPrivilege 2344 Loader 3.0.exe Token: SeIncreaseQuotaPrivilege 2344 Loader 3.0.exe Token: 33 2344 Loader 3.0.exe Token: SeManageVolumePrivilege 2344 Loader 3.0.exe Token: SeProfSingleProcessPrivilege 2344 Loader 3.0.exe Token: SeRestorePrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSystemProfilePrivilege 2344 Loader 3.0.exe Token: SeTakeOwnershipPrivilege 2344 Loader 3.0.exe Token: SeShutdownPrivilege 2344 Loader 3.0.exe Token: SeDebugPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeBackupPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe Token: SeSecurityPrivilege 2344 Loader 3.0.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
Loader 3.0.exeEBE5.tmpdescription pid Process procid_target PID 2344 wrote to memory of 896 2344 Loader 3.0.exe 33 PID 2344 wrote to memory of 896 2344 Loader 3.0.exe 33 PID 2344 wrote to memory of 896 2344 Loader 3.0.exe 33 PID 2344 wrote to memory of 896 2344 Loader 3.0.exe 33 PID 2344 wrote to memory of 896 2344 Loader 3.0.exe 33 PID 896 wrote to memory of 2456 896 EBE5.tmp 34 PID 896 wrote to memory of 2456 896 EBE5.tmp 34 PID 896 wrote to memory of 2456 896 EBE5.tmp 34 PID 896 wrote to memory of 2456 896 EBE5.tmp 34
Processes
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C:\Users\Admin\AppData\Local\Temp\Loader 3.0.exe"C:\Users\Admin\AppData\Local\Temp\Loader 3.0.exe"1⤵
- Loads dropped DLL
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\ProgramData\EBE5.tmp"C:\ProgramData\EBE5.tmp"2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:896 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\EBE5.tmp >> NUL3⤵PID:2456
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
129B
MD59483a86c8a34ee27643354c8e1f58aa1
SHA1a33208f1b667db4d3996ceaf41f12296a2093bda
SHA256322d32dfdd09e0225fc7fae093b1b0d97e13a6a29496e027b0ac249e7b52f29a
SHA512653d93d6797232571008f85ea41c086c4b1a7feef1f2ffaa7fc4dfc1d1205335992bd327b9ce6ea249724cf83aa02f23949585ea4b456febaa87a1e3b18ef207
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Filesize
1KB
MD58b28296a2c168d86adbafc888d0f95f0
SHA149d6b109bf24f39c2c0f62c0796b8693c0bd99e5
SHA2567b3daacf846fe79840647e67d9c5226a7fda47d5b32c24d874654e8ff78ffcc9
SHA512b0f0e0a6f2962250c3b9f87637854756e7a0fcde561aae14654d0dcd1e1013876442c0354e41c5bc8e3ef57f170ac2073874ff22fdc5656f62f930350f9df6ac
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Filesize
147KB
MD58959f74ddfd1d038bbcc1b06c323462a
SHA15a0f6168238e459f056b722b575af4cb39531a2f
SHA256017125a6568060f23baaf67c0e9586abad97e2458e2317d95bba42f1fe36a7ff
SHA5120a3cc62604ec07642b1d1619a0ab59a46d5490e9bd0814f101418ede83f7f6c479a765fddf52ec4ea8bf3359ccae17e79c0819be41ba6548acf6fed2ba28e42a
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Filesize
129B
MD53d4eba11905817f2a4e80cb7ee2e7cc3
SHA121238f220533c4017d5bccbf95c3ff3fcf896875
SHA25626d2d8f1aa4e99a39282895dcb55f2db7687b7e6b5975327db8b2152b354fb5b
SHA5125406c54f4725573953288b6c13400f01d786517fb73d2da0625969b3bd6c4e117a3e4331cc40331449848a75903c88a4d9e67d76c9a4ab93d6a93c5e47d2a0f1
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf