Analysis
- max time kernel
143s - max time network
125s - platform
windows11-21h2_x64 - resource
win11-20240426-en - resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system - submitted
31/05/2024, 17:29
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe
Resource
win10v2004-20240426-en
14 signatures
150 seconds
General
- Target 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe
- Size 1.8MB
- Sample240531-v218asfb91
- SHA256 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba
- MD5 d5cb3a002a6118f978c11498d40a37fb
- SHA1 c50b6e66f7b4cd0a2e3bb8d487a9da0a31d8ae0c
- SHA512 d936cbdbf9c83ff766fc6100d729c9725765e8a0f008f93a7b686eb03958f1dce3f7df79bc1e713ffdeeeef4baf2d12e268d8534a2f5d68ac83ac80dc5216363
- SSDEEP 49152:9dnptKgWJ5jRo/p+WR7LYm5ZpDiJ9GE+q2Y6L/y:9tptpW4+WR+YE+qWu
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
amadey
Version
-
4.21
Botnet
-
0e6740
C2
-
http://147.45.47.155
Attributes
-
install_dir
9217037dc9
-
install_file
explortu.exe
-
strings_key
8e894a8a4a3d0da8924003a561cfb244
-
url_paths
/ku4Nor9/index.php
rc4.plain
Extracted
Family
-
amadey
Version
-
4.21
Botnet
-
49e482
C2
-
http://147.45.47.70
Attributes
-
install_dir
1b29d73536
-
install_file
axplont.exe
-
strings_key
4d31dd1a190d9879c21fac6d87dc0043
-
url_paths
/tr8nomy/index.php
rc4.plain
Extracted
Family
-
risepro
C2
-
147.45.47.126:58709
Signatures
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 9 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explortu.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 93cf871655.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explortu.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ axplont.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 80fca1372d.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ axplont.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ axplont.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explortu.exe - Downloads MZ/PE file
- Checks BIOS information in registry 2 TTPs 18 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion axplont.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 93cf871655.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion axplont.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 80fca1372d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 93cf871655.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion axplont.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explortu.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 80fca1372d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion axplont.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion axplont.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion axplont.exe - Executes dropped EXE 8 IoCs
pid Process 4544 explortu.exe 2320 80fca1372d.exe 2940 93cf871655.exe 3604 axplont.exe 5040 axplont.exe 2936 explortu.exe 3876 axplont.exe 3912 explortu.exe - Identifies Wine through registry keys 2 TTPs 9 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Wine 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe Key opened \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Wine explortu.exe Key opened \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Wine 80fca1372d.exe Key opened \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Wine explortu.exe Key opened \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Wine axplont.exe Key opened \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Wine 93cf871655.exe Key opened \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Wine axplont.exe Key opened \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Wine axplont.exe Key opened \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Wine explortu.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3938118698-2964058152-2337880935-1000\Software\Microsoft\Windows\CurrentVersion\Run\93cf871655.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000005001\\93cf871655.exe" explortu.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 9 IoCs
pid Process 3908 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe 4544 explortu.exe 2320 80fca1372d.exe 2940 93cf871655.exe 3604 axplont.exe 5040 axplont.exe 2936 explortu.exe 3876 axplont.exe 3912 explortu.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Tasks\explortu.job 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe File created C:\Windows\Tasks\axplont.job 80fca1372d.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 3908 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe 3908 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe 4544 explortu.exe 4544 explortu.exe 2320 80fca1372d.exe 2320 80fca1372d.exe 2940 93cf871655.exe 2940 93cf871655.exe 3604 axplont.exe 3604 axplont.exe 5040 axplont.exe 5040 axplont.exe 2936 explortu.exe 2936 explortu.exe 3876 axplont.exe 3876 axplont.exe 3912 explortu.exe 3912 explortu.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3908 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3908 wrote to memory of 4544 3908 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe 77 PID 3908 wrote to memory of 4544 3908 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe 77 PID 3908 wrote to memory of 4544 3908 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe 77 PID 4544 wrote to memory of 1564 4544 explortu.exe 78 PID 4544 wrote to memory of 1564 4544 explortu.exe 78 PID 4544 wrote to memory of 1564 4544 explortu.exe 78 PID 4544 wrote to memory of 2320 4544 explortu.exe 79 PID 4544 wrote to memory of 2320 4544 explortu.exe 79 PID 4544 wrote to memory of 2320 4544 explortu.exe 79 PID 4544 wrote to memory of 2940 4544 explortu.exe 80 PID 4544 wrote to memory of 2940 4544 explortu.exe 80 PID 4544 wrote to memory of 2940 4544 explortu.exe 80 PID 2320 wrote to memory of 3604 2320 80fca1372d.exe 81 PID 2320 wrote to memory of 3604 2320 80fca1372d.exe 81 PID 2320 wrote to memory of 3604 2320 80fca1372d.exe 81
Processes
-
C:\Users\Admin\AppData\Local\Temp\91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe"C:\Users\Admin\AppData\Local\Temp\91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3908 -
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe"C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe"C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe"3⤵PID:1564
-
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C:\Users\Admin\1000004002\80fca1372d.exe"C:\Users\Admin\1000004002\80fca1372d.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe"C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe"4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3604
-
-
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C:\Users\Admin\AppData\Local\Temp\1000005001\93cf871655.exe"C:\Users\Admin\AppData\Local\Temp\1000005001\93cf871655.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2940
-
-
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C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exeC:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:5040
-
C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exeC:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2936
-
C:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exeC:\Users\Admin\AppData\Local\Temp\1b29d73536\axplont.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3876
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C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exeC:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3912
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\1000004002\80fca1372d.exe
- Size 1.8MB
- SHA256 b65971334ecaf4a2fdd853dbc76e93cfa232f3dec7d99a4bcad402e9cc7ea65b
- MD5 2ca853335a515ded015111241549e7b1
- SHA1 f42c7120ed395ff5924f95efa031cc744dc09b7a
- SHA512 935e13b8d9146d9c4dbaf8e5c8d613a8f495e4b373d759063400fe86b716196ac93c01f4c968c5d40e59dfe865e32aacf32fe0bd9078baa83ca92baf55d892cc
- SSDEEP 49152:12vCrXOsSFGMtR9JUCcLFBEM34JdnKGnx:12WXH21zcLjEMoJtB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\1000005001\93cf871655.exe
- Size 2.3MB
- SHA256 3455383f8749d6c1c0e0b9cfddc1637f6f73a89356483371559f6b0e862ff976
- MD5 1c7dae2ae5c440891fc49c6109eebbe2
- SHA1 82591b21ac64e3cf8e558d4dea02f1eacc895f2e
- SHA512 08b043228ebf4e031bdc4062e647648c3e77f07c0583bf93da92c8e9ef45bc9082315f933736f1ead94abf6a9f19ea7e7abbfacee8fabb8fa4d7824f1d69d75a
- SSDEEP 49152:IVRIO8j/CSVKaW3N1X6ywwutKVdbM01jbIIYJzeYdDwNqXmiMVRsz1:w6HnqN1X/etKzt1jbu5sq
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\9217037dc9\explortu.exe
- Size 1.8MB
- SHA256 91f4c597246f5cdc11845841a5a97be723f57ef85da0b230057128fcc8c3edba
- MD5 d5cb3a002a6118f978c11498d40a37fb
- SHA1 c50b6e66f7b4cd0a2e3bb8d487a9da0a31d8ae0c
- SHA512 d936cbdbf9c83ff766fc6100d729c9725765e8a0f008f93a7b686eb03958f1dce3f7df79bc1e713ffdeeeef4baf2d12e268d8534a2f5d68ac83ac80dc5216363
- SSDEEP 49152:9dnptKgWJ5jRo/p+WR7LYm5ZpDiJ9GE+q2Y6L/y:9tptpW4+WR+YE+qWu
- MD5 SHA1 SHA512 SSDEEP