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Analysis
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max time kernel
292s -
max time network
299s -
platform
windows10-1703_x64 -
resource
win10-20240221-en -
resource tags
arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system -
submitted
28/03/2024, 22:42
Static task
static1
Behavioral task
behavioral1
Sample
bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe
Resource
win7-20240221-en
General
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Target
bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe
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Size
1.8MB
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MD5
2df48eca90c65bd7d080bd3a3ed2a046
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SHA1
01f5657be277c1bb8588bc452fe01a2932de0d93
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SHA256
bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8
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SHA512
ba02f7ce86c8e5c1bb83fe6bc836d251f2f8095f26257298c91a633bccec9acfee477009dacf91fe2639fec0c6bc4d7ae49c02a32676540592ec767ef8f342ad
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SSDEEP
49152:xp00sOY9rARzGnwnJQYBFTtUB+mL7njhWd6A/:Y0ZEk8wnHbM+mnjPA/
Malware Config
Extracted
amadey
4.18
http://193.233.132.56
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install_dir
09fd851a4f
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install_file
explorha.exe
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strings_key
443351145ece4966ded809641c77cfa8
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url_paths
/Pneh2sXQk0/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 7 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe -
Blocklisted process makes network request 2 IoCs
flow pid Process 4 4560 rundll32.exe 5 4320 rundll32.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 14 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorha.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorha.exe -
Executes dropped EXE 6 IoCs
pid Process 4328 explorha.exe 784 explorha.exe 2448 explorha.exe 4248 explorha.exe 3752 explorha.exe 4140 explorha.exe -
Identifies Wine through registry keys 2 TTPs 7 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-1-5-21-3281913400-1494313570-2321515684-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3281913400-1494313570-2321515684-1000\Software\Wine bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe Key opened \REGISTRY\USER\S-1-5-21-3281913400-1494313570-2321515684-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3281913400-1494313570-2321515684-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3281913400-1494313570-2321515684-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3281913400-1494313570-2321515684-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-3281913400-1494313570-2321515684-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
pid Process 3288 rundll32.exe 4560 rundll32.exe 4320 rundll32.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs
pid Process 2428 bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe 4328 explorha.exe 784 explorha.exe 2448 explorha.exe 4248 explorha.exe 3752 explorha.exe 4140 explorha.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\explorha.job bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 27 IoCs
pid Process 2428 bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe 2428 bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe 4328 explorha.exe 4328 explorha.exe 4560 rundll32.exe 4560 rundll32.exe 4560 rundll32.exe 4560 rundll32.exe 4560 rundll32.exe 4560 rundll32.exe 4560 rundll32.exe 4560 rundll32.exe 4560 rundll32.exe 4560 rundll32.exe 3144 powershell.exe 3144 powershell.exe 3144 powershell.exe 784 explorha.exe 784 explorha.exe 2448 explorha.exe 2448 explorha.exe 4248 explorha.exe 4248 explorha.exe 3752 explorha.exe 3752 explorha.exe 4140 explorha.exe 4140 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3144 powershell.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2428 wrote to memory of 4328 2428 bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe 75 PID 2428 wrote to memory of 4328 2428 bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe 75 PID 2428 wrote to memory of 4328 2428 bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe 75 PID 4328 wrote to memory of 3288 4328 explorha.exe 76 PID 4328 wrote to memory of 3288 4328 explorha.exe 76 PID 4328 wrote to memory of 3288 4328 explorha.exe 76 PID 3288 wrote to memory of 4560 3288 rundll32.exe 77 PID 3288 wrote to memory of 4560 3288 rundll32.exe 77 PID 4560 wrote to memory of 920 4560 rundll32.exe 78 PID 4560 wrote to memory of 920 4560 rundll32.exe 78 PID 4560 wrote to memory of 3144 4560 rundll32.exe 80 PID 4560 wrote to memory of 3144 4560 rundll32.exe 80 PID 4328 wrote to memory of 4320 4328 explorha.exe 83 PID 4328 wrote to memory of 4320 4328 explorha.exe 83 PID 4328 wrote to memory of 4320 4328 explorha.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.exe"C:\Users\Admin\AppData\Local\Temp\bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8.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 WriteProcessMemory
PID:2428 -
C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exe"2⤵
- 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
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3288 -
C:\Windows\system32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4560 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:920
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\281913400149_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3144
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\clip64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
PID:4320
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:784
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:2448
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:4248
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:3752
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C:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.exeC:\Users\Admin\AppData\Local\Temp\09fd851a4f\explorha.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:4140
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD52df48eca90c65bd7d080bd3a3ed2a046
SHA101f5657be277c1bb8588bc452fe01a2932de0d93
SHA256bfaaa91e8792e01743c34c2516b547639f8bf808c06a38fe40dc79411cf121b8
SHA512ba02f7ce86c8e5c1bb83fe6bc836d251f2f8095f26257298c91a633bccec9acfee477009dacf91fe2639fec0c6bc4d7ae49c02a32676540592ec767ef8f342ad
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
109KB
MD5726cd06231883a159ec1ce28dd538699
SHA1404897e6a133d255ad5a9c26ac6414d7134285a2
SHA25612fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46
SHA5129ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e
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Filesize
1.2MB
MD515a42d3e4579da615a384c717ab2109b
SHA122aeedeb2307b1370cdab70d6a6b6d2c13ad2301
SHA2563c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103
SHA5121eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444