Analysis
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max time kernel
146s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
21-03-2024 22:26
Static task
static1
Behavioral task
behavioral1
Sample
3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe
Resource
win10v2004-20240226-en
General
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Target
3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe
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Size
1.8MB
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MD5
444532fcd858195a7e6e08dc42d9b119
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SHA1
d6648434771b3072314ae6f170a771f0f1e9408d
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SHA256
3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1
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SHA512
4f39c26eba4edfa95129f11ab43e38d54a259955b353788d57e820986fbe5fddf84f5e43436e5e1a99bfdb75898aa2f977d77a48cd6bf6e153feb2cecc5f89b2
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SSDEEP
49152:rHP+bWfPVX3OfW29enE7/qXw5FSr3sjscSTXn:bzE9enEeXAFesWTX
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 4 IoCs
Processes:
explorha.exeexplorha.exe3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exeexplorha.exedescription ioc process 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__ 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorha.exe -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exerundll32.exeflow pid process 3 3640 rundll32.exe 4 3268 rundll32.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorha.exeexplorha.exeexplorha.exe3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exedescription ioc process 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\VideoBiosVersion 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 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe -
Executes dropped EXE 3 IoCs
Processes:
explorha.exeexplorha.exeexplorha.exepid process 232 explorha.exe 656 explorha.exe 1556 explorha.exe -
Identifies Wine through registry keys 2 TTPs 4 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exeexplorha.exeexplorha.exeexplorha.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1637591879-962683004-3585269084-1000\Software\Wine 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe Key opened \REGISTRY\USER\S-1-5-21-1637591879-962683004-3585269084-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-1637591879-962683004-3585269084-1000\Software\Wine explorha.exe Key opened \REGISTRY\USER\S-1-5-21-1637591879-962683004-3585269084-1000\Software\Wine explorha.exe -
Loads dropped DLL 3 IoCs
Processes:
rundll32.exerundll32.exerundll32.exepid process 3940 rundll32.exe 3640 rundll32.exe 3268 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 4 IoCs
Processes:
3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exeexplorha.exeexplorha.exeexplorha.exepid process 228 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe 232 explorha.exe 656 explorha.exe 1556 explorha.exe -
Drops file in Windows directory 1 IoCs
Processes:
3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exedescription ioc process File created C:\Windows\Tasks\explorha.job 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exeexplorha.exerundll32.exepowershell.exeexplorha.exeexplorha.exepid process 228 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe 228 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe 232 explorha.exe 232 explorha.exe 3640 rundll32.exe 3640 rundll32.exe 3640 rundll32.exe 3640 rundll32.exe 3640 rundll32.exe 3640 rundll32.exe 3640 rundll32.exe 3640 rundll32.exe 3640 rundll32.exe 3640 rundll32.exe 3356 powershell.exe 3356 powershell.exe 656 explorha.exe 656 explorha.exe 1556 explorha.exe 1556 explorha.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 3356 powershell.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exeexplorha.exerundll32.exerundll32.exedescription pid process target process PID 228 wrote to memory of 232 228 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe explorha.exe PID 228 wrote to memory of 232 228 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe explorha.exe PID 228 wrote to memory of 232 228 3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe explorha.exe PID 232 wrote to memory of 3940 232 explorha.exe rundll32.exe PID 232 wrote to memory of 3940 232 explorha.exe rundll32.exe PID 232 wrote to memory of 3940 232 explorha.exe rundll32.exe PID 3940 wrote to memory of 3640 3940 rundll32.exe rundll32.exe PID 3940 wrote to memory of 3640 3940 rundll32.exe rundll32.exe PID 3640 wrote to memory of 4496 3640 rundll32.exe netsh.exe PID 3640 wrote to memory of 4496 3640 rundll32.exe netsh.exe PID 3640 wrote to memory of 3356 3640 rundll32.exe powershell.exe PID 3640 wrote to memory of 3356 3640 rundll32.exe powershell.exe PID 232 wrote to memory of 3268 232 explorha.exe rundll32.exe PID 232 wrote to memory of 3268 232 explorha.exe rundll32.exe PID 232 wrote to memory of 3268 232 explorha.exe rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.exe"C:\Users\Admin\AppData\Local\Temp\3c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1.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:228 -
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:232 -
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:3940 -
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:3640 -
C:\Windows\system32\netsh.exenetsh wlan show profiles5⤵PID:4496
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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\637591879962_Desktop.zip' -CompressionLevel Optimal5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3356
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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:3268
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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:656
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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:1556
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
625KB
MD52d3beb062c9aa63f2bf62e286a94a791
SHA1e4ff863f5f12190cfeef72828b2bd49bca03ba8e
SHA256a5f469ce584311631bc9ffb848825d6313fd577a6b4af7648c3a5e8056467c50
SHA5123f8e348644103e248a2d12c30f7d4ba1fa65c0aa1edbcd84b538a9bcc898cf9905d7298a3a9805a4e2d5e22adec78477939c859ab311c8e279e3c171e106ff5e
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Filesize
562KB
MD513766a7897eb60b451715f0915803961
SHA1b50bdef0554e8d823aaf0fcbffec6950ff43012c
SHA256925b957262184cceaf562a59288740a1c5cfa7166c24cd10af9e4c446cfdb4af
SHA5126c8d1af076a0155fef679d78808d7ea4b4bbc04a303c6f6881baca5a2ce776b2e710d299ed16be1f017ed8c77a9354d2da577a7dcabb95388751a923c3959487
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Filesize
454KB
MD510e5aaaeae2221be658f760a0921b15a
SHA1503b1bc76be85f01f4041ceae81f7c2a0b5ee029
SHA2563ed845f1602461c28c0a4a85cc2dbcfc8449df087e386360a1b15398f24bfdc3
SHA512f6af09c7c59362ef6f2e6e0f13e068cf78d3cae1e86b002ef28f4b32c4696e6708535281d5a7ad1a2e9abdf8b88508813ac929978d7326f86f137a74c6b8dc98
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Filesize
1.8MB
MD5444532fcd858195a7e6e08dc42d9b119
SHA1d6648434771b3072314ae6f170a771f0f1e9408d
SHA2563c0f5360b66ae1e40769081558167c5dbc9cd849998c1cc49d921a74acd610d1
SHA5124f39c26eba4edfa95129f11ab43e38d54a259955b353788d57e820986fbe5fddf84f5e43436e5e1a99bfdb75898aa2f977d77a48cd6bf6e153feb2cecc5f89b2
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Filesize
159KB
MD5c3f4b01efc18828706bd2d8b09e5e2b7
SHA133f0264b2a4f38c564a2342ecaa5b34df4b7ba2d
SHA2564ff0abeee00d6cd0beb770b57197ddb9d668be070c630a120b90f19a25ede7b2
SHA5128b41be33fb9232139bcd6319b4649e24f5dc0a8114228c4f9b473a4e1c361baa0918d0ab998fd679bc9357098961f48bec37d8b69e3b78677951d4995b2817db
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Filesize
159KB
MD540ac385cf9b62d322c623662e2d65ce8
SHA17c2e8e708e64f36887219f4b8ecdc42d343708da
SHA2566261701bb08cb6856cd5ffa25af5e08efe9645c410ddfd5a030602b0646411e8
SHA512df6dc71e3c3c68380fd96e3ef5b3536a5bce31a49af66fb8f06231449980d605e8530e313098efcc1982b63069cefd7a4a85c5a5968eb0a1a2905253fce4764b
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
109KB
MD5726cd06231883a159ec1ce28dd538699
SHA1404897e6a133d255ad5a9c26ac6414d7134285a2
SHA25612fef2d5995d671ec0e91bdbdc91e2b0d3c90ed3a8b2b13ddaa8ad64727dcd46
SHA5129ea82e7cb6c6a58446bd5033855947c3e2d475d2910f2b941235e0b96aa08eec822d2dd17cc86b2d3fce930f78b799291992408e309a6c63e3011266810ea83e
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Filesize
1.2MB
MD515a42d3e4579da615a384c717ab2109b
SHA122aeedeb2307b1370cdab70d6a6b6d2c13ad2301
SHA2563c97bb410e49b11af8116feb7240b7101e1967cae7538418c45c3d2e072e8103
SHA5121eb7f126dccc88a2479e3818c36120f5af3caa0d632b9ea803485ee6531d6e2a1fd0805b1c4364983d280df23ea5ca3ad4a5fca558ac436efae36af9b795c444