Analysis
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max time kernel
161s -
max time network
185s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2022 08:31
Static task
static1
Behavioral task
behavioral1
Sample
redlineStealer1.exe
Resource
win7-20220901-en
General
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Target
redlineStealer1.exe
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Size
4.6MB
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MD5
40f7448691c80ea2483d44d84b1f7d02
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SHA1
7f572aad898afb99ef6082280d5190deb954c886
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SHA256
80edb77e7473d68393b70416a3563b9743e25e0a4b85375ac642e2bfdf0380ef
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SHA512
4820979e439ff09ba47f1286d09f2c9513bb62fcfb309364b5707b7868ce226661a0f02e36c76cf8ce8308c95d9c46c01c53076fbcd4ecb1c28e5d7490eb5a67
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SSDEEP
98304:5Fjrg3ipseLuX6aBLdeQZfKA3c3uiAPnJS2fnEAnzMJq3xo:PUypsDT5KAM3kvJSinpnhx
Malware Config
Extracted
laplas
185.213.208.247
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api_key
f21073add21558dbf805f2d7f01a9192d88f14e6896a394396e1cd41f3a1c26b
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
redlineStealer1.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ redlineStealer1.exe -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
Check.exepid process 4160 Check.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
redlineStealer1.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion redlineStealer1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion redlineStealer1.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
redlineStealer1.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation redlineStealer1.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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Processes:
redlineStealer1.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA redlineStealer1.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
redlineStealer1.exepid process 3552 redlineStealer1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
redlineStealer1.exeCheck.exepid process 3552 redlineStealer1.exe 3552 redlineStealer1.exe 3552 redlineStealer1.exe 3552 redlineStealer1.exe 4160 Check.exe 4160 Check.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
redlineStealer1.exedescription pid process Token: SeDebugPrivilege 3552 redlineStealer1.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
redlineStealer1.exedescription pid process target process PID 3552 wrote to memory of 4160 3552 redlineStealer1.exe Check.exe PID 3552 wrote to memory of 4160 3552 redlineStealer1.exe Check.exe PID 3552 wrote to memory of 4160 3552 redlineStealer1.exe Check.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\redlineStealer1.exe"C:\Users\Admin\AppData\Local\Temp\redlineStealer1.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Check.exe"C:\Users\Admin\AppData\Local\Temp\Check.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\Check.exeFilesize
6.2MB
MD5d85f5e7893c37ff9874833cc6fb5802e
SHA124dfca8d70e51de77a27a310b42dbe2072479149
SHA2566f569e9d2fd013d0e87fc3a1a6b3da50b64f6983e1a9446b92e43dbf541bf778
SHA512101ec728731c6401a57605e1d87cbe91ca7a539ae21ec2b271a4a17a38f692d2b07563bfb72079081aac4ceb15978ce72de11fcc6a3c0598cef9a4712309e55d
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C:\Users\Admin\AppData\Local\Temp\Check.exeFilesize
6.2MB
MD5d85f5e7893c37ff9874833cc6fb5802e
SHA124dfca8d70e51de77a27a310b42dbe2072479149
SHA2566f569e9d2fd013d0e87fc3a1a6b3da50b64f6983e1a9446b92e43dbf541bf778
SHA512101ec728731c6401a57605e1d87cbe91ca7a539ae21ec2b271a4a17a38f692d2b07563bfb72079081aac4ceb15978ce72de11fcc6a3c0598cef9a4712309e55d
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memory/3552-146-0x0000000006150000-0x000000000625A000-memory.dmpFilesize
1.0MB
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memory/3552-137-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/3552-147-0x00000000779B0000-0x0000000077B53000-memory.dmpFilesize
1.6MB
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memory/3552-148-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/3552-138-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/3552-139-0x00000000779B0000-0x0000000077B53000-memory.dmpFilesize
1.6MB
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memory/3552-140-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/3552-141-0x0000000005440000-0x00000000059E4000-memory.dmpFilesize
5.6MB
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memory/3552-142-0x0000000005350000-0x00000000053E2000-memory.dmpFilesize
584KB
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memory/3552-143-0x00000000059F0000-0x0000000005A66000-memory.dmpFilesize
472KB
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memory/3552-144-0x0000000005A70000-0x0000000005AC0000-memory.dmpFilesize
320KB
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memory/3552-145-0x0000000005AC0000-0x00000000060D8000-memory.dmpFilesize
6.1MB
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memory/3552-132-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/3552-135-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/3552-136-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/3552-149-0x0000000006410000-0x0000000006422000-memory.dmpFilesize
72KB
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memory/3552-150-0x0000000006430000-0x000000000646C000-memory.dmpFilesize
240KB
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memory/3552-151-0x0000000006510000-0x00000000066D2000-memory.dmpFilesize
1.8MB
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memory/3552-152-0x0000000001040000-0x00000000010A6000-memory.dmpFilesize
408KB
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memory/3552-153-0x00000000079F0000-0x0000000007F1C000-memory.dmpFilesize
5.2MB
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memory/3552-158-0x00000000779B0000-0x0000000077B53000-memory.dmpFilesize
1.6MB
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memory/3552-134-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/3552-133-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/3552-157-0x0000000000400000-0x0000000000C83000-memory.dmpFilesize
8.5MB
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memory/4160-154-0x0000000000000000-mapping.dmp
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memory/4160-159-0x00000000009B0000-0x000000000172D000-memory.dmpFilesize
13.5MB