Analysis
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max time kernel
143s -
max time network
96s -
platform
windows10-2004_x64 -
resource
win10v2004-20250207-en -
resource tags
arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system -
submitted
07-02-2025 15:11
Static task
static1
Behavioral task
behavioral1
Sample
random.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
random.exe
Resource
win10v2004-20250207-en
General
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Target
random.exe
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Size
6.3MB
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MD5
3d72b2c4ba36263375742d6c8d726c98
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SHA1
64ed89d703370ce69d0d8dea61e697f192719421
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SHA256
5daf14b11bae7062c17e08f0fc02d949b70f0a862a703821f2bfdb7720c2e516
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SHA512
42fdb2e6e525d39897bf1031105f78aaf9731c539dc8bc619bb1aa4a08bac12c2b94f8efe26bb3165abb162fa0a89a8e40964da60847283a54ccda0ab654ad7c
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SSDEEP
98304:6/Ury/Oc4Njy7ObMpVR9H09BK96gcFOnCGppHMhUx/ja:6/Uymc4NOOCVf3gurp
Malware Config
Extracted
cryptbot
Signatures
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Cryptbot family
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Detects CryptBot payload 1 IoCs
CryptBot is a C++ stealer distributed widely in bundle with other software.
resource yara_rule behavioral2/memory/3364-12-0x0000000069CC0000-0x000000006A71B000-memory.dmp family_cryptbot_v3 -
Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxSF random.exe -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ random.exe -
Uses browser remote debugging 2 TTPs 4 IoCs
Can be used control the browser and steal sensitive information such as credentials and session cookies.
pid Process 4472 chrome.exe 212 chrome.exe 4332 chrome.exe 3604 chrome.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion random.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion random.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-189444705-1272902858-1305688695-1000\Control Panel\International\Geo\Nation random.exe -
Executes dropped EXE 3 IoCs
pid Process 1736 service123.exe 2292 service123.exe 2772 service123.exe -
Identifies Wine through registry keys 2 TTPs 1 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-1-5-21-189444705-1272902858-1305688695-1000\Software\Wine random.exe -
Loads dropped DLL 3 IoCs
pid Process 1736 service123.exe 2292 service123.exe 2772 service123.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3364 random.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2232 3364 WerFault.exe 78 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language random.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language service123.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 random.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString random.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer chrome.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3200 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 3364 random.exe 3364 random.exe 3364 random.exe 3364 random.exe 3364 random.exe 3364 random.exe 3364 random.exe 3364 random.exe 3364 random.exe 3364 random.exe 4332 chrome.exe 4332 chrome.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
pid Process 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 4332 chrome.exe Token: SeCreatePagefilePrivilege 4332 chrome.exe Token: SeShutdownPrivilege 4332 chrome.exe Token: SeCreatePagefilePrivilege 4332 chrome.exe -
Suspicious use of FindShellTrayWindow 26 IoCs
pid Process 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe 4332 chrome.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3364 wrote to memory of 4332 3364 random.exe 79 PID 3364 wrote to memory of 4332 3364 random.exe 79 PID 4332 wrote to memory of 336 4332 chrome.exe 80 PID 4332 wrote to memory of 336 4332 chrome.exe 80 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2576 4332 chrome.exe 81 PID 4332 wrote to memory of 2476 4332 chrome.exe 82 PID 4332 wrote to memory of 2476 4332 chrome.exe 82 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83 PID 4332 wrote to memory of 884 4332 chrome.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\random.exe"C:\Users\Admin\AppData\Local\Temp\random.exe"1⤵
- Enumerates VirtualBox registry keys
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3364 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9222 --profile-directory="Default"2⤵
- Uses browser remote debugging
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffd156bcc40,0x7ffd156bcc4c,0x7ffd156bcc583⤵PID:336
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1936,i,257438731559593136,5559914079128500770,262144 --variations-seed-version=20250206-180041.353000 --mojo-platform-channel-handle=1932 /prefetch:23⤵PID:2576
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=2064,i,257438731559593136,5559914079128500770,262144 --variations-seed-version=20250206-180041.353000 --mojo-platform-channel-handle=2076 /prefetch:33⤵PID:2476
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2296,i,257438731559593136,5559914079128500770,262144 --variations-seed-version=20250206-180041.353000 --mojo-platform-channel-handle=2304 /prefetch:83⤵PID:884
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3188,i,257438731559593136,5559914079128500770,262144 --variations-seed-version=20250206-180041.353000 --mojo-platform-channel-handle=3208 /prefetch:13⤵
- Uses browser remote debugging
PID:3604
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3244,i,257438731559593136,5559914079128500770,262144 --variations-seed-version=20250206-180041.353000 --mojo-platform-channel-handle=3232 /prefetch:13⤵
- Uses browser remote debugging
PID:4472
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=3644,i,257438731559593136,5559914079128500770,262144 --variations-seed-version=20250206-180041.353000 --mojo-platform-channel-handle=4292 /prefetch:13⤵
- Uses browser remote debugging
PID:212
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4672,i,257438731559593136,5559914079128500770,262144 --variations-seed-version=20250206-180041.353000 --mojo-platform-channel-handle=4640 /prefetch:83⤵PID:4656
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4524,i,257438731559593136,5559914079128500770,262144 --variations-seed-version=20250206-180041.353000 --mojo-platform-channel-handle=4656 /prefetch:83⤵PID:4360
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C:\Users\Admin\AppData\Local\Temp\service123.exe"C:\Users\Admin\AppData\Local\Temp\service123.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1736
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3200
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3364 -s 18402⤵
- Program crash
PID:2232
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C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"1⤵PID:552
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3364 -ip 33641⤵PID:428
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C:\Users\Admin\AppData\Local\Temp\service123.exeC:\Users\Admin\AppData\Local\Temp\/service123.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2292
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C:\Users\Admin\AppData\Local\Temp\service123.exeC:\Users\Admin\AppData\Local\Temp\/service123.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2772
Network
MITRE ATT&CK Enterprise v15
Persistence
Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2B
MD5d751713988987e9331980363e24189ce
SHA197d170e1550eee4afc0af065b78cda302a97674c
SHA2564f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
SHA512b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af