Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2024 22:26
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
General
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Target
file.exe
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Size
4.2MB
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MD5
e4ce436577c61894061cb66d79ff104c
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SHA1
f9fefdd313f0418ddf9d143bf66566c2932cc0b5
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SHA256
f9445c47bc1b7580e4a81cda77fe412ffad705411ab1cc28d164250d275a3017
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SHA512
6d3ead9324b8061e32f1e4dc133e6a1e129d24cd17d147595fe8aeb445c462b39a696edb5c4fa005d4fb86113b7183f37103b0e10648490ed87302fc423fb222
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SSDEEP
98304:MHVnAVflpUOMkj4jRPDsaHFzPh0ujVS/V0jnYIi1NCxX80bJ6Q2YRebm0:MHJAVf5Fj4xBlPGc2uuGX96Qvel
Malware Config
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/2956-6-0x0000000069CC0000-0x000000006A71B000-memory.dmp family_cryptbot_v3 -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ file.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 2444 chrome.exe 2484 chrome.exe 1536 chrome.exe 2664 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 file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion file.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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation file.exe -
Executes dropped EXE 3 IoCs
pid Process 2012 service123.exe 3940 service123.exe 820 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-1-5-21-1045960512-3948844814-3059691613-1000\Software\Wine file.exe -
Loads dropped DLL 3 IoCs
pid Process 2012 service123.exe 3940 service123.exe 820 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 2956 file.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 3896 2956 WerFault.exe 82 -
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 service123.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.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 file.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString file.exe -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer chrome.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS 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 1020 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2956 file.exe 2956 file.exe 2664 chrome.exe 2664 chrome.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
pid Process 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeShutdownPrivilege 2664 chrome.exe Token: SeCreatePagefilePrivilege 2664 chrome.exe Token: SeShutdownPrivilege 2664 chrome.exe Token: SeCreatePagefilePrivilege 2664 chrome.exe -
Suspicious use of FindShellTrayWindow 26 IoCs
pid Process 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe 2664 chrome.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2956 wrote to memory of 2664 2956 file.exe 96 PID 2956 wrote to memory of 2664 2956 file.exe 96 PID 2664 wrote to memory of 2636 2664 chrome.exe 97 PID 2664 wrote to memory of 2636 2664 chrome.exe 97 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 2784 2664 chrome.exe 98 PID 2664 wrote to memory of 1008 2664 chrome.exe 99 PID 2664 wrote to memory of 1008 2664 chrome.exe 99 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100 PID 2664 wrote to memory of 3808 2664 chrome.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- 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:2956 -
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:2664 -
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,0x100,0xd4,0x104,0x7ffb665bcc40,0x7ffb665bcc4c,0x7ffb665bcc583⤵PID:2636
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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=1988,i,7948129171226094442,18261135366788609762,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1980 /prefetch:23⤵PID:2784
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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=1892,i,7948129171226094442,18261135366788609762,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2128 /prefetch:33⤵PID:1008
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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=2248,i,7948129171226094442,18261135366788609762,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2460 /prefetch:83⤵PID:3808
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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=3176,i,7948129171226094442,18261135366788609762,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3184 /prefetch:13⤵
- Uses browser remote debugging
PID:2484
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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=3192,i,7948129171226094442,18261135366788609762,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3224 /prefetch:13⤵
- Uses browser remote debugging
PID:2444
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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=3816,i,7948129171226094442,18261135366788609762,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3620 /prefetch:13⤵
- Uses browser remote debugging
PID:1536
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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:2012
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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:1020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 13122⤵
- Program crash
PID:3896
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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:2096
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2956 -ip 29561⤵PID:4196
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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:3940
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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:820
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