Analysis
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max time kernel
24s -
max time network
28s -
platform
windows11-21h2_x64 -
resource
win11-20241023-en -
resource tags
arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system -
submitted
03-12-2024 22:42
General
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Target
osintbeta.exe
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Size
631KB
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MD5
563db1fc707e29d140d343e75ee9d389
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SHA1
ece61378cffc5f950dec95249eeebe9d01f17496
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SHA256
bf59201502504351baacaa124496df5d010b90c828c10a3413c9d40409f30ec9
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SHA512
e17836e475dd607ea8502012845b7ee13ef12b01ae11745706735a23ef0b9133c8e645d905e2005b2842fea18bd8c39c0b002cda66dfd89be8a658c8aa7dab45
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SSDEEP
12288:hoZtL+EP8smVkvFuW5a8VHCCHGmNiMdRC:fI8nVkvFuW5a8VHCCHGIiMdA
Malware Config
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule behavioral1/memory/3532-1-0x000001571A960000-0x000001571AA04000-memory.dmp family_umbral -
Umbral family
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Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3364 powershell.exe 3028 powershell.exe 3668 powershell.exe 2528 powershell.exe -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\drivers\etc\hosts osintbeta.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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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 4 discord.com 7 discord.com -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 1 ip-api.com -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3544 cmd.exe 664 PING.EXE -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName taskmgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000 taskmgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A taskmgr.exe -
Detects videocard installed 1 TTPs 1 IoCs
Uses WMIC.exe to determine videocard installed.
pid Process 4920 wmic.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 664 PING.EXE -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 3532 osintbeta.exe 3364 powershell.exe 3364 powershell.exe 2528 powershell.exe 2528 powershell.exe 3028 powershell.exe 3028 powershell.exe 3004 powershell.exe 3004 powershell.exe 3668 powershell.exe 3668 powershell.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 3532 osintbeta.exe Token: SeIncreaseQuotaPrivilege 3500 wmic.exe Token: SeSecurityPrivilege 3500 wmic.exe Token: SeTakeOwnershipPrivilege 3500 wmic.exe Token: SeLoadDriverPrivilege 3500 wmic.exe Token: SeSystemProfilePrivilege 3500 wmic.exe Token: SeSystemtimePrivilege 3500 wmic.exe Token: SeProfSingleProcessPrivilege 3500 wmic.exe Token: SeIncBasePriorityPrivilege 3500 wmic.exe Token: SeCreatePagefilePrivilege 3500 wmic.exe Token: SeBackupPrivilege 3500 wmic.exe Token: SeRestorePrivilege 3500 wmic.exe Token: SeShutdownPrivilege 3500 wmic.exe Token: SeDebugPrivilege 3500 wmic.exe Token: SeSystemEnvironmentPrivilege 3500 wmic.exe Token: SeRemoteShutdownPrivilege 3500 wmic.exe Token: SeUndockPrivilege 3500 wmic.exe Token: SeManageVolumePrivilege 3500 wmic.exe Token: 33 3500 wmic.exe Token: 34 3500 wmic.exe Token: 35 3500 wmic.exe Token: 36 3500 wmic.exe Token: SeIncreaseQuotaPrivilege 3500 wmic.exe Token: SeSecurityPrivilege 3500 wmic.exe Token: SeTakeOwnershipPrivilege 3500 wmic.exe Token: SeLoadDriverPrivilege 3500 wmic.exe Token: SeSystemProfilePrivilege 3500 wmic.exe Token: SeSystemtimePrivilege 3500 wmic.exe Token: SeProfSingleProcessPrivilege 3500 wmic.exe Token: SeIncBasePriorityPrivilege 3500 wmic.exe Token: SeCreatePagefilePrivilege 3500 wmic.exe Token: SeBackupPrivilege 3500 wmic.exe Token: SeRestorePrivilege 3500 wmic.exe Token: SeShutdownPrivilege 3500 wmic.exe Token: SeDebugPrivilege 3500 wmic.exe Token: SeSystemEnvironmentPrivilege 3500 wmic.exe Token: SeRemoteShutdownPrivilege 3500 wmic.exe Token: SeUndockPrivilege 3500 wmic.exe Token: SeManageVolumePrivilege 3500 wmic.exe Token: 33 3500 wmic.exe Token: 34 3500 wmic.exe Token: 35 3500 wmic.exe Token: 36 3500 wmic.exe Token: SeDebugPrivilege 3364 powershell.exe Token: SeDebugPrivilege 2528 powershell.exe Token: SeDebugPrivilege 3028 powershell.exe Token: SeDebugPrivilege 3004 powershell.exe Token: SeIncreaseQuotaPrivilege 4192 wmic.exe Token: SeSecurityPrivilege 4192 wmic.exe Token: SeTakeOwnershipPrivilege 4192 wmic.exe Token: SeLoadDriverPrivilege 4192 wmic.exe Token: SeSystemProfilePrivilege 4192 wmic.exe Token: SeSystemtimePrivilege 4192 wmic.exe Token: SeProfSingleProcessPrivilege 4192 wmic.exe Token: SeIncBasePriorityPrivilege 4192 wmic.exe Token: SeCreatePagefilePrivilege 4192 wmic.exe Token: SeBackupPrivilege 4192 wmic.exe Token: SeRestorePrivilege 4192 wmic.exe Token: SeShutdownPrivilege 4192 wmic.exe Token: SeDebugPrivilege 4192 wmic.exe Token: SeSystemEnvironmentPrivilege 4192 wmic.exe Token: SeRemoteShutdownPrivilege 4192 wmic.exe Token: SeUndockPrivilege 4192 wmic.exe Token: SeManageVolumePrivilege 4192 wmic.exe -
Suspicious use of FindShellTrayWindow 32 IoCs
pid Process 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe -
Suspicious use of SendNotifyMessage 32 IoCs
pid Process 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe 3852 taskmgr.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 3532 wrote to memory of 3500 3532 osintbeta.exe 79 PID 3532 wrote to memory of 3500 3532 osintbeta.exe 79 PID 3532 wrote to memory of 4640 3532 osintbeta.exe 83 PID 3532 wrote to memory of 4640 3532 osintbeta.exe 83 PID 3532 wrote to memory of 3364 3532 osintbeta.exe 85 PID 3532 wrote to memory of 3364 3532 osintbeta.exe 85 PID 3532 wrote to memory of 2528 3532 osintbeta.exe 88 PID 3532 wrote to memory of 2528 3532 osintbeta.exe 88 PID 3532 wrote to memory of 3028 3532 osintbeta.exe 90 PID 3532 wrote to memory of 3028 3532 osintbeta.exe 90 PID 3532 wrote to memory of 3004 3532 osintbeta.exe 92 PID 3532 wrote to memory of 3004 3532 osintbeta.exe 92 PID 3532 wrote to memory of 4192 3532 osintbeta.exe 94 PID 3532 wrote to memory of 4192 3532 osintbeta.exe 94 PID 3532 wrote to memory of 4304 3532 osintbeta.exe 96 PID 3532 wrote to memory of 4304 3532 osintbeta.exe 96 PID 3532 wrote to memory of 3032 3532 osintbeta.exe 98 PID 3532 wrote to memory of 3032 3532 osintbeta.exe 98 PID 3532 wrote to memory of 3668 3532 osintbeta.exe 100 PID 3532 wrote to memory of 3668 3532 osintbeta.exe 100 PID 3532 wrote to memory of 4920 3532 osintbeta.exe 102 PID 3532 wrote to memory of 4920 3532 osintbeta.exe 102 PID 3532 wrote to memory of 3544 3532 osintbeta.exe 104 PID 3532 wrote to memory of 3544 3532 osintbeta.exe 104 PID 3544 wrote to memory of 664 3544 cmd.exe 106 PID 3544 wrote to memory of 664 3544 cmd.exe 106 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 4640 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\osintbeta.exe"C:\Users\Admin\AppData\Local\Temp\osintbeta.exe"1⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3532 -
C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3500
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C:\Windows\SYSTEM32\attrib.exe"attrib.exe" +h +s "C:\Users\Admin\AppData\Local\Temp\osintbeta.exe"2⤵
- Views/modifies file attributes
PID:4640
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\osintbeta.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3364
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 22⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2528
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3028
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3004
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C:\Windows\System32\Wbem\wmic.exe"wmic.exe" os get Caption2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4192
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C:\Windows\System32\Wbem\wmic.exe"wmic.exe" computersystem get totalphysicalmemory2⤵PID:4304
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C:\Windows\System32\Wbem\wmic.exe"wmic.exe" csproduct get uuid2⤵PID:3032
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
PID:3668
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C:\Windows\System32\Wbem\wmic.exe"wmic" path win32_VideoController get name2⤵
- Detects videocard installed
PID:4920
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C:\Windows\SYSTEM32\cmd.exe"cmd.exe" /c ping localhost && del /F /A h "C:\Users\Admin\AppData\Local\Temp\osintbeta.exe" && pause2⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3544 -
C:\Windows\system32\PING.EXEping localhost3⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:664
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /01⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3852
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:1444
Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
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Downloads
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Filesize
2KB
MD5627073ee3ca9676911bee35548eff2b8
SHA14c4b68c65e2cab9864b51167d710aa29ebdcff2e
SHA25685b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c
SHA5123c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb
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Filesize
944B
MD52e8eb51096d6f6781456fef7df731d97
SHA1ec2aaf851a618fb43c3d040a13a71997c25bda43
SHA25696bfd9dd5883329927fe8c08b8956355a1a6ceb30ceeb5d4252b346df32bc864
SHA5120a73dc9a49f92d9dd556c2ca2e36761890b3538f355ee1f013e7cf648d8c4d065f28046cd4a167db3dea304d1fbcbcea68d11ce6e12a3f20f8b6c018a60422d2
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Filesize
948B
MD5fa21dd50b4e64421076f843031c8ccf7
SHA12c56e94f130c0d8d77116e939ffee4e37cf982bd
SHA256e4f21aca1e12aafa8de7af24b79a75526e902c7d4b3fea5bdb6e723976997be3
SHA512b8de2bfeb7af06c587dd1f424d410cf83471f31a55a3ea4c4481ce07ffd9bf66ddc1f7775ecd6ac65ac33baaec90ba5a208a9aefc84f31125a50dfb919982687
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Filesize
1KB
MD50ac871344dc49ae49f13f0f88acb4868
SHA15a073862375c7e79255bb0eab32c635b57a77f98
SHA256688f15b59a784f6f4c62554f00b5d0840d1489cef989c18126c70dfee0806d37
SHA512ace5c50303bd27998607cf34ac4322bcf5edfbd19bbb24309acf4d037b6f3f7636c7c14b6ac0b924114e036252d3a1b998951c7068f41548728fa5d92f5f9006
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Filesize
1KB
MD59402c815c24778d14ceb8f13bff17188
SHA173fe123e5546ab00211dd0a0eed5a639c9bf60bf
SHA256e6cbc21e42e21db1d8cf2b9333af227772bd94be3611e5e689a578eb4ad19d46
SHA512a5ce6180e902c2f486c2f1c334ed47bf9f77c569a00279447b20fa5fb6b0f0b4d55dbf82e0e81ac1c8e2d2a9dbedb65dbdfbb4006f500373371f14df37d2ac9c
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82