Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
14-10-2024 18:26
General
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Target
30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exe
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Size
1.1MB
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MD5
fba616f5dc56b1cd9c463c0b9da86578
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SHA1
ac2b9c5c34af3894210852c7199a32dcd96c048c
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SHA256
30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971
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SHA512
7e6c8b01308310a7f13bb3891a166eced2d15057ffa1d3b296058d9420ac46cb39abc272d4883bb2168b00d04a34fe674ef6085776b618a46913854421484cd5
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SSDEEP
12288:6YFxm3mFshWQKt/kzc8MDz311UVZi/MBJ+z4YTwSPFOXXBumgKGYwhm0XPie4LnM:NrPFYW/x19/MGxPGAmQn/isFhXV
Malware Config
Extracted
C:\info.hta
class='mark'>[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Signatures
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Phobos
Phobos ransomware appeared at the beginning of 2019.
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies boot configuration data using bcdedit 1 TTPs 4 IoCs
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Renames multiple (512) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Deletes backup catalog 3 TTPs 2 IoCs
Uses wbadmin.exe to inhibit system recovery.
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Modifies Windows Firewall 2 TTPs 2 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
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Drops startup file 3 IoCs
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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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Adds Run key to start application 2 TTPs 2 IoCs
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Drops desktop.ini file(s) 64 IoCs
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Suspicious use of SetThreadContext 2 IoCs
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Drops file in Program Files directory 64 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
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System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
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Interacts with shadow copies 3 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
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Modifies registry class 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of WriteProcessMemory 64 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exe"C:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exeC:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exe2⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exe"C:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exe"3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exeC:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exe4⤵
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C:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exeC:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exe4⤵
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C:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exeC:\Users\Admin\AppData\Local\Temp\30e90f33067608e8e7f4d57fd6903adb5eccb91bf426c56569c16bf86f0d8971.exe4⤵
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\netsh.exenetsh advfirewall set currentprofile state off4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
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C:\Windows\system32\netsh.exenetsh firewall set opmode mode=disable4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\users\public\desktop\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "C:\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\mshta.exe"C:\Windows\SysWOW64\mshta.exe" "F:\info.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet4⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete4⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no4⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet4⤵
- Deletes backup catalog
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\wbengine.exe"C:\Windows\system32\wbengine.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\vdsldr.exeC:\Windows\System32\vdsldr.exe -Embedding1⤵
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C:\Windows\System32\vds.exeC:\Windows\System32\vds.exe1⤵
- Checks SCSI registry key(s)
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Direct Volume Access
1Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
3File Deletion
3Modify Registry
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2.7MB
MD5052e9147162fd2881c4602cecf69be2d
SHA1280341564222c6954847c0d63f95e6c537bd90e6
SHA2562f0df3169f867ae353421b1536a29a04e78a1ffec86748e0d7184a233f68f276
SHA512664d8023be753ecef0914d26c30b0ff017c5ff91f22cbed962f7572cea56a825fb44173b0fa4a2b0f8415b1a2faa8c7924b7c540e83606e6ca3edc46b903884d
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Filesize
1016B
MD5643981568a2ec2f5f94216e2f104a4f7
SHA1eed27a5e0c9ce871c635e0ccf3859b20999bfef4
SHA2561686c2f5cb3f642b0d8e6d51230d37db11b2c96e416931120168304aba45d9a6
SHA512424dbfca69e15a699c2dcdb86128c780706fb0550b4012789756a01a4b022e8d9d9b57876cafe2a5282b6f9fbbfe3f479e6a08f708898c55216b459998ea1b0d
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Filesize
5KB
MD56608dab3babe6387c07f200b1479eddb
SHA1271d55befb3f6c8f79940f8d5db0bd40f6b40bab
SHA2564baa959449d85e487893e8f56d5067b418b58498f719a739173af628092e8db8
SHA51254b79bf0070bde264e529400b67eebaa14c89589231161535e8e7aba67923d57db528bccda6a56bb0d9fdcefe3f28d283e1e9c324f558158b2c916c1e76d8990
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Filesize
76KB
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Filesize
304KB
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Filesize
7.7MB
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Filesize
216KB
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Filesize
208KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
1.2MB
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Filesize
584KB
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Filesize
312KB
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Filesize
7.7MB
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Filesize
5.6MB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
-
Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
-
Filesize
76KB
-
Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
76KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB