Analysis
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max time kernel
210s -
max time network
184s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
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submitted
26-12-2022 17:05
General
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Target
e63bfc04792f9f4b921ef182b83f03a5212f061a7c7d8cfe3c51f4fbc0032cba.exe
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Size
56KB
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MD5
b5746928e66790ebd54e1052353fc2a0
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SHA1
43e19422cb3066a738944f2eeeb727a182aa48b4
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SHA256
e63bfc04792f9f4b921ef182b83f03a5212f061a7c7d8cfe3c51f4fbc0032cba
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SHA512
5cf3cb5158d0b32d5f373b60b178b0eeaa82f0fb7dd5924d207b31fc8a5d0b09a7d3515d5f8ff4017260c23cbcef2495d2c6a9b2ecb1e8e84f27f37433edf352
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SSDEEP
768:qvrNNeRBl5JFTXqwXrkgrn/9/HiDKGwRj4RcTdyH4pYT3nPKVU1EBr75ud5JWHY2:UNeRBl5PT/rx1mzwRMSTdLpJBxmW4mT
Malware Config
Extracted
C:\Users\Admin\Desktop\info.hta
Signatures
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Phobos
Phobos ransomware appeared at the beginning of 2019.
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Deletes shadow copies 2 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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Deletes backup catalog 3 TTPs 2 IoCs
Uses wbadmin.exe to inhibit system recovery.
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Modifies Windows Firewall 1 TTPs 2 IoCs
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Drops startup file 3 IoCs
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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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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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Drops file in Program Files directory 64 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 2 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 39 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\e63bfc04792f9f4b921ef182b83f03a5212f061a7c7d8cfe3c51f4fbc0032cba.exe"C:\Users\Admin\AppData\Local\Temp\e63bfc04792f9f4b921ef182b83f03a5212f061a7c7d8cfe3c51f4fbc0032cba.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\e63bfc04792f9f4b921ef182b83f03a5212f061a7c7d8cfe3c51f4fbc0032cba.exe"C:\Users\Admin\AppData\Local\Temp\e63bfc04792f9f4b921ef182b83f03a5212f061a7c7d8cfe3c51f4fbc0032cba.exe"2⤵
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet3⤵
- Deletes backup catalog
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\netsh.exenetsh advfirewall set currentprofile state off3⤵
- Modifies Windows Firewall
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C:\Windows\system32\netsh.exenetsh firewall set opmode mode=disable3⤵
- Modifies Windows Firewall
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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}2⤵
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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}2⤵
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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}2⤵
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\bcdedit.exebcdedit /set {default} bootstatuspolicy ignoreallfailures3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\bcdedit.exebcdedit /set {default} recoveryenabled no3⤵
- Modifies boot configuration data using bcdedit
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C:\Windows\system32\wbadmin.exewbadmin delete catalog -quiet3⤵
- 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 v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
5KB
MD55425c2e14b621f4f4a42c579460dde02
SHA163017b7291d02a89d61fcc1978b1fb1edcafabc3
SHA25601f38e9b037f1e1e7a7c337a84db6880ae44a3c14515242cd5d1083ff9e4a6e0
SHA5124823cac7daa77fcab1dea16e81faefc67495b48a6f2875ec954ad9d1446d764f98c1fb51c22c1f5186929a76147344e3e94138cdb26dd8c718c817472d9e7cc6
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Filesize
5KB
MD55425c2e14b621f4f4a42c579460dde02
SHA163017b7291d02a89d61fcc1978b1fb1edcafabc3
SHA25601f38e9b037f1e1e7a7c337a84db6880ae44a3c14515242cd5d1083ff9e4a6e0
SHA5124823cac7daa77fcab1dea16e81faefc67495b48a6f2875ec954ad9d1446d764f98c1fb51c22c1f5186929a76147344e3e94138cdb26dd8c718c817472d9e7cc6
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Filesize
5KB
MD55425c2e14b621f4f4a42c579460dde02
SHA163017b7291d02a89d61fcc1978b1fb1edcafabc3
SHA25601f38e9b037f1e1e7a7c337a84db6880ae44a3c14515242cd5d1083ff9e4a6e0
SHA5124823cac7daa77fcab1dea16e81faefc67495b48a6f2875ec954ad9d1446d764f98c1fb51c22c1f5186929a76147344e3e94138cdb26dd8c718c817472d9e7cc6
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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Filesize
1.6MB
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