Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
24-01-2025 05:16
General
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Target
aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe
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Size
228KB
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MD5
8399865e44e7d6a193f8c8acf547eb31
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SHA1
17e3bee5debada69dadec0b748256925a1a8b1ac
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SHA256
aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890
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SHA512
bf9ceb3a36ca874dceb9ccfec8e7635f5f11f83f04226ceb4e2b4b2548dbcecf2618fe5063bec068b1571867984d0beece6b5f9be0747a13ddb53f9a09aa4d61
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SSDEEP
3072:tPTcPP3LvQjfIY9Spek01stm+XIm1EWaVw3ItNVFZUyfUNjhb+P0I1fcj:tPTcPfL43SW1stDXaXw3ItNVTUVjhGy
Malware Config
Signatures
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Makop
Ransomware family discovered by @VK_Intel in early 2020.
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Makop family
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (8152) 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 1 IoCs
Uses wbadmin.exe to inhibit system recovery.
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Credentials from Password Stores: Windows Credential Manager 1 TTPs
Suspicious access to Credentials History.
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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 1 IoCs
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Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 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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Program crash 4 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 5 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 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 48 IoCs
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Suspicious use of WriteProcessMemory 8 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\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe"C:\Users\Admin\AppData\Local\Temp\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe"C:\Users\Admin\AppData\Local\Temp\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe" n44002⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 6523⤵
- Program crash
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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\wbadmin.exewbadmin delete catalog -quiet3⤵
- Deletes backup catalog
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C:\Windows\System32\Wbem\WMIC.exewmic shadowcopy delete3⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe"C:\Users\Admin\AppData\Local\Temp\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe" n44002⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 612 -s 6563⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe"C:\Users\Admin\AppData\Local\Temp\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe" n44002⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3104 -s 6563⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe"C:\Users\Admin\AppData\Local\Temp\aaf7bb9ad358726ca367f1827686dc15fea925f26ab1e201a2768c67472e8890.exe" n44002⤵
- System Location Discovery: System Language Discovery
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4196 -s 7683⤵
- Program crash
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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)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2136 -ip 21361⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 612 -ip 6121⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3104 -ip 31041⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4196 -ip 41961⤵
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Direct Volume Access
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
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
1024KB
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Filesize
4.2MB
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Filesize
124KB
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Filesize
4.2MB
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Filesize
44KB
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Filesize
1024KB
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Filesize
4.2MB
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Filesize
4.2MB
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Filesize
124KB
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Filesize
4.2MB
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Filesize
44KB