Analysis
-
max time kernel
256s -
max time network
256s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
16-03-2021 14:56
Behavioral task
behavioral1
Sample
db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe
Resource
win10v20201028
General
-
Target
db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe
-
Size
1MB
-
MD5
82d841869e912a772413bb37f30307b0
-
SHA1
b75ab0170c1206c345d2fb82506e816098328ee8
-
SHA256
db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2
-
SHA512
48078796a9aa03e685bebd14539586c099f30c3a1e18639d4acb810dc3bbb0dc14b09066797e79c34dcd91a120b08537aadf228585e226101384ade3fe2252c6
Malware Config
Signatures
-
WastedLocker
Ransomware family seen in the wild since May 2020.
-
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\Idconfig:bin cryptone C:\Users\Admin\AppData\Roaming\Idconfig:bin cryptone C:\Windows\SysWOW64\Idconfig.exe cryptone C:\Windows\SysWOW64\Idconfig.exe cryptone -
Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
-
Executes dropped EXE 2 IoCs
Processes:
Idconfig:binIdconfig.exepid process 492 Idconfig:bin 848 Idconfig.exe -
Modifies extensions of user files 9 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
Idconfig.exedescription ioc process File renamed C:\Users\Admin\Pictures\DisableOut.tiff => C:\Users\Admin\Pictures\DisableOut.tiff.seccrypt Idconfig.exe File opened for modification C:\Users\Admin\Pictures\DisableOut.tiff.seccrypt Idconfig.exe File renamed C:\Users\Admin\Pictures\ResolveClear.tif => C:\Users\Admin\Pictures\ResolveClear.tif.seccrypt Idconfig.exe File opened for modification C:\Users\Admin\Pictures\ResolveClear.tif.seccrypt Idconfig.exe File created C:\Users\Admin\Pictures\WaitCompare.raw.howto_seccrypt Idconfig.exe File renamed C:\Users\Admin\Pictures\WaitCompare.raw => C:\Users\Admin\Pictures\WaitCompare.raw.seccrypt Idconfig.exe File created C:\Users\Admin\Pictures\DisableOut.tiff.howto_seccrypt Idconfig.exe File created C:\Users\Admin\Pictures\ResolveClear.tif.howto_seccrypt Idconfig.exe File opened for modification C:\Users\Admin\Pictures\WaitCompare.raw.seccrypt Idconfig.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 3136 takeown.exe 636 icacls.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 3136 takeown.exe 636 icacls.exe -
Drops file in System32 directory 2 IoCs
Processes:
Idconfig:binattrib.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Idconfig.exe Idconfig:bin File opened for modification C:\Windows\SysWOW64\Idconfig.exe attrib.exe -
Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exepid process 3712 vssadmin.exe -
NTFS ADS 1 IoCs
Processes:
db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Idconfig:bin db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 3776 vssvc.exe Token: SeRestorePrivilege 3776 vssvc.exe Token: SeAuditPrivilege 3776 vssvc.exe -
Suspicious use of WriteProcessMemory 38 IoCs
Processes:
db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exeIdconfig:binIdconfig.execmd.execmd.execmd.exedescription pid process target process PID 4692 wrote to memory of 492 4692 db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe Idconfig:bin PID 4692 wrote to memory of 492 4692 db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe Idconfig:bin PID 4692 wrote to memory of 492 4692 db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe Idconfig:bin PID 492 wrote to memory of 3712 492 Idconfig:bin vssadmin.exe PID 492 wrote to memory of 3712 492 Idconfig:bin vssadmin.exe PID 492 wrote to memory of 3136 492 Idconfig:bin takeown.exe PID 492 wrote to memory of 3136 492 Idconfig:bin takeown.exe PID 492 wrote to memory of 3136 492 Idconfig:bin takeown.exe PID 492 wrote to memory of 636 492 Idconfig:bin icacls.exe PID 492 wrote to memory of 636 492 Idconfig:bin icacls.exe PID 492 wrote to memory of 636 492 Idconfig:bin icacls.exe PID 848 wrote to memory of 1588 848 Idconfig.exe cmd.exe PID 848 wrote to memory of 1588 848 Idconfig.exe cmd.exe PID 848 wrote to memory of 1588 848 Idconfig.exe cmd.exe PID 1588 wrote to memory of 1884 1588 cmd.exe choice.exe PID 1588 wrote to memory of 1884 1588 cmd.exe choice.exe PID 1588 wrote to memory of 1884 1588 cmd.exe choice.exe PID 492 wrote to memory of 1844 492 Idconfig:bin cmd.exe PID 492 wrote to memory of 1844 492 Idconfig:bin cmd.exe PID 492 wrote to memory of 1844 492 Idconfig:bin cmd.exe PID 4692 wrote to memory of 2100 4692 db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe cmd.exe PID 4692 wrote to memory of 2100 4692 db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe cmd.exe PID 4692 wrote to memory of 2100 4692 db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe cmd.exe PID 1844 wrote to memory of 2472 1844 cmd.exe choice.exe PID 1844 wrote to memory of 2472 1844 cmd.exe choice.exe PID 1844 wrote to memory of 2472 1844 cmd.exe choice.exe PID 2100 wrote to memory of 2516 2100 cmd.exe choice.exe PID 2100 wrote to memory of 2516 2100 cmd.exe choice.exe PID 2100 wrote to memory of 2516 2100 cmd.exe choice.exe PID 1588 wrote to memory of 4384 1588 cmd.exe attrib.exe PID 1588 wrote to memory of 4384 1588 cmd.exe attrib.exe PID 1588 wrote to memory of 4384 1588 cmd.exe attrib.exe PID 1844 wrote to memory of 1776 1844 cmd.exe attrib.exe PID 1844 wrote to memory of 1776 1844 cmd.exe attrib.exe PID 1844 wrote to memory of 1776 1844 cmd.exe attrib.exe PID 2100 wrote to memory of 4480 2100 cmd.exe attrib.exe PID 2100 wrote to memory of 4480 2100 cmd.exe attrib.exe PID 2100 wrote to memory of 4480 2100 cmd.exe attrib.exe -
Views/modifies file attributes 1 TTPs 3 IoCs
Processes:
attrib.exeattrib.exeattrib.exepid process 4384 attrib.exe 1776 attrib.exe 4480 attrib.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe"C:\Users\Admin\AppData\Local\Temp\db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe"1⤵
- NTFS ADS
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Idconfig:binC:\Users\Admin\AppData\Roaming\Idconfig:bin -r2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\vssadmin.exeC:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet3⤵
- Interacts with shadow copies
-
C:\Windows\SysWOW64\takeown.exeC:\Windows\system32\takeown.exe /F C:\Windows\system32\Idconfig.exe3⤵
- Possible privilege escalation attempt
- Modifies file permissions
-
C:\Windows\SysWOW64\icacls.exeC:\Windows\system32\icacls.exe C:\Windows\system32\Idconfig.exe /reset3⤵
- Possible privilege escalation attempt
- Modifies file permissions
-
C:\Windows\SysWOW64\cmd.execmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Roaming\Idconfig" & del "C:\Users\Admin\AppData\Roaming\Idconfig"3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\choice.exechoice /t 10 /d y4⤵
-
C:\Windows\SysWOW64\attrib.exeattrib -h "C:\Users\Admin\AppData\Roaming\Idconfig"4⤵
- Views/modifies file attributes
-
C:\Windows\SysWOW64\cmd.execmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Local\Temp\db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe" & del "C:\Users\Admin\AppData\Local\Temp\db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\choice.exechoice /t 10 /d y3⤵
-
C:\Windows\SysWOW64\attrib.exeattrib -h "C:\Users\Admin\AppData\Local\Temp\db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2.bin.exe"3⤵
- Views/modifies file attributes
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\Idconfig.exeC:\Windows\SysWOW64\Idconfig.exe -s1⤵
- Executes dropped EXE
- Modifies extensions of user files
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.execmd /c choice /t 10 /d y & attrib -h "C:\Windows\SysWOW64\Idconfig.exe" & del "C:\Windows\SysWOW64\Idconfig.exe"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\choice.exechoice /t 10 /d y3⤵
-
C:\Windows\SysWOW64\attrib.exeattrib -h "C:\Windows\SysWOW64\Idconfig.exe"3⤵
- Drops file in System32 directory
- Views/modifies file attributes
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Roaming\Idconfig:binMD5
82d841869e912a772413bb37f30307b0
SHA1b75ab0170c1206c345d2fb82506e816098328ee8
SHA256db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2
SHA51248078796a9aa03e685bebd14539586c099f30c3a1e18639d4acb810dc3bbb0dc14b09066797e79c34dcd91a120b08537aadf228585e226101384ade3fe2252c6
-
C:\Users\Admin\AppData\Roaming\Idconfig:binMD5
82d841869e912a772413bb37f30307b0
SHA1b75ab0170c1206c345d2fb82506e816098328ee8
SHA256db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2
SHA51248078796a9aa03e685bebd14539586c099f30c3a1e18639d4acb810dc3bbb0dc14b09066797e79c34dcd91a120b08537aadf228585e226101384ade3fe2252c6
-
C:\Windows\SysWOW64\Idconfig.exeMD5
82d841869e912a772413bb37f30307b0
SHA1b75ab0170c1206c345d2fb82506e816098328ee8
SHA256db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2
SHA51248078796a9aa03e685bebd14539586c099f30c3a1e18639d4acb810dc3bbb0dc14b09066797e79c34dcd91a120b08537aadf228585e226101384ade3fe2252c6
-
C:\Windows\SysWOW64\Idconfig.exeMD5
82d841869e912a772413bb37f30307b0
SHA1b75ab0170c1206c345d2fb82506e816098328ee8
SHA256db665f26dbc4ca92d326f2cb98faafb9e84d404346b201cd88bec91ce4206bb2
SHA51248078796a9aa03e685bebd14539586c099f30c3a1e18639d4acb810dc3bbb0dc14b09066797e79c34dcd91a120b08537aadf228585e226101384ade3fe2252c6
-
memory/492-4-0x0000000000000000-mapping.dmp
-
memory/636-12-0x0000000000000000-mapping.dmp
-
memory/1588-16-0x0000000000000000-mapping.dmp
-
memory/1776-23-0x0000000000000000-mapping.dmp
-
memory/1844-18-0x0000000000000000-mapping.dmp
-
memory/1884-17-0x0000000000000000-mapping.dmp
-
memory/2100-19-0x0000000000000000-mapping.dmp
-
memory/2472-20-0x0000000000000000-mapping.dmp
-
memory/2516-21-0x0000000000000000-mapping.dmp
-
memory/3136-10-0x0000000000000000-mapping.dmp
-
memory/3712-7-0x0000000000000000-mapping.dmp
-
memory/4384-22-0x0000000000000000-mapping.dmp
-
memory/4480-24-0x0000000000000000-mapping.dmp
-
memory/4692-2-0x00000000005C0000-0x00000000005D0000-memory.dmpFilesize
64KB
-
memory/4692-3-0x0000000000400000-0x0000000000411000-memory.dmpFilesize
68KB