60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14

Analysis

max time kernel
146s
max time network
155s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
31-07-2022 07:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe
Size

368KB
MD5

2a023356193bc07fb6fb08c7bf07aa8c
SHA1

555e3f3117f82a3b9a20512fd40aac3e232ee4ac
SHA256

60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14
SHA512

8c6579e8b94b6966424a86fd30920a6a9e12244ad7805c334e3b9d77decbdfcc9f73aa5fac226dc91daae7febc84e0571b00cf38d83c768f80735f7fa4aa3469

Score

9^/10

persistence ransomware

Malware Config

Signatures

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Executes dropped EXE 2 IoCs

pid	Process
832	raorvrktxctd.exe
1668	raorvrktxctd.exe

Deletes itself 1 IoCs

pid	Process
888	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\SOFTWARE\Microsoft\WINDOWS\CurrentVersion\RUN	raorvrktxctd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4084403625-2215941253-1760665084-1000\Software\Microsoft\Windows\CurrentVersion\Run\ckkkfvb = "C:\\Windows\\system32\\CMD.EXE /c start C:\\Windows\\raorvrktxctd.exe"	raorvrktxctd.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 856 set thread context of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 832 set thread context of 1668	832	raorvrktxctd.exe	31

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\raorvrktxctd.exe	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe
File opened for modification	C:\Windows\raorvrktxctd.exe	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1668	raorvrktxctd.exe
1668	raorvrktxctd.exe
1668	raorvrktxctd.exe
1668	raorvrktxctd.exe

Suspicious use of AdjustPrivilegeToken 45 IoCs

description	pid	Process
Token: SeDebugPrivilege	1984	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe
Token: SeDebugPrivilege	1668	raorvrktxctd.exe
Token: SeIncreaseQuotaPrivilege	580	WMIC.exe
Token: SeSecurityPrivilege	580	WMIC.exe
Token: SeTakeOwnershipPrivilege	580	WMIC.exe
Token: SeLoadDriverPrivilege	580	WMIC.exe
Token: SeSystemProfilePrivilege	580	WMIC.exe
Token: SeSystemtimePrivilege	580	WMIC.exe
Token: SeProfSingleProcessPrivilege	580	WMIC.exe
Token: SeIncBasePriorityPrivilege	580	WMIC.exe
Token: SeCreatePagefilePrivilege	580	WMIC.exe
Token: SeBackupPrivilege	580	WMIC.exe
Token: SeRestorePrivilege	580	WMIC.exe
Token: SeShutdownPrivilege	580	WMIC.exe
Token: SeDebugPrivilege	580	WMIC.exe
Token: SeSystemEnvironmentPrivilege	580	WMIC.exe
Token: SeRemoteShutdownPrivilege	580	WMIC.exe
Token: SeUndockPrivilege	580	WMIC.exe
Token: SeManageVolumePrivilege	580	WMIC.exe
Token: 33	580	WMIC.exe
Token: 34	580	WMIC.exe
Token: 35	580	WMIC.exe
Token: SeIncreaseQuotaPrivilege	580	WMIC.exe
Token: SeSecurityPrivilege	580	WMIC.exe
Token: SeTakeOwnershipPrivilege	580	WMIC.exe
Token: SeLoadDriverPrivilege	580	WMIC.exe
Token: SeSystemProfilePrivilege	580	WMIC.exe
Token: SeSystemtimePrivilege	580	WMIC.exe
Token: SeProfSingleProcessPrivilege	580	WMIC.exe
Token: SeIncBasePriorityPrivilege	580	WMIC.exe
Token: SeCreatePagefilePrivilege	580	WMIC.exe
Token: SeBackupPrivilege	580	WMIC.exe
Token: SeRestorePrivilege	580	WMIC.exe
Token: SeShutdownPrivilege	580	WMIC.exe
Token: SeDebugPrivilege	580	WMIC.exe
Token: SeSystemEnvironmentPrivilege	580	WMIC.exe
Token: SeRemoteShutdownPrivilege	580	WMIC.exe
Token: SeUndockPrivilege	580	WMIC.exe
Token: SeManageVolumePrivilege	580	WMIC.exe
Token: 33	580	WMIC.exe
Token: 34	580	WMIC.exe
Token: 35	580	WMIC.exe
Token: SeBackupPrivilege	1712	vssvc.exe
Token: SeRestorePrivilege	1712	vssvc.exe
Token: SeAuditPrivilege	1712	vssvc.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 856 wrote to memory of 1984	856	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	27
PID 1984 wrote to memory of 832	1984	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	28
PID 1984 wrote to memory of 832	1984	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	28
PID 1984 wrote to memory of 832	1984	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	28
PID 1984 wrote to memory of 832	1984	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	28
PID 1984 wrote to memory of 888	1984	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	29
PID 1984 wrote to memory of 888	1984	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	29
PID 1984 wrote to memory of 888	1984	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	29
PID 1984 wrote to memory of 888	1984	60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe	29
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 832 wrote to memory of 1668	832	raorvrktxctd.exe	31
PID 1668 wrote to memory of 580	1668	raorvrktxctd.exe	32
PID 1668 wrote to memory of 580	1668	raorvrktxctd.exe	32
PID 1668 wrote to memory of 580	1668	raorvrktxctd.exe	32
PID 1668 wrote to memory of 580	1668	raorvrktxctd.exe	32

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System	raorvrktxctd.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1"	raorvrktxctd.exe

C:\Users\Admin\AppData\Local\Temp\60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe
"C:\Users\Admin\AppData\Local\Temp\60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:856
- C:\Users\Admin\AppData\Local\Temp\60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe
  "C:\Users\Admin\AppData\Local\Temp\60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14.exe"
  2⤵
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1984
- - C:\Windows\raorvrktxctd.exe
    C:\Windows\raorvrktxctd.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:832
  - - C:\Windows\raorvrktxctd.exe
      C:\Windows\raorvrktxctd.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      System policy modification
      PID:1668
    - - C:\Windows\System32\wbem\WMIC.exe
        
        "C:\Windows\System32\wbem\WMIC.exe" shadowcopy delete /nointeractive
        5⤵
        Suspicious use of AdjustPrivilegeToken
        
        PID:580
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c DEL C:\Users\Admin\AppData\Local\Temp\60087C~1.EXE
    3⤵
    - Deletes itself
    PID:888

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1712

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File Deletion

T1107

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\raorvrktxctd.exe

Filesize
368KB

MD5
2a023356193bc07fb6fb08c7bf07aa8c

SHA1
555e3f3117f82a3b9a20512fd40aac3e232ee4ac

SHA256
60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14

SHA512
8c6579e8b94b6966424a86fd30920a6a9e12244ad7805c334e3b9d77decbdfcc9f73aa5fac226dc91daae7febc84e0571b00cf38d83c768f80735f7fa4aa3469

Download Submit
C:\Windows\raorvrktxctd.exe

Filesize
368KB

MD5
2a023356193bc07fb6fb08c7bf07aa8c

SHA1
555e3f3117f82a3b9a20512fd40aac3e232ee4ac

SHA256
60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14

SHA512
8c6579e8b94b6966424a86fd30920a6a9e12244ad7805c334e3b9d77decbdfcc9f73aa5fac226dc91daae7febc84e0571b00cf38d83c768f80735f7fa4aa3469

Download Submit
C:\Windows\raorvrktxctd.exe

Filesize
368KB

MD5
2a023356193bc07fb6fb08c7bf07aa8c

SHA1
555e3f3117f82a3b9a20512fd40aac3e232ee4ac

SHA256
60087c3a5c83da4ccd11ca6716b351c3b29a2082d5cd0d8067122faa5389bf14

SHA512
8c6579e8b94b6966424a86fd30920a6a9e12244ad7805c334e3b9d77decbdfcc9f73aa5fac226dc91daae7febc84e0571b00cf38d83c768f80735f7fa4aa3469

Download Submit
memory/856-55-0x0000000000220000-0x0000000000225000-memory.dmp

Filesize
20KB

Download
memory/856-54-0x0000000000220000-0x0000000000225000-memory.dmp

Filesize
20KB

Download
memory/856-69-0x0000000000220000-0x0000000000225000-memory.dmp

Filesize
20KB

Download
memory/1668-94-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1668-95-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1668-96-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-71-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-73-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-72-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-70-0x0000000076871000-0x0000000076873000-memory.dmp

Filesize
8KB

Download
memory/1984-66-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-77-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-64-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-63-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-61-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-59-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-57-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/1984-56-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download