c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c

General

Target

c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Size

154KB
MD5

582b5d008b33aec694043c3e5c47f421
SHA1

166c22d5f5dde4b5021b5001927fd03bf73cc63e
SHA256

c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c
SHA512

ddddd2bdb95ec4c9da09c52423b7038b27670815f7ec989d20fa462d10c9631df18bd7250a5ebdcd85b0cda4d2698b641ae29bc0d2da58cd7c65b9b364c46971
SSDEEP

3072:D0uILepp/gZx2DMVI2X5db4T0pMEqEWx7LAqRfwqtqz34Epfbz1L2S1:uep2Z2+5dsaMEqEWx78IfwI0bzRz

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies security service 2 TTPs 10 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Parameters\PortKeywords	services.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Parameters	services.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Security	services.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Start = "4"	services.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Parameters\PortKeywords\IPTLSOut	services.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Parameters\PortKeywords\RPC-EPMap	services.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Parameters\PortKeywords\Teredo	services.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\DeleteFlag = "1"	services.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Parameters\PortKeywords\DHCP	services.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\MpsSvc\Parameters\PortKeywords\IPTLSIn	services.exe

Executes dropped EXE 2 IoCs

pid	Process
1376	Explorer.EXE
464	services.exe

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-3385717845-2518323428-350143044-1000\\$f6ae883d87b28e9233b2e7745dda3830\\n."	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$f6ae883d87b28e9233b2e7745dda3830\\n."	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe

Deletes itself 1 IoCs

pid	Process
1276	cmd.exe

Unexpected DNS network traffic destination 18 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	91.195.254.70
Destination IP	91.195.254.70
Destination IP	66.85.130.234
Destination IP	91.195.254.70
Destination IP	66.85.130.234
Destination IP	91.195.254.70
Destination IP	91.195.254.70
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	91.195.254.70
Destination IP	91.195.254.70
Destination IP	66.85.130.234
Destination IP	66.85.130.234
Destination IP	91.195.254.70
Destination IP	66.85.130.234
Destination IP	91.195.254.70

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1788 set thread context of 1276	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe	28

Modifies registry class 6 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-3385717845-2518323428-350143044-1000\\$f6ae883d87b28e9233b2e7745dda3830\\n."	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$f6ae883d87b28e9233b2e7745dda3830\\n."	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\clsid	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1376	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Token: SeDebugPrivilege	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Token: SeDebugPrivilege	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
Token: SeBackupPrivilege	464	services.exe
Token: SeRestorePrivilege	464	services.exe
Token: SeSecurityPrivilege	464	services.exe
Token: SeTakeOwnershipPrivilege	464	services.exe
Token: SeBackupPrivilege	464	services.exe
Token: SeRestorePrivilege	464	services.exe
Token: SeSecurityPrivilege	464	services.exe
Token: SeTakeOwnershipPrivilege	464	services.exe
Token: SeShutdownPrivilege	1376	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 1376	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe	16
PID 1788 wrote to memory of 1376	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe	16
PID 1788 wrote to memory of 464	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe	2
PID 1788 wrote to memory of 1276	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe	28
PID 1788 wrote to memory of 1276	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe	28
PID 1788 wrote to memory of 1276	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe	28
PID 1788 wrote to memory of 1276	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe	28
PID 1788 wrote to memory of 1276	1788	c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe	28

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
- Modifies security service
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:464

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1376
- C:\Users\Admin\AppData\Local\Temp\c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe
  "C:\Users\Admin\AppData\Local\Temp\c36b1547ba41e9fa854455d809d394c5b46a3512324d0733c083cf2843f9ea2c.exe"
  2⤵
  - Registers COM server for autorun
  - Suspicious use of SetThreadContext
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1788
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe"
    3⤵
    - Deletes itself
    PID:1276

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-18\$f6ae883d87b28e9233b2e7745dda3830\@

Filesize
2KB

MD5
a02e18d5a85fa8d7b0402f4e46d230df

SHA1
923f5df24f66ed1f04069e13cba0deec03f6c2be

SHA256
54ebaa7e809d5921b7a2e6478b4a58e39aeb13db17373af1d6594968c9569cf4

SHA512
1f5a4c6a21957c91b0a0f68547ac31892273bad789255712bd1c5ece7b10ed57aca60fe7e5d9cf209127e7562d7494fe6242c2ed575dd1840733b35d0c501de1

Download Submit
C:\$Recycle.Bin\S-1-5-18\$f6ae883d87b28e9233b2e7745dda3830\n

Filesize
25KB

MD5
031f24073b43717e018ba0c5f62cb0c2

SHA1
504008e17d774bdfd3996ce8cf521277ca620ca9

SHA256
9abdc34bee90330fa2505f0c3f74eda6036e5adf22cc8bcd57192d0bf6f17946

SHA512
c9a163bc5cd6171013e38ee418737f0ee383b733090648d8879b259b0659d803c23d2e62b6e34e9897c436f35984ccc4f29d552a975f03292774834279f07d37

Download Submit
C:\$Recycle.Bin\S-1-5-21-3385717845-2518323428-350143044-1000\$f6ae883d87b28e9233b2e7745dda3830\n

Filesize
25KB

MD5
031f24073b43717e018ba0c5f62cb0c2

SHA1
504008e17d774bdfd3996ce8cf521277ca620ca9

SHA256
9abdc34bee90330fa2505f0c3f74eda6036e5adf22cc8bcd57192d0bf6f17946

SHA512
c9a163bc5cd6171013e38ee418737f0ee383b733090648d8879b259b0659d803c23d2e62b6e34e9897c436f35984ccc4f29d552a975f03292774834279f07d37

Download Submit
\$Recycle.Bin\S-1-5-18\$f6ae883d87b28e9233b2e7745dda3830\n

Filesize
25KB

MD5
031f24073b43717e018ba0c5f62cb0c2

SHA1
504008e17d774bdfd3996ce8cf521277ca620ca9

SHA256
9abdc34bee90330fa2505f0c3f74eda6036e5adf22cc8bcd57192d0bf6f17946

SHA512
c9a163bc5cd6171013e38ee418737f0ee383b733090648d8879b259b0659d803c23d2e62b6e34e9897c436f35984ccc4f29d552a975f03292774834279f07d37

Download Submit
\$Recycle.Bin\S-1-5-21-3385717845-2518323428-350143044-1000\$f6ae883d87b28e9233b2e7745dda3830\n

Filesize
25KB

MD5
031f24073b43717e018ba0c5f62cb0c2

SHA1
504008e17d774bdfd3996ce8cf521277ca620ca9

SHA256
9abdc34bee90330fa2505f0c3f74eda6036e5adf22cc8bcd57192d0bf6f17946

SHA512
c9a163bc5cd6171013e38ee418737f0ee383b733090648d8879b259b0659d803c23d2e62b6e34e9897c436f35984ccc4f29d552a975f03292774834279f07d37

Download Submit
memory/1788-56-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/1788-57-0x000000000062D000-0x000000000064C000-memory.dmp

Filesize
124KB

Download
memory/1788-61-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/1788-62-0x000000000062D000-0x000000000064C000-memory.dmp

Filesize
124KB

Download
memory/1788-64-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/1788-65-0x000000000062D000-0x000000000064C000-memory.dmp

Filesize
124KB

Download

Analysis

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