794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c

General

Target

794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Size

125KB
MD5

0d877e5596148ea2518276010d825392
SHA1

6673b830650834db609dbcaff8c6bedb77bd701e
SHA256

794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c
SHA512

16fcd229c5bc7f8a5ddb1096b6169581ee3efee203b8a027f0ba914d4796d6b5aaa418e83f90a862f530d838c0be8861a394a2496b8a4a3bea1a52f85bb4c9eb
SSDEEP

3072:T3tNkPGemOiwVn8ixLBlzies0k1NLYMm6oa+mUpsW:Td4mOpthY1lYMBGp

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies security service 2 TTPs 4 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\Parameters	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\Security	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\TriggerInfo\0	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Key deleted	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\WinDefend\TriggerInfo	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe

Executes dropped EXE 2 IoCs

pid	Process
1264	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-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2292972927-2705560509-2768824231-1000\\$a31e499c3c7c222a40fd7fc6e142514c\\n."	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$a31e499c3c7c222a40fd7fc6e142514c\\n."	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe

Unexpected DNS network traffic destination 9 IoCs

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

description	ioc
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20
Destination IP	83.133.123.20

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	\systemroot\assembly\GAC_64\Desktop.ini	services.exe
File created	\systemroot\assembly\GAC_32\Desktop.ini	services.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2004 set thread context of 1888	2004	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	28
PID 2004 set thread context of 1888	2004	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	28
PID 2004 set thread context of 1888	2004	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	28

Drops file in Program Files directory 18 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Windows Defender\en-US:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\it-IT:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpCom.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpRes.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpClient.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpSvc.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpLics.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpAsDesc.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpEvMsg.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\de-DE:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\fr-FR:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\ja-JP:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpOAV.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpRTP.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\es-ES:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpCommu.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe

Modifies registry class 6 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-21-2292972927-2705560509-2768824231-1000\\$a31e499c3c7c222a40fd7fc6e142514c\\n."	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{5839FCA9-774D-42A1-ACDA-D6A79037F57F}\InprocServer32\ = "C:\\$Recycle.Bin\\S-1-5-18\\$a31e499c3c7c222a40fd7fc6e142514c\\n."	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\clsid	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InprocServer32\ThreadingModel = "Both"	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe

NTFS ADS 18 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Windows Defender\es-ES:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\it-IT:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\ja-JP:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpAsDesc.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpRTP.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpRes.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\en-US:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpCmdRun.exe:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpEvMsg.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpSvc.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpLics.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\de-DE:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\fr-FR:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpOAV.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpClient.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MpCommu.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
File opened for modification	C:\Program Files\Windows Defender\MsMpCom.dll:!	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
464	services.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2004	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Token: SeDebugPrivilege	1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Token: SeDebugPrivilege	1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
Token: SeDebugPrivilege	464	services.exe
Token: SeBackupPrivilege	464	services.exe
Token: SeRestorePrivilege	464	services.exe
Token: SeSecurityPrivilege	464	services.exe
Token: SeTakeOwnershipPrivilege	464	services.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1264	Explorer.EXE
1264	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1264	Explorer.EXE
1264	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 1888	2004	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	28
PID 2004 wrote to memory of 1888	2004	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	28
PID 2004 wrote to memory of 1888	2004	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	28
PID 2004 wrote to memory of 1888	2004	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	28
PID 1888 wrote to memory of 1264	1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	17
PID 1888 wrote to memory of 1264	1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	17
PID 1888 wrote to memory of 464	1888	794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe	2

C:\Windows\system32\services.exe
C:\Windows\system32\services.exe
1⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:464

C:\Users\Admin\AppData\Local\Temp\794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
"C:\Users\Admin\AppData\Local\Temp\794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Users\Admin\AppData\Local\Temp\794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe
  "C:\Users\Admin\AppData\Local\Temp\794129e6525495a01d888ac4f03378fc6dc7f48abf842c1af7dd455a201ac49c.exe"
  2⤵
  - Modifies security service
  - Registers COM server for autorun
  - Drops file in Program Files directory
  - Modifies registry class
  - NTFS ADS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1888

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1264

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\$a31e499c3c7c222a40fd7fc6e142514c\@

Filesize
2KB

MD5
a6740d1cc56425cde11a0992051bedaa

SHA1
04ce0192323b8919c91d128b135d02d9715c4279

SHA256
35b457a5dba3c252191718660e3dc8c164976e22db6446f2539d37b6ecedba16

SHA512
1fa2ba780d74ee09442d3504249d738bdd556ab28407d3416ea95ce635c2ba78172358a3b0e77d5909072c0164e9172173429fc9459969b7b9bffc84d5f4d355

Download Submit
C:\$Recycle.Bin\S-1-5-18\$a31e499c3c7c222a40fd7fc6e142514c\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
C:\$Recycle.Bin\S-1-5-21-2292972927-2705560509-2768824231-1000\$a31e499c3c7c222a40fd7fc6e142514c\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
\$Recycle.Bin\S-1-5-18\$a31e499c3c7c222a40fd7fc6e142514c\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
\$Recycle.Bin\S-1-5-21-2292972927-2705560509-2768824231-1000\$a31e499c3c7c222a40fd7fc6e142514c\n

Filesize
41KB

MD5
fb4e3236959152a057bc6b7603c538ef

SHA1
b25a70c07dd2eb1c9fdf89f7a2ffc286f226edf4

SHA256
8244ddfcba327a3f67a5582642c53241ee5e58d75808547cd74808bcded272d0

SHA512
993dbfbf71394ad1f120a8687d57eac2b9a55b11b1594aadd5a8d90edc0a26e5fd21f78317d342837ce27728613b5fc9c6ea40f86d17e5c477071be84f8aa3d2

Download Submit
memory/1888-63-0x00000000002A0000-0x00000000002DC000-memory.dmp

Filesize
240KB

Download
memory/1888-68-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2004-54-0x00000000764D1000-0x00000000764D3000-memory.dmp

Filesize
8KB

Download
memory/2004-55-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2004-67-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2004-71-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

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