da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522

General

Target

da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
Size

655KB
MD5

6e6ea69ead35be47191fb6609ac3e139
SHA1

c2ac097b643bab9393d629b150a1832f711a414e
SHA256

da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522
SHA512

9b5be7fa560f39701a9f7513e2f1d439e8d05d43c124154ea49462d4f1a2e7a4feb00a1017e5280ba819e2c003ccf4701ffe7661ae47efddc31ac277bfe39d0e
SSDEEP

12288:NtKe6Zv23YdqMGHGSX1388BxGVI43GVpinJ2suEn23teGb/2tEgL+msup0l:d6Zv2jbW1SaUEn2deGbSEO+ruW

Score

10^/10

persistence

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 2 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe

Executes dropped EXE 1 IoCs

pid	Process
856	spoolsv.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msogt32.exe"	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msogt32.exe"	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\msogt32.exe	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
File created	C:\Windows\SysWOW64\concp32.exe	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
File created	C:\Windows\SysWOW64\vcl32.exe	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
File created	C:\Windows\SysWOW64\msogt32.exe	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\spoolsv.exe	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
File opened for modification	C:\Windows\spoolsv.exe	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe

Modifies registry class 12 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\ax = af680c6bf943b370285ec79b1f3f50ad	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E97D6F93-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
620	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 620 wrote to memory of 856	620	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe	27
PID 620 wrote to memory of 856	620	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe	27
PID 620 wrote to memory of 856	620	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe	27
PID 620 wrote to memory of 856	620	da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe	27

C:\Users\Admin\AppData\Local\Temp\da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe
"C:\Users\Admin\AppData\Local\Temp\da2dfbb54b240fd1b6e551ad26b0ad77559915b5d0002965d415a9a7b4429522.exe"
1⤵
- Modifies system executable filetype association
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:620
- C:\Windows\spoolsv.exe
  C:\Windows\spoolsv.exe
  2⤵
  - Modifies system executable filetype association
  - Executes dropped EXE
  - Modifies Installed Components in the registry
  - Adds Run key to start application
  - Modifies registry class
  PID:856

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\spoolsv.exe

Filesize
655KB

MD5
2651efbec96950f85ef4d70f7cb9a759

SHA1
2683b6c8c278484df76f40eb344b93907b6e127e

SHA256
a518232c88c2baaa4f68eb21dc13b77e9bad61b9ca5cbaa0f345a425ddc950b1

SHA512
aa0d31f2e27b03dec173900ba4fd2dd1dfc1facab2498678d59456d52ae8c050d6274b2222825ff41647472b68134f9784f03cf1c5a4becbb1fcb9984edff3bf

Download Submit
memory/620-54-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/620-57-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/856-58-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/856-59-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads