bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b

General

Target

bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Size

653KB
MD5

61a027cd83dd9edb4e458ff8249209a0
SHA1

447df83e9832feb64ca664b653a43ed773234b4d
SHA256

bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b
SHA512

e6b5485c104878c794dc794c4b863c179d0c88bd650e1282ef614e7725e16dd7e05b6ce00c8240b77120d7c791a9b41bc6fdb1dc3d4016e0bda61d35b2f113a8
SSDEEP

12288:UsAqMGHGSX1388BxGVI43GVpinJMcODu5OcQlgv7JtyBYddYNgh7CHT:UsBbW1SaR7Qivz126YHT

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\" %*"	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
1100	svchost.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\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mstdr32.exe"	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mstdr32.exe"	svchost.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\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\concp32.exe	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
File created	C:\Windows\SysWOW64\vcl32.exe	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
File created	C:\Windows\SysWOW64\mstdr32.exe	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
File opened for modification	C:\Windows\SysWOW64\mstdr32.exe	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\svchost.exe	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
File opened for modification	C:\Windows\svchost.exe	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe

Modifies registry class 12 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 0ce7a5166cfe935127a220ba62536220	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{4A2F5B1F-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2012	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 1100	2012	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe	26
PID 2012 wrote to memory of 1100	2012	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe	26
PID 2012 wrote to memory of 1100	2012	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe	26
PID 2012 wrote to memory of 1100	2012	bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe	26

C:\Users\Admin\AppData\Local\Temp\bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.exe
"C:\Users\Admin\AppData\Local\Temp\bddc0655f6d28054cc6977e62c6438480776b18d8beaa8820bf6aa8e5c49c63b.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:2012
- C:\Windows\svchost.exe
  C:\Windows\svchost.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:1100

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\svchost.exe

Filesize
656KB

MD5
75ddcb084d262c47177984567451a58f

SHA1
320891489d6aaf695c199ecffba97a40c8b74e6b

SHA256
9ac940a8dd1c9c42005561b23eb664dbc6ff5bfaff3bf62db16f687570b8f06d

SHA512
a48ae2a40af630b44e8c88dfacfbf0f3cdd1f07df10fb666f1a8dbb0939aaf2b600f5620f31f78568fd76dbb00d93ae77324bc6eb45bdf93a5260ac97af30b36

Download Submit
memory/1100-58-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1100-59-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2012-54-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2012-57-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads