d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f

General

Target

d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
Size

546KB
MD5

0d0b4f03f8819b4412456f9b6569fbb4
SHA1

94b34849bb83cb141e697954e4a7a9ebacf7a9a9
SHA256

d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f
SHA512

ecfa0d006136ab620776cd6305f03294922b955e17bcab7f8f0c32a8611f7380b6733d124881f9fea0a8b3b1581666e0341bc1758c15e190624807babe16fad1
SSDEEP

12288:UsA1mIRjZp9IyTFCMXSWEOIsgsg+8KbPYX3xq6NSGCk0qMqXiGmcQ70:UsnIPp9IyTFC00OIswrSu0GmcQ70

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\" %*"	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe

Executes dropped EXE 1 IoCs

pid	Process
852	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\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mswbd32.exe"	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mswbd32.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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
File created	C:\Windows\SysWOW64\mswbd32.exe	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
File opened for modification	C:\Windows\SysWOW64\mswbd32.exe	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
File created	C:\Windows\SysWOW64\concp32.exe	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
File created	C:\Windows\SysWOW64\vcl32.exe	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.exe	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
File created	C:\Windows\svchost.exe	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe

Modifies registry class 12 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.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\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\ax = e3b1525bb8ac1d6fe99f26de47771f33	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1388856-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1724	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 852	1724	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe	27
PID 1724 wrote to memory of 852	1724	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe	27
PID 1724 wrote to memory of 852	1724	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe	27
PID 1724 wrote to memory of 852	1724	d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe	27

C:\Users\Admin\AppData\Local\Temp\d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.exe
"C:\Users\Admin\AppData\Local\Temp\d3f2f5cde3a916777aeb89c2fbe9f8fd277534b7bc9e75e8483a37d5827e2d0f.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:1724
- 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:852

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
550KB

MD5
5475f807cbe2c432734275e08b56198e

SHA1
83b56feaf533e66c271defaba0d61c766e6eb04b

SHA256
e0dd058aec8f301ad2fccf8838f8389ee5c379b9a9782f26f42a20887b63b09e

SHA512
076addb7519df1c52eef0f190f902cbd441a9255268c8bcc93c932467865c7030a63fce72bb1b021c5c7b93f574cb2353e1cfbf31c682cf0cd56f0b116e5d389

Download Submit
memory/852-58-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/852-59-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1724-54-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1724-57-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads