7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b

General

Target

7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
Size

264KB
MD5

06edc1ebefd4c80e9af511a37134b736
SHA1

cf19d056a1bea3b87c6bb6addd9f4773981724f1
SHA256

7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b
SHA512

a2bbc456ee0a5778b8002e0a5e22c050b1aceb6538b4d56fd41dc4385214dd2e0f72dbbc58c95513b50e7e252ae53117ad2380fa07c18e64bfc088a1b3aac84b
SSDEEP

6144:MRAhhJxX7bNIAROzTb2uuXpLJCNcOTdIRjWHDKYGEZ36qrpN:UsAAM2dZVYYRY2Jy6qVN

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\" %*"	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.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
1476	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msgbo32.exe"	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msgbo32.exe"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.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"	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\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\msgbo32.exe	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
File created	C:\Windows\SysWOW64\concp32.exe	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
File created	C:\Windows\SysWOW64\vcl32.exe	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
File created	C:\Windows\SysWOW64\msgbo32.exe	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\svchost.exe	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
File opened for modification	C:\Windows\svchost.exe	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe

Modifies registry class 12 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 51b87e487c362b97eef445248ec63338	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.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\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{702477B3-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1504	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1476	1504	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe	26
PID 1504 wrote to memory of 1476	1504	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe	26
PID 1504 wrote to memory of 1476	1504	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe	26
PID 1504 wrote to memory of 1476	1504	7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe	26

C:\Users\Admin\AppData\Local\Temp\7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.exe
"C:\Users\Admin\AppData\Local\Temp\7aa311c648f806c150bf9fdac739895221ef534df6de0aee7ca5927fd553a82b.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:1504
- 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:1476

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
267KB

MD5
c22541405ee63a1d855e74fb036be09d

SHA1
d32e4552d7829913268565f8917ead6f4ed7f075

SHA256
4f2593b622150bc6976779d53f9d426c8bbe6101a9e70c617dd87fd1c96b297c

SHA512
1ac0cb962c0e5cf6914be4e630fe2d00dd8060b8c581d08ad83dc15bd79399e8b22f841cccd63f5e8e3110ab2774b7ee98da2df0cce7b2c06c33778465abefc2

Download Submit
memory/1476-58-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1476-59-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1504-54-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1504-57-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads