8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d

General

Target

8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
Size

539KB
MD5

035ca9ee48415e67cdaefcb2e1e85676
SHA1

3f1be34578354621ce03a0a16fc86587f5b34b40
SHA256

8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d
SHA512

8af8a3f4eecf154531e10f760ca1979d51b89788ffa878c5fabd6fdc58855b4408b47a5f364679462d77a3d6e7c15d890101993d0f2b04538020e50279489d7a
SSDEEP

12288:NtKe6Zv23YdRjJFw9TMbZ678m9i8Syy0B0IHjEZ:d6Zv2ojJFwFcwr0tZ

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\" %*"	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.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
1608	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\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msarm32.exe"	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msarm32.exe"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.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"	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
File created	C:\Windows\SysWOW64\msarm32.exe	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
File opened for modification	C:\Windows\SysWOW64\msarm32.exe	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
File created	C:\Windows\SysWOW64\concp32.exe	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
File created	C:\Windows\SysWOW64\vcl32.exe	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\svchost.exe	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
File opened for modification	C:\Windows\svchost.exe	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe

Modifies registry class 12 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\ax = c0c8bf7c5a5036a78e94aa4241a11d42	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	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\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{43C853ED-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2032	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 1608	2032	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe	28
PID 2032 wrote to memory of 1608	2032	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe	28
PID 2032 wrote to memory of 1608	2032	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe	28
PID 2032 wrote to memory of 1608	2032	8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe	28

C:\Users\Admin\AppData\Local\Temp\8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.exe
"C:\Users\Admin\AppData\Local\Temp\8d7268dc2e1d5dfd9979ffd4c4c9b1c387381cf4a927c87b903a1d040e870b5d.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:2032
- 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:1608

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
544KB

MD5
8d1f15605709b53f9beb9abe22a1e929

SHA1
07faf0eab86c4ac492558fcef1c813a24f2d41e2

SHA256
bce880312f4b9a8a17f8476b6f41bdf0f9b31fa9544e105d5ebc56b7300e66f8

SHA512
4b52c1de70a085b473b7e57ca6ce113206bc3d76186dfa88a59d59a3a7edf9c86c269909d5f4ce8d2bea522786aa8d21844970402827e4c708366ab601b24b9e

Download Submit
memory/1608-58-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1608-59-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2032-54-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2032-56-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads