bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dc

General

Target

bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Size

518KB
MD5

f32c6f3be8c7020340b7530b86e88b00
SHA1

bf0256c1427152d6857d626e265078b4cecdf4ac
SHA256

bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dc
SHA512

bef5f624f56cdbbb3b840d870e0fef25f3609388758d28e671898085a3d115644b2cdca5fd78a4e15c11e1141b89f9bb7eaed2ad7ebad993ba878c4a7992db6f
SSDEEP

12288:HtKe6Zv23Y31Juc0jKLy2w/z5oTfVEzytsA+MvpeZ+:b6Zv2YubK1wr5oyzytD+y++

Score

8^/10

discovery persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msiag32.exe"	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msiag32.exe"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2480	svchost.exe

Modifies system executable filetype association 2 TTPs 2 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	svchost.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
File created	C:\Windows\SysWOW64\msiag32.exe	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
File opened for modification	C:\Windows\SysWOW64\msiag32.exe	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
File created	C:\Windows\SysWOW64\concp32.exe	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
File created	C:\Windows\SysWOW64\vcl32.exe	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\svchost.exe	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
File opened for modification	C:\Windows\svchost.exe	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Modifies registry class 12 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\ax = a31277a50847cd4ef6c2b5e9c4df54fa	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.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\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{3C7C22A-8B9A-11D5-EBA1-F78EEEEEE983}	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1800	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 2480	1800	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe	31
PID 1800 wrote to memory of 2480	1800	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe	31
PID 1800 wrote to memory of 2480	1800	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe	31
PID 1800 wrote to memory of 2480	1800	bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe	31

C:\Users\Admin\AppData\Local\Temp\bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe
"C:\Users\Admin\AppData\Local\Temp\bd7303de7c0aab78b788dfc289cad7a12b8c9987076ff5d0fe11c819922ec0dcN.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies system executable filetype association
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\svchost.exe
  C:\Windows\svchost.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\concp32.exe

Filesize
518KB

MD5
d4d9ec398a152f91f85a5d39caaf20ed

SHA1
659cf067f91c86a897b6fd85e43a2d4b924ad8a4

SHA256
20a36f9b182baf924bdc5a23e12317720429d566dd82b8983c780ed1163a7827

SHA512
d8d4c9b308a60b3d38620e439e24ce1879e69c179f70c65b49887e2992a2fc0772bbe37e725792b7f2920b2ebf6ce7e20ffa00aef35cf3ad8a2a603a75e8f083

Download Submit
C:\Windows\svchost.exe

Filesize
520KB

MD5
cae0aa7d6e423cf5241b3d58d16b292a

SHA1
65c943cd4dce4bdb3ca2ea2ce0d68413dc60740b

SHA256
ed17ffb4541dd129047974cf5071b59f09ac8f2ccee1aa6fae13bfce48aac04a

SHA512
191c8c93a09f4d570f0273738fcd3eda22b032785e9c3c0b2b1b73ac0871467b560e5f45640a115d4e6d766f984e65d40a1ed17b8d7228b6efab069dc232e290

Download Submit
memory/1800-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1800-10-0x00000000003C0000-0x00000000003F5000-memory.dmp

Filesize
212KB

Download
memory/1800-15-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2480-16-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads