6ca0125c443717d96e6e9cd262905f3b149fde33419e7780ca42271138f19657

General

Target

625ad098d574e4c3723542c30d21a430N.exe
Size

74KB
MD5

625ad098d574e4c3723542c30d21a430
SHA1

6de2c80cc873fa521c8a32aef41c1bf4b4f7124e
SHA256

6ca0125c443717d96e6e9cd262905f3b149fde33419e7780ca42271138f19657
SHA512

c7babf95c665c2741bfced63d8996bc3170003fcffd45eebe85e46592abac57d8ce56676ec0b43f76d2b9eb5b71ccbaf3b29be0cd57845a2c41a0f37310394cf
SSDEEP

1536:3Iq4Ts+P6Y8pEcUo50ACBDzvpjK+SVlAWaYFUIt/v:QTVP6Y8pfU3DBD6VW1tIt/v

Score

10^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe spoolwg.exe"	625ad098d574e4c3723542c30d21a430N.exe

Executes dropped EXE 1 IoCs

pid	Process
2496	spoolwg.exe

Adds Run key to start application 2 TTPs 2 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\RunOnce\Service Host = "C:\\Windows\\svchost.exe"	625ad098d574e4c3723542c30d21a430N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Service Host = "C:\\Windows\\spoolwg.exe"	625ad098d574e4c3723542c30d21a430N.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\spoolwg.exe	625ad098d574e4c3723542c30d21a430N.exe
File created	C:\Windows\svchost.exe	625ad098d574e4c3723542c30d21a430N.exe
File opened for modification	C:\Windows\svchost.exe	spoolwg.exe
File opened for modification	C:\Windows\mstorvil.{21EC2020-3AEA-1069-A2DD-08002B30309D}	spoolwg.exe
File opened for modification	C:\Windows\mstorvil.{21EC2020-3AEA-1069-A2DD-08002B30309D}\BestCrypt v7.08.1 Crack.exe	spoolwg.exe
File created	C:\Windows\mstorvil.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Cultures 3 Northland Crack.exe	spoolwg.exe
File opened for modification	C:\Windows\mstorvil.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Cultures 3 Northland Crack.exe	spoolwg.exe
File opened for modification	C:\Windows\spoolwg.exe	625ad098d574e4c3723542c30d21a430N.exe
File created	C:\Windows\spoolwg.exe	spoolwg.exe
File created	C:\Windows\mstorvil.{21EC2020-3AEA-1069-A2DD-08002B30309D}\BestCrypt v7.08.1 Crack.exe	spoolwg.exe
File created	C:\Windows\mstorvil.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Adobe Encore DVD 1.0 Crack.exe	spoolwg.exe
File opened for modification	C:\Windows\mstorvil.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Adobe Encore DVD 1.0 Crack.exe	spoolwg.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	625ad098d574e4c3723542c30d21a430N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 2496	1940	625ad098d574e4c3723542c30d21a430N.exe	30
PID 1940 wrote to memory of 2496	1940	625ad098d574e4c3723542c30d21a430N.exe	30
PID 1940 wrote to memory of 2496	1940	625ad098d574e4c3723542c30d21a430N.exe	30
PID 1940 wrote to memory of 2496	1940	625ad098d574e4c3723542c30d21a430N.exe	30

C:\Users\Admin\AppData\Local\Temp\625ad098d574e4c3723542c30d21a430N.exe
"C:\Users\Admin\AppData\Local\Temp\625ad098d574e4c3723542c30d21a430N.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Windows\spoolwg.exe
  C:\Windows\spoolwg.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\spoolwg.exe

Filesize
74KB

MD5
625ad098d574e4c3723542c30d21a430

SHA1
6de2c80cc873fa521c8a32aef41c1bf4b4f7124e

SHA256
6ca0125c443717d96e6e9cd262905f3b149fde33419e7780ca42271138f19657

SHA512
c7babf95c665c2741bfced63d8996bc3170003fcffd45eebe85e46592abac57d8ce56676ec0b43f76d2b9eb5b71ccbaf3b29be0cd57845a2c41a0f37310394cf

Download Submit
memory/1940-6-0x0000000000400000-0x000000000050D000-memory.dmp

Filesize
1.1MB

Download
memory/2496-11-0x0000000000400000-0x000000000050D000-memory.dmp

Filesize
1.1MB

Download
memory/2496-13-0x0000000000400000-0x000000000050D000-memory.dmp

Filesize
1.1MB

Download
memory/2496-15-0x0000000000400000-0x000000000050D000-memory.dmp

Filesize
1.1MB

Download
memory/2496-30-0x0000000000400000-0x000000000050D000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads