7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550

General

Target
7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550.exe
Size 37KB
Sample240616-2erhxavfpr
SHA256 7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550
MD5 304ffac824da5ee0ec8db2a629e1a8de
SHA1 99cf00af96b3520b87d076e455420a952c38f687
SHA512 ada49b40a7134efb65e24d8866194c0723279b791fbf832867c917becf0f0650a1504989fcdf451d1310c8d33ded29ac6ffdbc29f2f2b329f04952fc16d883a6
SSDEEP 384:g5gKCiMQB63fbw6ZfrZUy8f8UvXsgiN8JurAF+rMRTyN/0L+EcoinblneHQM3epH:9Q0DwODZX8f8UU18MrM+rMRa8NuTo6t
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

evasion persistence

Malware Config

Signatures

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4664	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a54a412245e529f019609d6c0fbff937.exe	svhost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a54a412245e529f019609d6c0fbff937.exe	svhost.exe

Executes dropped EXE 1 IoCs

pid	Process
4660	svhost.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\Run\a54a412245e529f019609d6c0fbff937 = "\"C:\\Windows\\svhost.exe\" .."	svhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\a54a412245e529f019609d6c0fbff937 = "\"C:\\Windows\\svhost.exe\" .."	svhost.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\svhost.exe	7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550.exe
File opened for modification	C:\Windows\svhost.exe	7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550.exe
File opened for modification	C:\Windows\svhost.exe	svhost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe
Token: 33	4660	svhost.exe
Token: SeIncBasePriorityPrivilege	4660	svhost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 4660	2484	7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550.exe	87
PID 2484 wrote to memory of 4660	2484	7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550.exe	87
PID 2484 wrote to memory of 4660	2484	7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550.exe	87
PID 4660 wrote to memory of 4664	4660	svhost.exe	88
PID 4660 wrote to memory of 4664	4660	svhost.exe	88
PID 4660 wrote to memory of 4664	4660	svhost.exe	88

C:\Users\Admin\AppData\Local\Temp\7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550.exe
"C:\Users\Admin\AppData\Local\Temp\7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Windows\svhost.exe
  "C:\Windows\svhost.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4660
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Windows\svhost.exe" "svhost.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:4664

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

svhost.exe

Path C:\Windows\svhost.exe
Size 37KB
SHA256 7083b633504258cbcc05d041746c411b08e642da485f9a6437a9a516403cb550
MD5 304ffac824da5ee0ec8db2a629e1a8de
SHA1 99cf00af96b3520b87d076e455420a952c38f687
SHA512 ada49b40a7134efb65e24d8866194c0723279b791fbf832867c917becf0f0650a1504989fcdf451d1310c8d33ded29ac6ffdbc29f2f2b329f04952fc16d883a6
SSDEEP 384:g5gKCiMQB63fbw6ZfrZUy8f8UvXsgiN8JurAF+rMRTyN/0L+EcoinblneHQM3epH:9Q0DwODZX8f8UU18MrM+rMRa8NuTo6t
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2484-0-0x0000000075172000-0x0000000075173000-memory.dmp

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memory/2484-1-0x0000000075170000-0x0000000075721000-memory.dmp

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memory/2484-2-0x0000000075170000-0x0000000075721000-memory.dmp

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memory/2484-12-0x0000000075170000-0x0000000075721000-memory.dmp

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memory/4660-13-0x0000000075170000-0x0000000075721000-memory.dmp

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memory/4660-14-0x0000000075170000-0x0000000075721000-memory.dmp

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memory/4660-16-0x0000000075170000-0x0000000075721000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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