27b70ff660c88c123b2f8cb1574972ce0b0e08bf18f64a93fdb69274753629da

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24/08/2024, 01:57

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General

Target

startf.exe
Size

161KB
MD5

86fbb282f46c7a8811b2f0606197cff3
SHA1

b3ac3c93488ab3a814386ed90b0e4e2638a575f3
SHA256

6548699fdeb314c57fd9eddf1af23182accc1a70221eab37e8ecdff74bd42ba4
SHA512

b53d056d9d42b1358081376b0f47a296ecf21d44ecfac36fcbdf724117c5be9f893d938cc787839406d5223c4f9498b308fccd0fa337040e8dc1424c2f07a4bd
SSDEEP

3072:y9scCLvy36NTBB+usaANuEE2YkoprXgEVHO4fP9C5apu:uXCLa36NTBB+us+1X7lhpu

Score

3^/10

discovery

Malware Config

Signatures

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	start.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	startf.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	3080	startf.exe
Token: SeRestorePrivilege	3080	startf.exe
Token: SeBackupPrivilege	3080	startf.exe
Token: SeDebugPrivilege	2796	start.exe
Token: SeRestorePrivilege	2796	start.exe
Token: SeBackupPrivilege	2796	start.exe
Token: SeSecurityPrivilege	2796	start.exe
Token: SeTcbPrivilege	2796	start.exe
Token: SeImpersonatePrivilege	2796	start.exe
Token: SeAssignPrimaryTokenPrivilege	2796	start.exe
Token: SeCreateTokenPrivilege	2796	start.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2796	start.exe
2796	start.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 2796	3080	startf.exe	85
PID 3080 wrote to memory of 2796	3080	startf.exe	85
PID 3080 wrote to memory of 2796	3080	startf.exe	85

C:\Users\Admin\AppData\Local\Temp\startf.exe
"C:\Users\Admin\AppData\Local\Temp\startf.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3080
- C:\USERS\ADMIN\APPDATA\LOCAL\TEMP\start.exe
  \\?\C:\USERS\ADMIN\APPDATA\LOCAL\TEMP\start.exe /d
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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