Behavioral Report

Analysis

max time kernel
91s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06-02-2023 20:26

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Report Files Registry Network Processes Mutex Misc

General

Target

105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe
Size

2MB
MD5

b162ab57ef8877c9ab873932e3025039
SHA1

f7f290cf666bc4e8877a5ef09b8ed1ab8291638f
SHA256

105b3e33e393c9d0ccdaae95ffcbb9eff9a946f79683ca932a11d0fc674c64e2
SHA512

13927b2df2e9aeaf601def099b7f006383937f2984344571150a45aad034a85cd13832874c8382a76a8725600cb8439820fb8d691af90f7bf8ce859b8fe1e51d
SSDEEP

24576:EMRpqU3LsGw9tDW06PHAHHeO4ElrkWUZlDd09H7YgngNXN4dXh5nfr2Sd5+ZiTt+:lu95k+X/nT2SdQat/cM7Zcm2

Score

10^/10

quasar pure____1 evasion persistence spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Pure____1

sabifati.linkpc.net:4784

deli.mywire.org:4784

Attributes

encryption_key
78BC50021362B61652204981B13FE17E053A03F1
install_name
Client.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Quasar Client Startup
subdirectory
SubDir

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

TTPs:

Winlogon Helper DLL Modify Registry

Processes:

105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,\"C:\\Users\\Admin\\AppData\\Roaming\\Google\\chrome.exe\","	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe

Quasar RAT
Quasar is an open source Remote Access Tool.
trojan spyware quasar
Quasar payload 1 IoCs

Processes:

resource yara_rule

behavioral2/memory/2192-165-0x0000000000400000-0x0000000000484000-memory.dmp family_quasar
Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs

Processes:

svchost.exe

description pid process target process

PID 3620 created 2868 3620 svchost.exe AdvancedRun.exe
PID 3620 created 2536 3620 svchost.exe AdvancedRun.exe
Nirsoft 2 IoCs

Processes:

resource yara_rule

behavioral2/files/0x000200000001e6c6-153.dat Nirsoft
behavioral2/files/0x000200000001e6c6-156.dat Nirsoft
Stops running service(s) 3 TTPs
evasion

TTPs:

Modify Existing Service Service Stop

resource	yara_rule
behavioral2/memory/2192-165-0x0000000000400000-0x0000000000484000-memory.dmp	family_quasar

description	pid	process	target process
PID 3620 created 2868	3620	svchost.exe	AdvancedRun.exe
PID 3620 created 2536	3620	svchost.exe	AdvancedRun.exe

resource	yara_rule
behavioral2/files/0x000200000001e6c6-153.dat	Nirsoft
behavioral2/files/0x000200000001e6c6-156.dat	Nirsoft

Checks computer location settings 2 TTPs 1 IoCs

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

TTPs:

Query Registry System Information Discovery

Processes:

105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe

Executes dropped EXE 4 IoCs

Processes:

AdvancedRun.exeAdvancedRun.exeRegAsm.exeRegAsm.exe

pid process

2868 AdvancedRun.exe
2536 AdvancedRun.exe
4236 RegAsm.exe
2192 RegAsm.exe
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

46 api.ipify.org
47 api.ipify.org

pid	process
2868	AdvancedRun.exe
2536	AdvancedRun.exe
4236	RegAsm.exe
2192	RegAsm.exe

flow	ioc
46	api.ipify.org
47	api.ipify.org

Drops file in System32 directory 2 IoCs

Processes:

powershell.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive	powershell.exe
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe

description pid process target process

PID 4876 set thread context of 2192 4876 105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe RegAsm.exe
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exe

pid process

4208 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

TTPs:

System Information Discovery
Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.

TTPs:

System Information Discovery Command-Line Interface

Processes:

ipconfig.exeipconfig.exe

pid process

1440 ipconfig.exe
1636 ipconfig.exe

description	pid	process	target process
PID 4876 set thread context of 2192	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe

pid	process
4208	sc.exe

pid	process
1440	ipconfig.exe
1636	ipconfig.exe

Modifies data under HKEY_USERS 41 IoCs

Processes:

powershell.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	powershell.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.exeAdvancedRun.exeAdvancedRun.exepowershell.exe105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe

pid	process
4664	powershell.exe
4664	powershell.exe
2828	powershell.exe
2828	powershell.exe
4984	powershell.exe
4984	powershell.exe
5044	powershell.exe
5044	powershell.exe
2868	AdvancedRun.exe
2868	AdvancedRun.exe
2868	AdvancedRun.exe
2868	AdvancedRun.exe
2536	AdvancedRun.exe
2536	AdvancedRun.exe
2536	AdvancedRun.exe
2536	AdvancedRun.exe
2864	powershell.exe
2864	powershell.exe
4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe
4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe
4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe
4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe
4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe
4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

Processes:

105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exepowershell.exepowershell.exepowershell.exepowershell.exeAdvancedRun.exesvchost.exeAdvancedRun.exepowershell.exeRegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe
Token: SeDebugPrivilege	4664	powershell.exe
Token: SeDebugPrivilege	2828	powershell.exe
Token: SeDebugPrivilege	4984	powershell.exe
Token: SeDebugPrivilege	5044	powershell.exe
Token: SeDebugPrivilege	2868	AdvancedRun.exe
Token: SeImpersonatePrivilege	2868	AdvancedRun.exe
Token: SeTcbPrivilege	3620	svchost.exe
Token: SeTcbPrivilege	3620	svchost.exe
Token: SeDebugPrivilege	2536	AdvancedRun.exe
Token: SeImpersonatePrivilege	2536	AdvancedRun.exe
Token: SeDebugPrivilege	2864	powershell.exe
Token: SeDebugPrivilege	2192	RegAsm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegAsm.exe

pid process

2192 RegAsm.exe

pid	process
2192	RegAsm.exe

Suspicious use of WriteProcessMemory 39 IoCs

Processes:

105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exepowershell.exepowershell.exesvchost.exe

description	pid	process	target process
PID 4876 wrote to memory of 4664	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 4664	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 4664	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4664 wrote to memory of 1636	4664	powershell.exe	ipconfig.exe
PID 4664 wrote to memory of 1636	4664	powershell.exe	ipconfig.exe
PID 4664 wrote to memory of 1636	4664	powershell.exe	ipconfig.exe
PID 4876 wrote to memory of 2828	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 2828	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 2828	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 4984	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 4984	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 4984	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4984 wrote to memory of 1440	4984	powershell.exe	ipconfig.exe
PID 4984 wrote to memory of 1440	4984	powershell.exe	ipconfig.exe
PID 4984 wrote to memory of 1440	4984	powershell.exe	ipconfig.exe
PID 4876 wrote to memory of 5044	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 5044	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 5044	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	powershell.exe
PID 4876 wrote to memory of 2868	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	AdvancedRun.exe
PID 4876 wrote to memory of 2868	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	AdvancedRun.exe
PID 4876 wrote to memory of 2868	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	AdvancedRun.exe
PID 3620 wrote to memory of 4208	3620	svchost.exe	sc.exe
PID 3620 wrote to memory of 4208	3620	svchost.exe	sc.exe
PID 4876 wrote to memory of 2536	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	AdvancedRun.exe
PID 4876 wrote to memory of 2536	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	AdvancedRun.exe
PID 4876 wrote to memory of 2536	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	AdvancedRun.exe
PID 3620 wrote to memory of 2864	3620	svchost.exe	powershell.exe
PID 3620 wrote to memory of 2864	3620	svchost.exe	powershell.exe
PID 4876 wrote to memory of 4236	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 4236	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 4236	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 2192	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 2192	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 2192	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 2192	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 2192	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 2192	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 2192	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe
PID 4876 wrote to memory of 2192	4876	105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe

"C:\Users\Admin\AppData\Local\Temp\105B3E33E393C9D0CCDAAE95FFCBB9EFF9A946F79683C.exe"

Modifies WinLogon for persistence
Checks computer location settings
Suspicious use of SetThreadContext
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory

PID:4876

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc aQBwAGMAbwBuAGYAaQBnACAALwByAGUAbABlAGEAcwBlAA==

Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory

PID:4664

C:\Windows\SysWOW64\ipconfig.exe

"C:\Windows\system32\ipconfig.exe" /release

Gathers network information

PID:1636

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBzACAAMgA1AA==

Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken

PID:2828

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc aQBwAGMAbwBuAGYAaQBnACAALwByAGUAbgBlAHcA

Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory

PID:4984

C:\Windows\SysWOW64\ipconfig.exe

"C:\Windows\system32\ipconfig.exe" /renew

Gathers network information

PID:1440

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAuADUA

Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken

PID:5044

C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe

"C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /EXEFilename "C:\Windows\System32\sc.exe" /WindowState 0 /CommandLine "stop WinDefend" /StartDirectory "" /RunAs 8 /Run

Executes dropped EXE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken

PID:2868

C:\Windows\System32\sc.exe

"C:\Windows\System32\sc.exe" stop WinDefend

Launches sc.exe

PID:4208

C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe

"C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /EXEFilename "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" /WindowState 0 /CommandLine "rmdir 'C:\ProgramData\Microsoft\Windows Defender' -Recurse" /StartDirectory "" /RunAs 8 /Run

Executes dropped EXE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken

PID:2536

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" rmdir 'C:\ProgramData\Microsoft\Windows Defender' -Recurse

Drops file in System32 directory
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken

PID:2864

C:\Users\Admin\AppData\Local\Temp\RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\RegAsm.exe

Executes dropped EXE

PID:4236

C:\Users\Admin\AppData\Local\Temp\RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\RegAsm.exe

Executes dropped EXE
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx

PID:2192

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon

Suspicious use of NtCreateUserProcessOtherParentProcess
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory

PID:3620

Network

MITRE ATT&CK Matrix

Collection

Command and Control

Credential Access

Defense Evasion

Modify Registry

T1112

Discovery

Query Registry

T1012

System Information Discovery

T1082

Execution

Command-Line Interface

T1059

Exfiltration

Impact

Service Stop

T1489

Initial Access

Lateral Movement

Persistence

Winlogon Helper DLL

T1004

Modify Existing Service

T1031

Privilege Escalation

Replay Monitor

00:00 00:00

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
1KB

MD5
33b19d75aa77114216dbc23f43b195e3

SHA1
36a6c3975e619e0c5232aa4f5b7dc1fec9525535

SHA256
b23ced31b855e5a39c94afa1f9d55b023b8c40d4dc62143e0539c6916c12c9d2

SHA512
676fa2fd34878b75e5899197fe6826bb5604541aa468804bc9835bd3acabed2e6759878a8f1358955413818a51456816e90f149133828575a416c2a74fc7d821

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
Filesize
53KB

MD5
06ad34f9739c5159b4d92d702545bd49

SHA1
9152a0d4f153f3f40f7e606be75f81b582ee0c17

SHA256
474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

SHA512
c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
11KB

MD5
8d2bfb474c8c19ad64c08ff5269579c4

SHA1
feba7a1b11e0de7ebccb281bf3f5435c7720e34c

SHA256
ff6c49e200f7cf2c49d09483f5e0798a7626ce99a00d1a9d7879d7ecb190a08a

SHA512
b5e720d6b94451a563fdfa34f7dd6716c26c36ed1eb4b608009eba8364e5989182d5b409492d7b6814180d1dcb24dcea64ac8496c2e3406df3dc5570bb579f43

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
16KB

MD5
d6036ee2d579fe8234989c131e61328c

SHA1
2a3b8711a5bd126982b3c936bd35610a8301b461

SHA256
ecddc608d81f66ba771cd01cabcf283988908b647653a9ca5cd8851467b82b36

SHA512
62fe8f9e04905471324743618b670982473b49e4389885b99800b4e158c2a7e113eb6e527f16da71c2a68ac22c19eb8e8d88c3be5eaf83b5bf79bcc025755ed7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
11KB

MD5
a27ac102c8cdd39e29d1323cb333a32c

SHA1
8f53ea81db8799af61770b1a2c855ab745b16cfa

SHA256
f2f9f44e9de8c2e27045239d757479e2c6e498fff5f4be31270c08a76205c197

SHA512
138b6973fef7d1ff97b45675718a77f893f93b663784fa6c1e5c6e3f9f66347b877f9354426f5583f402cabf86d0bf6a261bb45819cc28d4c78d1606c00c1644

Download Submit
C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
Filesize
88KB

MD5
17fc12902f4769af3a9271eb4e2dacce

SHA1
9a4a1581cc3971579574f837e110f3bd6d529dab

SHA256
29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

SHA512
036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
Filesize
88KB

MD5
17fc12902f4769af3a9271eb4e2dacce

SHA1
9a4a1581cc3971579574f837e110f3bd6d529dab

SHA256
29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

SHA512
036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

Download Submit
C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
Filesize
63KB

MD5
0d5df43af2916f47d00c1573797c1a13

SHA1
230ab5559e806574d26b4c20847c368ed55483b0

SHA256
c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc

SHA512
f96cf9e1890746b12daf839a6d0f16f062b72c1b8a40439f96583f242980f10f867720232a6fa0f7d4d7ac0a7a6143981a5a130d6417ea98b181447134c7cfe2

Download Submit
C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
Filesize
63KB

MD5
0d5df43af2916f47d00c1573797c1a13

SHA1
230ab5559e806574d26b4c20847c368ed55483b0

SHA256
c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc

SHA512
f96cf9e1890746b12daf839a6d0f16f062b72c1b8a40439f96583f242980f10f867720232a6fa0f7d4d7ac0a7a6143981a5a130d6417ea98b181447134c7cfe2

Download Submit
C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
Filesize
63KB

MD5
0d5df43af2916f47d00c1573797c1a13

SHA1
230ab5559e806574d26b4c20847c368ed55483b0

SHA256
c066aee7aa3aa83f763ebc5541daa266ed6c648fbffcde0d836a13b221bb2adc

SHA512
f96cf9e1890746b12daf839a6d0f16f062b72c1b8a40439f96583f242980f10f867720232a6fa0f7d4d7ac0a7a6143981a5a130d6417ea98b181447134c7cfe2

Download Submit
memory/1440-148-0x0000000000000000-mapping.dmp

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memory/1636-140-0x0000000000000000-mapping.dmp

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memory/2192-170-0x0000000006800000-0x0000000006E18000-memory.dmp

Filesize
6MB

Download
memory/2192-169-0x0000000005540000-0x000000000554A000-memory.dmp

Filesize
40KB

Download
memory/2192-168-0x0000000005C30000-0x00000000061D4000-memory.dmp

Filesize
5MB

Download
memory/2192-171-0x0000000005AA0000-0x0000000005AF0000-memory.dmp

Filesize
320KB

Download
memory/2192-172-0x00000000062C0000-0x0000000006372000-memory.dmp

Filesize
712KB

Download
memory/2192-165-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/2192-163-0x0000000000000000-mapping.dmp

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memory/2536-155-0x0000000000000000-mapping.dmp

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memory/2828-145-0x00000000066A0000-0x00000000066BA000-memory.dmp

Filesize
104KB

Download
memory/2828-144-0x0000000007AB0000-0x000000000812A000-memory.dmp

Filesize
6MB

Download
memory/2828-141-0x0000000000000000-mapping.dmp

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memory/2864-164-0x00007FFB80140000-0x00007FFB80C01000-memory.dmp

Filesize
10MB

Download
memory/2864-159-0x00007FFB80140000-0x00007FFB80C01000-memory.dmp

Filesize
10MB

Download
memory/2864-157-0x0000000000000000-mapping.dmp

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memory/2864-158-0x000002B94C340000-0x000002B94C362000-memory.dmp

Filesize
136KB

Download
memory/2868-152-0x0000000000000000-mapping.dmp

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memory/4208-154-0x0000000000000000-mapping.dmp

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memory/4236-161-0x0000000000000000-mapping.dmp

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memory/4664-133-0x0000000000000000-mapping.dmp

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memory/4664-139-0x0000000006650000-0x000000000666E000-memory.dmp

Filesize
120KB

Download
memory/4664-134-0x0000000002D20000-0x0000000002D56000-memory.dmp

Filesize
216KB

Download
memory/4664-137-0x0000000005850000-0x00000000058B6000-memory.dmp

Filesize
408KB

Download
memory/4664-135-0x00000000058E0000-0x0000000005F08000-memory.dmp

Filesize
6MB

Download
memory/4664-136-0x00000000057B0000-0x00000000057D2000-memory.dmp

Filesize
136KB

Download
memory/4664-138-0x0000000005FC0000-0x0000000006026000-memory.dmp

Filesize
408KB

Download
memory/4876-160-0x0000000000D00000-0x0000000000D92000-memory.dmp

Filesize
584KB

Download
memory/4876-132-0x0000000000560000-0x00000000007AE000-memory.dmp

Filesize
2MB

Download
memory/4984-146-0x0000000000000000-mapping.dmp

Download
memory/5044-149-0x0000000000000000-mapping.dmp

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