95e40490a7ab8bc996d2a8a42233563ed067317e7b54a4083808a0d77ee2a5f5

General

Target

kWxZdhzhxdbryQa.exe
Size

857KB
MD5

564298d99ec96cb82b246a8794de9b9b
SHA1

179c18e7891b967f9048e87362e21b26c73dc9d3
SHA256

95e40490a7ab8bc996d2a8a42233563ed067317e7b54a4083808a0d77ee2a5f5
SHA512

b1b012794842ae9cd72aca78679de8bd0b2c60a7cc0b6f0b4f69ca7a9c4b9210c28c4978d21dc33f5fef948f5ed7eb63302c4e0e822802aaac4d5b73d4920425

Score

7^/10

spyware evasion trojan persistence

Malware Config

Signatures

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

kWxZdhzhxdbryQa.exesystray.exe

pid	process
1088	kWxZdhzhxdbryQa.exe
1088	kWxZdhzhxdbryQa.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe
1064	systray.exe

Drops file in Program Files directory 1 IoCs

Processes:

systray.exe

description ioc process

File opened for modification C:\Program Files (x86)\Gkpxp3zix\configmr80nt28.exe systray.exe
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

kWxZdhzhxdbryQa.exesystray.exe

pid process

1088 kWxZdhzhxdbryQa.exe
1088 kWxZdhzhxdbryQa.exe
1088 kWxZdhzhxdbryQa.exe
1064 systray.exe
1064 systray.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1512 cmd.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

912 schtasks.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Gkpxp3zix\configmr80nt28.exe	systray.exe

pid	process
1512	cmd.exe

pid	process
912	schtasks.exe

Adds Run entry to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

systray.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	systray.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\H4D0B4P8DLX = "C:\\Program Files (x86)\\Gkpxp3zix\\configmr80nt28.exe"	systray.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

kWxZdhzhxdbryQa.exekWxZdhzhxdbryQa.exesystray.exe

description	pid	process	target process
PID 1312 set thread context of 1088	1312	kWxZdhzhxdbryQa.exe	kWxZdhzhxdbryQa.exe
PID 1088 set thread context of 1284	1088	kWxZdhzhxdbryQa.exe	Explorer.EXE
PID 1064 set thread context of 1284	1064	systray.exe	Explorer.EXE

Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

Explorer.EXE

pid process

1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Explorer.EXE

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Explorer.EXE

pid	process
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

kWxZdhzhxdbryQa.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 1312 wrote to memory of 912	1312	kWxZdhzhxdbryQa.exe	schtasks.exe
PID 1312 wrote to memory of 912	1312	kWxZdhzhxdbryQa.exe	schtasks.exe
PID 1312 wrote to memory of 912	1312	kWxZdhzhxdbryQa.exe	schtasks.exe
PID 1312 wrote to memory of 912	1312	kWxZdhzhxdbryQa.exe	schtasks.exe
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	kWxZdhzhxdbryQa.exe
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	kWxZdhzhxdbryQa.exe
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	kWxZdhzhxdbryQa.exe
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	kWxZdhzhxdbryQa.exe
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	kWxZdhzhxdbryQa.exe
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	kWxZdhzhxdbryQa.exe
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	kWxZdhzhxdbryQa.exe
PID 1284 wrote to memory of 1064	1284	Explorer.EXE	systray.exe
PID 1284 wrote to memory of 1064	1284	Explorer.EXE	systray.exe
PID 1284 wrote to memory of 1064	1284	Explorer.EXE	systray.exe
PID 1284 wrote to memory of 1064	1284	Explorer.EXE	systray.exe
PID 1064 wrote to memory of 1512	1064	systray.exe	cmd.exe
PID 1064 wrote to memory of 1512	1064	systray.exe	cmd.exe
PID 1064 wrote to memory of 1512	1064	systray.exe	cmd.exe
PID 1064 wrote to memory of 1512	1064	systray.exe	cmd.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

kWxZdhzhxdbryQa.exesystray.exeExplorer.EXE

description pid process

Token: SeDebugPrivilege 1088 kWxZdhzhxdbryQa.exe
Token: SeDebugPrivilege 1064 systray.exe
Token: SeShutdownPrivilege 1284 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE
1284 Explorer.EXE
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

description	pid	process
Token: SeDebugPrivilege	1088	kWxZdhzhxdbryQa.exe
Token: SeDebugPrivilege	1064	systray.exe
Token: SeShutdownPrivilege	1284	Explorer.EXE

pid	process
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

systray.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1131729243-447456001-3632642222-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	systray.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SendNotifyMessage
PID:1284

C:\Users\Admin\AppData\Local\Temp\kWxZdhzhxdbryQa.exe
"C:\Users\Admin\AppData\Local\Temp\kWxZdhzhxdbryQa.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1312

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jdjIVjDa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp83A0.tmp"
3⤵
- Creates scheduled task(s)
PID:912

C:\Users\Admin\AppData\Local\Temp\kWxZdhzhxdbryQa.exe
"{path}"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
PID:1088

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Drops file in Program Files directory
- Suspicious behavior: MapViewOfSection
- Adds Run entry to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Modifies Internet Explorer settings
PID:1064

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\kWxZdhzhxdbryQa.exe"
3⤵
- Deletes itself
PID:1512

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp83A0.tmp

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C:\Users\Admin\AppData\Roaming\JN052U35\JN0logim.jpeg

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C:\Users\Admin\AppData\Roaming\JN052U35\JN0logri.ini

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C:\Users\Admin\AppData\Roaming\JN052U35\JN0logrv.ini

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memory/912-0-0x0000000000000000-mapping.dmp

Download
memory/1064-4-0x0000000000000000-mapping.dmp

Download
memory/1064-5-0x0000000000640000-0x0000000000645000-memory.dmp

Filesize
20KB

Download
memory/1064-7-0x0000000001EA0000-0x0000000001FE9000-memory.dmp

Filesize
1.3MB

Download
memory/1064-8-0x00000000750E0000-0x00000000750EC000-memory.dmp

Filesize
48KB

Download
memory/1088-2-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1088-3-0x000000000041B6E0-mapping.dmp

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memory/1512-6-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads