95e40490a7ab8bc996d2a8a42233563ed067317e7b54a4083808a0d77ee2a5f5

General

Target

kWxZdhzhxdbryQa.exe
Size

857KB
MD5

564298d99ec96cb82b246a8794de9b9b
SHA1

179c18e7891b967f9048e87362e21b26c73dc9d3
SHA256

95e40490a7ab8bc996d2a8a42233563ed067317e7b54a4083808a0d77ee2a5f5
SHA512

b1b012794842ae9cd72aca78679de8bd0b2c60a7cc0b6f0b4f69ca7a9c4b9210c28c4978d21dc33f5fef948f5ed7eb63302c4e0e822802aaac4d5b73d4920425

Score

7^/10

Malware Config

Signatures

Suspicious behavior: EnumeratesProcesses 23 IoCs

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

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

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1088	kWxZdhzhxdbryQa.exe
1088	kWxZdhzhxdbryQa.exe
1088	kWxZdhzhxdbryQa.exe
1064	systray.exe
1064	systray.exe

Deletes itself 1 IoCs

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

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

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

description	pid	Process	procid_target
PID 1312 set thread context of 1088	1312	kWxZdhzhxdbryQa.exe	26
PID 1088 set thread context of 1284	1088	kWxZdhzhxdbryQa.exe	20
PID 1064 set thread context of 1284	1064	systray.exe	20

Suspicious use of FindShellTrayWindow 5 IoCs

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

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

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1312 wrote to memory of 912	1312	kWxZdhzhxdbryQa.exe	24
PID 1312 wrote to memory of 912	1312	kWxZdhzhxdbryQa.exe	24
PID 1312 wrote to memory of 912	1312	kWxZdhzhxdbryQa.exe	24
PID 1312 wrote to memory of 912	1312	kWxZdhzhxdbryQa.exe	24
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	26
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	26
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	26
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	26
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	26
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	26
PID 1312 wrote to memory of 1088	1312	kWxZdhzhxdbryQa.exe	26
PID 1284 wrote to memory of 1064	1284	Explorer.EXE	27
PID 1284 wrote to memory of 1064	1284	Explorer.EXE	27
PID 1284 wrote to memory of 1064	1284	Explorer.EXE	27
PID 1284 wrote to memory of 1064	1284	Explorer.EXE	27
PID 1064 wrote to memory of 1512	1064	systray.exe	28
PID 1064 wrote to memory of 1512	1064	systray.exe	28
PID 1064 wrote to memory of 1512	1064	systray.exe	28
PID 1064 wrote to memory of 1512	1064	systray.exe	28

Suspicious use of AdjustPrivilegeToken 3 IoCs

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

Suspicious use of SendNotifyMessage 4 IoCs

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

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 Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

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

Command and Control

Exfiltration

Impact

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Downloads

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads