fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219

General

Target

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Size

512KB
MD5

0188f97a2e988dadb8fbd04c3beb98ca
SHA1

1abe5390514d43ec852232f425766a9b66a08b8c
SHA256

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219
SHA512

04537ac67d3a2a0bf72ee4a83ca01fdd9096731f81a66a549e5c83ed66affe9ee54964542f387f3130b9ca7760bc649e0dd18902128e6d2e5df88d891d297fbd
SSDEEP

6144:WKMfeHFy35sdITzCyLWrx548JXpb1Gsehn08k9OMSkgN36nFtis0K+mhqkb/xX6P:c5HnVLWN5d3ksedWO6nF7wkb/x62AIK

Score

8^/10

persistence upx

Malware Config

Signatures

Sets file execution options in registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iwpyvtnsd.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iwpyvtnsd.exe\DisableExceptionChainValidation	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1456-64-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1456-67-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1456-69-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1456-77-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Checks for any installed AV software in registry 1 TTPs 2 IoCs

Security Software Discovery

T1063

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Avira	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

Drops desktop.ini file(s) 1 IoCs

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

description ioc process

File created C:\ProgramData\winsys\desktop.ini fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

description	ioc	process
File created	C:\ProgramData\winsys\desktop.ini	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exefd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

description	pid	process	target process
PID 536 set thread context of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 set thread context of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.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

1756 schtasks.exe

pid	process
1756	schtasks.exe

Modifies registry class 7 IoCs

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{99578D68-4828-5848-B5A5-3A0344F34658}	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{99578D68-4828-5848-B5A5-3A0344F34658}\188503F3	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{99578D68-4828-5848-B5A5-3A0344F34658}\188503F3\CG1\HAL = 05ee0000	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{99578D68-4828-5848-B5A5-3A0344F34658}\188503F3\ê'át3	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{99578D68-4828-5848-B5A5-3A0344F34658}\188503F3\ê'át3\BID = 2000080017000b00e60700001400000017000b000f00020000000000b6007e63	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\CLSID\{99578D68-4828-5848-B5A5-3A0344F34658}\188503F3\CG1	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

pid	process
960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

pid process

960 fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

description	pid	process
Token: SeRestorePrivilege	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Token: SeBackupPrivilege	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
Token: SeDebugPrivilege	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exefd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

pid	process
536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exefd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exefd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe

C:\Users\Admin\AppData\Local\Temp\fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
"C:\Users\Admin\AppData\Local\Temp\fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:536

C:\Users\Admin\AppData\Local\Temp\fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
"C:\Users\Admin\AppData\Local\Temp\fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1456

C:\Users\Admin\AppData\Local\Temp\fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
"C:\Users\Admin\AppData\Local\Temp\fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe"
3⤵
- Sets file execution options in registry
- Checks for any installed AV software in registry
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:960

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x188503F3" /TR "C:\ProgramData\winsys\iwpyvtnsd.exe" /RL HIGHEST
4⤵
- Creates scheduled task(s)
PID:1756

C:\Windows\SysWOW64\WerFault.exe
"C:\Windows\SysWOW64\WerFault.exe"
4⤵
PID:1224

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Security Software Discovery

1

T1063

System Information Discovery

2

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/536-68-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/536-55-0x0000000000230000-0x0000000000240000-memory.dmp

Filesize
64KB

Download
memory/536-60-0x0000000000290000-0x00000000002A0000-memory.dmp

Filesize
64KB

Download
memory/536-62-0x00000000002B0000-0x00000000002C0000-memory.dmp

Filesize
64KB

Download
memory/536-61-0x00000000002A0000-0x00000000002B0000-memory.dmp

Filesize
64KB

Download
memory/536-59-0x0000000000280000-0x0000000000290000-memory.dmp

Filesize
64KB

Download
memory/536-58-0x0000000000260000-0x0000000000270000-memory.dmp

Filesize
64KB

Download
memory/536-57-0x0000000000250000-0x0000000000260000-memory.dmp

Filesize
64KB

Download
memory/536-56-0x0000000000240000-0x0000000000250000-memory.dmp

Filesize
64KB

Download
memory/536-63-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/536-54-0x0000000000220000-0x0000000000230000-memory.dmp

Filesize
64KB

Download
memory/960-80-0x0000000000220000-0x000000000026B000-memory.dmp

Filesize
300KB

Download
memory/960-79-0x0000000000220000-0x000000000026B000-memory.dmp

Filesize
300KB

Download
memory/960-85-0x0000000000220000-0x000000000026B000-memory.dmp

Filesize
300KB

Download
memory/960-82-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/960-75-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/960-73-0x000000000040120A-mapping.dmp

Download
memory/960-72-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/960-81-0x00000000003F0000-0x00000000003FB000-memory.dmp

Filesize
44KB

Download
memory/960-78-0x0000000075B11000-0x0000000075B13000-memory.dmp

Filesize
8KB

Download
memory/1224-84-0x0000000000000000-mapping.dmp

Download
memory/1224-86-0x0000000000090000-0x000000000015E000-memory.dmp

Filesize
824KB

Download
memory/1224-87-0x00000000775C0000-0x0000000077741000-memory.dmp

Filesize
1.5MB

Download
memory/1224-88-0x0000000000090000-0x000000000015E000-memory.dmp

Filesize
824KB

Download
memory/1224-89-0x00000000775C0000-0x0000000077741000-memory.dmp

Filesize
1.5MB

Download
memory/1456-64-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1456-65-0x0000000000409860-mapping.dmp

Download
memory/1456-77-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1456-69-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1456-67-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1756-83-0x0000000000000000-mapping.dmp

Download

description	pid	process	target process
PID 536 wrote to memory of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 536 wrote to memory of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 536 wrote to memory of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 536 wrote to memory of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 536 wrote to memory of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 536 wrote to memory of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 536 wrote to memory of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 536 wrote to memory of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 536 wrote to memory of 1456	536	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 1456 wrote to memory of 960	1456	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe
PID 960 wrote to memory of 1756	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	schtasks.exe
PID 960 wrote to memory of 1756	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	schtasks.exe
PID 960 wrote to memory of 1756	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	schtasks.exe
PID 960 wrote to memory of 1756	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	schtasks.exe
PID 960 wrote to memory of 1224	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	WerFault.exe
PID 960 wrote to memory of 1224	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	WerFault.exe
PID 960 wrote to memory of 1224	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	WerFault.exe
PID 960 wrote to memory of 1224	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	WerFault.exe
PID 960 wrote to memory of 1224	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	WerFault.exe
PID 960 wrote to memory of 1224	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	WerFault.exe
PID 960 wrote to memory of 1224	960	fd53c6daa769503538325c15b5981102c679e1130b8beb9b24eb9abb9118d219.exe	WerFault.exe

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads