881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517

General

Target
881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
Size 1.4MB
Sample201113-eq42hyp2n6
SHA256 881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517
MD5 2fa82397ef60046860065d5ac43956c2
SHA1 fc7e30d60418217d3c1dcf94991908df15ebd347
SHA512 96ae708ccd9da3e0ab0f143dc63d2852a04930b0f5ecc6403da5c843c34adffe94858df8d6f40383cf5f0b7cc5ed5f2e2557f834b866eb07c84b82d02a480157
MD5 SHA1 SHA512

Score

6^/10

persistence

Adds Run key to start application 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\wrlsiv = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Qeksnyain\\ubolgyj.exe\""	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe

Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

Query Registry

Peripheral Device Discovery

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

Scheduled Task

pid	Process
2924	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1124	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
1124	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
3468	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
3468	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
3468	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
3468	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
3876	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
3876	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1124 wrote to memory of 3468	1124	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe	75
PID 1124 wrote to memory of 3468	1124	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe	75
PID 1124 wrote to memory of 3468	1124	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe	75
PID 1124 wrote to memory of 2924	1124	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe	79
PID 1124 wrote to memory of 2924	1124	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe	79
PID 1124 wrote to memory of 2924	1124	881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe	79

C:\Users\Admin\AppData\Local\Temp\881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
"C:\Users\Admin\AppData\Local\Temp\881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe"
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1124
- C:\Users\Admin\AppData\Local\Temp\881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
  C:\Users\Admin\AppData\Local\Temp\881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe /C
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  PID:3468
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn walehzc /tr "\"C:\Users\Admin\AppData\Local\Temp\881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe\" /I walehzc" /SC ONCE /Z /ST 16:04 /ET 16:16
  2⤵
  - Creates scheduled task(s)
  PID:2924

C:\Users\Admin\AppData\Local\Temp\881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe
C:\Users\Admin\AppData\Local\Temp\881a2c7897390d89ecc9457641c19eac7bc5771efcb60bde8f2be08496e23517.exe /I walehzc
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:3876