privateloader | fee76384c8607145aea5e8e60f00feebe357e404202460c5a0bdb01718bc1db7

General

Target

WinTrackerSP.exe
Size

3.1MB
MD5

40c43f0a02f466b319a8ad5fbeaab17a
SHA1

0b340dfc80a47a514fd244977159b59d71904abe
SHA256

fee76384c8607145aea5e8e60f00feebe357e404202460c5a0bdb01718bc1db7
SHA512

244fc2b4fd3d87f3c59741f84005c33d892d47d5bfea3c2ba75beb275073bac14ca87a2882d9a9264c0de2b6136c767c10313247a13fa3eb85e055e96537e0fa
SSDEEP

98304:oANQHzuCU4F/hTCePAWFnZRctdxrxXgY6pN:oPHTVhTNAonZetHhgBpN

Score

10^/10

privateloader risepro discovery evasion loader persistence stealer themida trojan

Malware Config

Extracted

Family

risepro

C2

194.110.13.70

147.45.47.169

Signatures

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader
RisePro
RisePro stealer is an infostealer distributed by PrivateLoader.
stealer risepro
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

WinTrackerSP.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ WinTrackerSP.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	WinTrackerSP.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

WinTrackerSP.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	WinTrackerSP.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	WinTrackerSP.exe

Drops startup file 1 IoCs

Processes:

WinTrackerSP.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PowerExpertNT.lnk WinTrackerSP.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PowerExpertNT.lnk	WinTrackerSP.exe

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral3/memory/4072-0-0x0000000000CC0000-0x0000000001574000-memory.dmp	themida
behavioral3/memory/4072-6-0x0000000000CC0000-0x0000000001574000-memory.dmp	themida
behavioral3/memory/4072-5-0x0000000000CC0000-0x0000000001574000-memory.dmp	themida
behavioral3/memory/4072-7-0x0000000000CC0000-0x0000000001574000-memory.dmp	themida
behavioral3/memory/4072-8-0x0000000000CC0000-0x0000000001574000-memory.dmp	themida
behavioral3/memory/4072-10-0x0000000000CC0000-0x0000000001574000-memory.dmp	themida
behavioral3/memory/4072-9-0x0000000000CC0000-0x0000000001574000-memory.dmp	themida
C:\ProgramData\WinTrackerSP\WinTrackerSP.exe	themida
behavioral3/memory/4072-18-0x0000000000CC0000-0x0000000001574000-memory.dmp	themida
behavioral3/memory/4072-35-0x0000000000CC0000-0x0000000001574000-memory.dmp	themida

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

WinTrackerSP.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3666881604-935092360-1617577973-1000\Software\Microsoft\Windows\CurrentVersion\Run\ExtreamFanV5 = "C:\\Users\\Admin\\AppData\\Local\\ExtreamFanV5\\ExtreamFanV5.exe"	WinTrackerSP.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

WinTrackerSP.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA WinTrackerSP.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

WinTrackerSP.exe

pid process

4072 WinTrackerSP.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

pid	process
4072	WinTrackerSP.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

schtasks.exeschtasks.exeWinTrackerSP.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WinTrackerSP.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exeschtasks.exe

pid process

2812 schtasks.exe
4920 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

WinTrackerSP.exe

pid process

4072 WinTrackerSP.exe
4072 WinTrackerSP.exe

pid	process
2812	schtasks.exe
4920	schtasks.exe

pid	process
4072	WinTrackerSP.exe
4072	WinTrackerSP.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

WinTrackerSP.exe

description	pid	process	target process
PID 4072 wrote to memory of 2812	4072	WinTrackerSP.exe	schtasks.exe
PID 4072 wrote to memory of 2812	4072	WinTrackerSP.exe	schtasks.exe
PID 4072 wrote to memory of 2812	4072	WinTrackerSP.exe	schtasks.exe
PID 4072 wrote to memory of 4920	4072	WinTrackerSP.exe	schtasks.exe
PID 4072 wrote to memory of 4920	4072	WinTrackerSP.exe	schtasks.exe
PID 4072 wrote to memory of 4920	4072	WinTrackerSP.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\WinTrackerSP.exe
"C:\Users\Admin\AppData\Local\Temp\WinTrackerSP.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Drops startup file
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4072
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\WinTrackerSP\WinTrackerSP.exe" /tn "WinTrackerSP HR" /sc HOURLY /rl HIGHEST
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2812
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\WinTrackerSP\WinTrackerSP.exe" /tn "WinTrackerSP LG" /sc ONLOGON /rl HIGHEST
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\WinTrackerSP\WinTrackerSP.exe

Filesize
3.1MB

MD5
40c43f0a02f466b319a8ad5fbeaab17a

SHA1
0b340dfc80a47a514fd244977159b59d71904abe

SHA256
fee76384c8607145aea5e8e60f00feebe357e404202460c5a0bdb01718bc1db7

SHA512
244fc2b4fd3d87f3c59741f84005c33d892d47d5bfea3c2ba75beb275073bac14ca87a2882d9a9264c0de2b6136c767c10313247a13fa3eb85e055e96537e0fa

Download Submit
memory/4072-8-0x0000000000CC0000-0x0000000001574000-memory.dmp

Filesize
8.7MB

Download
memory/4072-6-0x0000000000CC0000-0x0000000001574000-memory.dmp

Filesize
8.7MB

Download
memory/4072-10-0x0000000000CC0000-0x0000000001574000-memory.dmp

Filesize
8.7MB

Download
memory/4072-4-0x0000000077450000-0x0000000077540000-memory.dmp

Filesize
960KB

Download
memory/4072-9-0x0000000000CC0000-0x0000000001574000-memory.dmp

Filesize
8.7MB

Download
memory/4072-5-0x0000000000CC0000-0x0000000001574000-memory.dmp

Filesize
8.7MB

Download
memory/4072-7-0x0000000000CC0000-0x0000000001574000-memory.dmp

Filesize
8.7MB

Download
memory/4072-2-0x0000000077450000-0x0000000077540000-memory.dmp

Filesize
960KB

Download
memory/4072-3-0x0000000077450000-0x0000000077540000-memory.dmp

Filesize
960KB

Download
memory/4072-1-0x0000000077466000-0x0000000077467000-memory.dmp

Filesize
4KB

Download
memory/4072-0-0x0000000000CC0000-0x0000000001574000-memory.dmp

Filesize
8.7MB

Download
memory/4072-18-0x0000000000CC0000-0x0000000001574000-memory.dmp

Filesize
8.7MB

Download
memory/4072-21-0x0000000077450000-0x0000000077540000-memory.dmp

Filesize
960KB

Download
memory/4072-20-0x0000000077466000-0x0000000077467000-memory.dmp

Filesize
4KB

Download
memory/4072-22-0x0000000077450000-0x0000000077540000-memory.dmp

Filesize
960KB

Download
memory/4072-23-0x0000000077450000-0x0000000077540000-memory.dmp

Filesize
960KB

Download
memory/4072-35-0x0000000000CC0000-0x0000000001574000-memory.dmp

Filesize
8.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads