privateloader | 6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86

Analysis

max time kernel
140s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
03-07-2024 01:25

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General

Target

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe
Size

3.7MB
MD5

2ab891d9c6b24c5462e32a0bab3d1fec
SHA1

4dbb387d2fce2b47ff3699468590466505ba7554
SHA256

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86
SHA512

0317a30e9e70d0ac8416f14a91119504fc40e9a72ee34d358741ebf820367abb3b18e2c64987f6d86d3c4a8952621aebeca83fa027d66edb456c749e56d42d89
SSDEEP

98304:rm3o0QMznQ6mUOAj4H0KikjBY5fgq/crZN:GmMzQ6eAj4HbjBOIkS

Score

10^/10

privateloader risepro evasion loader persistence stealer themida trojan

Malware Config

Extracted

Family

risepro

191.101.209.39

77.105.133.27

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:

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

description ioc process

Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.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:

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

Drops startup file 1 IoCs

Processes:

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PowerExpertNT.lnk 6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PowerExpertNT.lnk	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/5020-0-0x00000000005C0000-0x0000000000F4F000-memory.dmp	themida
behavioral2/memory/5020-10-0x00000000005C0000-0x0000000000F4F000-memory.dmp	themida
behavioral2/memory/5020-9-0x00000000005C0000-0x0000000000F4F000-memory.dmp	themida
behavioral2/memory/5020-12-0x00000000005C0000-0x0000000000F4F000-memory.dmp	themida
behavioral2/memory/5020-11-0x00000000005C0000-0x0000000000F4F000-memory.dmp	themida
behavioral2/memory/5020-14-0x00000000005C0000-0x0000000000F4F000-memory.dmp	themida
behavioral2/memory/5020-13-0x00000000005C0000-0x0000000000F4F000-memory.dmp	themida
C:\ProgramData\WinTrackerSP\WinTrackerSP.exe	themida
behavioral2/memory/5020-22-0x00000000005C0000-0x0000000000F4F000-memory.dmp	themida
behavioral2/memory/5020-44-0x00000000005C0000-0x0000000000F4F000-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:

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ExtreamFanV5 = "C:\\Users\\Admin\\AppData\\Local\\ExtreamFanV5\\ExtreamFanV5.exe"	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

pid process

5020 6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
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

2516 schtasks.exe
872 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

pid process

5020 6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe
5020 6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

pid	process
5020	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

pid	process
2516	schtasks.exe
872	schtasks.exe

pid	process
5020	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe
5020	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

description	pid	process	target process
PID 5020 wrote to memory of 872	5020	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	schtasks.exe
PID 5020 wrote to memory of 872	5020	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	schtasks.exe
PID 5020 wrote to memory of 872	5020	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	schtasks.exe
PID 5020 wrote to memory of 2516	5020	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	schtasks.exe
PID 5020 wrote to memory of 2516	5020	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	schtasks.exe
PID 5020 wrote to memory of 2516	5020	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe
"C:\Users\Admin\AppData\Local\Temp\6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5020

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /RU "Admin" /tr "C:\ProgramData\WinTrackerSP\WinTrackerSP.exe" /tn "WinTrackerSP HR" /sc HOURLY /rl HIGHEST
2⤵
- Scheduled Task/Job: Scheduled Task
PID:872

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /RU "Admin" /tr "C:\ProgramData\WinTrackerSP\WinTrackerSP.exe" /tn "WinTrackerSP LG" /sc ONLOGON /rl HIGHEST
2⤵
- Scheduled Task/Job: Scheduled Task
PID:2516

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

C:\ProgramData\WinTrackerSP\WinTrackerSP.exe
Filesize
3.7MB

MD5
2ab891d9c6b24c5462e32a0bab3d1fec

SHA1
4dbb387d2fce2b47ff3699468590466505ba7554

SHA256
6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86

SHA512
0317a30e9e70d0ac8416f14a91119504fc40e9a72ee34d358741ebf820367abb3b18e2c64987f6d86d3c4a8952621aebeca83fa027d66edb456c749e56d42d89

Download Submit
memory/5020-11-0x00000000005C0000-0x0000000000F4F000-memory.dmp

Filesize
9.6MB

Download
memory/5020-4-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-13-0x00000000005C0000-0x0000000000F4F000-memory.dmp

Filesize
9.6MB

Download
memory/5020-6-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-2-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-1-0x0000000076DA0000-0x0000000076DA1000-memory.dmp

Filesize
4KB

Download
memory/5020-7-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-8-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-10-0x00000000005C0000-0x0000000000F4F000-memory.dmp

Filesize
9.6MB

Download
memory/5020-9-0x00000000005C0000-0x0000000000F4F000-memory.dmp

Filesize
9.6MB

Download
memory/5020-12-0x00000000005C0000-0x0000000000F4F000-memory.dmp

Filesize
9.6MB

Download
memory/5020-0-0x00000000005C0000-0x0000000000F4F000-memory.dmp

Filesize
9.6MB

Download
memory/5020-44-0x00000000005C0000-0x0000000000F4F000-memory.dmp

Filesize
9.6MB

Download
memory/5020-5-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-3-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-22-0x00000000005C0000-0x0000000000F4F000-memory.dmp

Filesize
9.6MB

Download
memory/5020-23-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-24-0x0000000076DA0000-0x0000000076DA1000-memory.dmp

Filesize
4KB

Download
memory/5020-25-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-26-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-28-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-29-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-30-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-31-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-32-0x0000000076D80000-0x0000000076E70000-memory.dmp

Filesize
960KB

Download
memory/5020-14-0x00000000005C0000-0x0000000000F4F000-memory.dmp

Filesize
9.6MB

Download