privateloader | 6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86

Analysis

max time kernel
291s
max time network
248s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
04-07-2024 22:38

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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

194.110.13.70

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

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

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

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

Loads dropped DLL 1 IoCs

pid	Process
1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

Themida packer 12 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral1/memory/1620-0-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/memory/1620-20-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/memory/1620-24-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/memory/1620-22-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/memory/1620-19-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/memory/1620-27-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/memory/1620-28-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/memory/1620-29-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/files/0x0007000000015cca-36.dat	themida
behavioral1/memory/1620-39-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/memory/1620-55-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida
behavioral1/memory/1620-67-0x0000000000C50000-0x00000000015DF000-memory.dmp	themida

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1620	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

pid	Process
2276	schtasks.exe
2544	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2276	1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	28
PID 1620 wrote to memory of 2276	1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	28
PID 1620 wrote to memory of 2276	1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	28
PID 1620 wrote to memory of 2276	1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	28
PID 1620 wrote to memory of 2544	1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	30
PID 1620 wrote to memory of 2544	1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	30
PID 1620 wrote to memory of 2544	1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	30
PID 1620 wrote to memory of 2544	1620	6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86.exe	30

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
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1620
- 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:2276
- 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:2544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\WinTrackerSP\WinTrackerSP.exe

Filesize
3.7MB

MD5
2ab891d9c6b24c5462e32a0bab3d1fec

SHA1
4dbb387d2fce2b47ff3699468590466505ba7554

SHA256
6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86

SHA512
0317a30e9e70d0ac8416f14a91119504fc40e9a72ee34d358741ebf820367abb3b18e2c64987f6d86d3c4a8952621aebeca83fa027d66edb456c749e56d42d89

Download Submit
memory/1620-25-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-55-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-3-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-16-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-7-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-6-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-5-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-12-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-18-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-17-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-20-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-21-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-24-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-26-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-23-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-22-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-19-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-0-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-8-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-2-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-13-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-14-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-11-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-10-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-9-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-4-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-27-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-28-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-29-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-37-0x00000000002C0000-0x00000000002D0000-memory.dmp

Filesize
64KB

Download
memory/1620-1-0x0000000075F54000-0x0000000075F55000-memory.dmp

Filesize
4KB

Download
memory/1620-39-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download
memory/1620-40-0x0000000075F54000-0x0000000075F55000-memory.dmp

Filesize
4KB

Download
memory/1620-42-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-43-0x00000000002C0000-0x00000000002D0000-memory.dmp

Filesize
64KB

Download
memory/1620-15-0x0000000075F40000-0x0000000076050000-memory.dmp

Filesize
1.1MB

Download
memory/1620-67-0x0000000000C50000-0x00000000015DF000-memory.dmp

Filesize
9.6MB

Download