privateloader | fee76384c8607145aea5e8e60f00feebe357e404202460c5a0bdb01718bc1db7

Analysis

max time kernel
142s
max time network
132s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
26-07-2024 16:56

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General

Target

dcIqJI958_1r1vAyEzEm63xX.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

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:

dcIqJI958_1r1vAyEzEm63xX.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	dcIqJI958_1r1vAyEzEm63xX.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:

dcIqJI958_1r1vAyEzEm63xX.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	dcIqJI958_1r1vAyEzEm63xX.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	dcIqJI958_1r1vAyEzEm63xX.exe

Drops startup file 1 IoCs

Processes:

dcIqJI958_1r1vAyEzEm63xX.exe

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PowerExpertNT.lnk	dcIqJI958_1r1vAyEzEm63xX.exe

Loads dropped DLL 1 IoCs

Processes:

dcIqJI958_1r1vAyEzEm63xX.exe

pid	Process
1932	dcIqJI958_1r1vAyEzEm63xX.exe

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral1/memory/1932-0-0x0000000000DC0000-0x0000000001674000-memory.dmp	themida
behavioral1/memory/1932-18-0x0000000000DC0000-0x0000000001674000-memory.dmp	themida
behavioral1/memory/1932-14-0x0000000000DC0000-0x0000000001674000-memory.dmp	themida
behavioral1/memory/1932-13-0x0000000000DC0000-0x0000000001674000-memory.dmp	themida
behavioral1/memory/1932-26-0x0000000000DC0000-0x0000000001674000-memory.dmp	themida
behavioral1/memory/1932-25-0x0000000000DC0000-0x0000000001674000-memory.dmp	themida
behavioral1/memory/1932-19-0x0000000000DC0000-0x0000000001674000-memory.dmp	themida
behavioral1/files/0x0006000000018f90-34.dat	themida
behavioral1/memory/1932-40-0x0000000000DC0000-0x0000000001674000-memory.dmp	themida
behavioral1/memory/1932-58-0x0000000000DC0000-0x0000000001674000-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:

dcIqJI958_1r1vAyEzEm63xX.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\ExtreamFanV5 = "C:\\Users\\Admin\\AppData\\Local\\ExtreamFanV5\\ExtreamFanV5.exe"	dcIqJI958_1r1vAyEzEm63xX.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

dcIqJI958_1r1vAyEzEm63xX.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	dcIqJI958_1r1vAyEzEm63xX.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

dcIqJI958_1r1vAyEzEm63xX.exe

pid	Process
1932	dcIqJI958_1r1vAyEzEm63xX.exe

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

System Information Discovery
T1082

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:

dcIqJI958_1r1vAyEzEm63xX.exeschtasks.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dcIqJI958_1r1vAyEzEm63xX.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2824	schtasks.exe
2940	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

dcIqJI958_1r1vAyEzEm63xX.exe

pid	Process
1932	dcIqJI958_1r1vAyEzEm63xX.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

dcIqJI958_1r1vAyEzEm63xX.exe

description	pid	Process	procid_target
PID 1932 wrote to memory of 2824	1932	dcIqJI958_1r1vAyEzEm63xX.exe	30
PID 1932 wrote to memory of 2824	1932	dcIqJI958_1r1vAyEzEm63xX.exe	30
PID 1932 wrote to memory of 2824	1932	dcIqJI958_1r1vAyEzEm63xX.exe	30
PID 1932 wrote to memory of 2824	1932	dcIqJI958_1r1vAyEzEm63xX.exe	30
PID 1932 wrote to memory of 2940	1932	dcIqJI958_1r1vAyEzEm63xX.exe	32
PID 1932 wrote to memory of 2940	1932	dcIqJI958_1r1vAyEzEm63xX.exe	32
PID 1932 wrote to memory of 2940	1932	dcIqJI958_1r1vAyEzEm63xX.exe	32
PID 1932 wrote to memory of 2940	1932	dcIqJI958_1r1vAyEzEm63xX.exe	32

C:\Users\Admin\AppData\Local\Temp\dcIqJI958_1r1vAyEzEm63xX.exe
"C:\Users\Admin\AppData\Local\Temp\dcIqJI958_1r1vAyEzEm63xX.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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1932
- 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:2824
- 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:2940

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\PowerExpertNT\PowerExpertNT.exe

Filesize
3.1MB

MD5
40c43f0a02f466b319a8ad5fbeaab17a

SHA1
0b340dfc80a47a514fd244977159b59d71904abe

SHA256
fee76384c8607145aea5e8e60f00feebe357e404202460c5a0bdb01718bc1db7

SHA512
244fc2b4fd3d87f3c59741f84005c33d892d47d5bfea3c2ba75beb275073bac14ca87a2882d9a9264c0de2b6136c767c10313247a13fa3eb85e055e96537e0fa

Download Submit
memory/1932-13-0x0000000000DC0000-0x0000000001674000-memory.dmp

Filesize
8.7MB

Download
memory/1932-41-0x0000000076071000-0x0000000076072000-memory.dmp

Filesize
4KB

Download
memory/1932-4-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-3-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-8-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-7-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-6-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-5-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-12-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-11-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-21-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-18-0x0000000000DC0000-0x0000000001674000-memory.dmp

Filesize
8.7MB

Download
memory/1932-20-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-28-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-17-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-16-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-15-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-10-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-47-0x0000000000330000-0x0000000000340000-memory.dmp

Filesize
64KB

Download
memory/1932-2-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-14-0x0000000000DC0000-0x0000000001674000-memory.dmp

Filesize
8.7MB

Download
memory/1932-30-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-29-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-26-0x0000000000DC0000-0x0000000001674000-memory.dmp

Filesize
8.7MB

Download
memory/1932-25-0x0000000000DC0000-0x0000000001674000-memory.dmp

Filesize
8.7MB

Download
memory/1932-27-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-24-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-23-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-22-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-19-0x0000000000DC0000-0x0000000001674000-memory.dmp

Filesize
8.7MB

Download
memory/1932-1-0x0000000076071000-0x0000000076072000-memory.dmp

Filesize
4KB

Download
memory/1932-38-0x0000000000330000-0x0000000000340000-memory.dmp

Filesize
64KB

Download
memory/1932-40-0x0000000000DC0000-0x0000000001674000-memory.dmp

Filesize
8.7MB

Download
memory/1932-0-0x0000000000DC0000-0x0000000001674000-memory.dmp

Filesize
8.7MB

Download
memory/1932-42-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-45-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-44-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-9-0x0000000076060000-0x0000000076170000-memory.dmp

Filesize
1.1MB

Download
memory/1932-58-0x0000000000DC0000-0x0000000001674000-memory.dmp

Filesize
8.7MB

Download