privateloader | 6ffd157eb781504eadd72996c2cdbd4881034ffb7f7d2bc4b96d4daa61fb4d86

General

Target

file.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

C2

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:

file.exe

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

file.exe

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

Drops startup file 1 IoCs

Processes:

file.exe

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

Themida packer 10 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/1836-0-0x0000000000490000-0x0000000000E1F000-memory.dmp	themida
behavioral2/memory/1836-13-0x0000000000490000-0x0000000000E1F000-memory.dmp	themida
behavioral2/memory/1836-12-0x0000000000490000-0x0000000000E1F000-memory.dmp	themida
behavioral2/memory/1836-11-0x0000000000490000-0x0000000000E1F000-memory.dmp	themida
behavioral2/memory/1836-10-0x0000000000490000-0x0000000000E1F000-memory.dmp	themida
behavioral2/memory/1836-15-0x0000000000490000-0x0000000000E1F000-memory.dmp	themida
behavioral2/memory/1836-14-0x0000000000490000-0x0000000000E1F000-memory.dmp	themida
behavioral2/files/0x000800000002342a-21.dat	themida
behavioral2/memory/1836-24-0x0000000000490000-0x0000000000E1F000-memory.dmp	themida
behavioral2/memory/1836-44-0x0000000000490000-0x0000000000E1F000-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:

file.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ExtreamFanV5 = "C:\\Users\\Admin\\AppData\\Local\\ExtreamFanV5\\ExtreamFanV5.exe"	file.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

file.exe

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

file.exe

pid	Process
1836	file.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
1232	schtasks.exe
2296	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

file.exe

pid	Process
1836	file.exe
1836	file.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

file.exe

description	pid	Process	procid_target
PID 1836 wrote to memory of 1232	1836	file.exe	85
PID 1836 wrote to memory of 1232	1836	file.exe	85
PID 1836 wrote to memory of 1232	1836	file.exe	85
PID 1836 wrote to memory of 2296	1836	file.exe	87
PID 1836 wrote to memory of 2296	1836	file.exe	87
PID 1836 wrote to memory of 2296	1836	file.exe	87

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.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:1836
- 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:1232
- 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:2296

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

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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/1836-11-0x0000000000490000-0x0000000000E1F000-memory.dmp

Filesize
9.6MB

Download
memory/1836-5-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-10-0x0000000000490000-0x0000000000E1F000-memory.dmp

Filesize
9.6MB

Download
memory/1836-6-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-15-0x0000000000490000-0x0000000000E1F000-memory.dmp

Filesize
9.6MB

Download
memory/1836-4-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-7-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-14-0x0000000000490000-0x0000000000E1F000-memory.dmp

Filesize
9.6MB

Download
memory/1836-9-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-13-0x0000000000490000-0x0000000000E1F000-memory.dmp

Filesize
9.6MB

Download
memory/1836-12-0x0000000000490000-0x0000000000E1F000-memory.dmp

Filesize
9.6MB

Download
memory/1836-0-0x0000000000490000-0x0000000000E1F000-memory.dmp

Filesize
9.6MB

Download
memory/1836-1-0x0000000075E60000-0x0000000075E61000-memory.dmp

Filesize
4KB

Download
memory/1836-2-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-8-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-3-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-24-0x0000000000490000-0x0000000000E1F000-memory.dmp

Filesize
9.6MB

Download
memory/1836-25-0x0000000075E60000-0x0000000075E61000-memory.dmp

Filesize
4KB

Download
memory/1836-26-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-27-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-28-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-30-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-31-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-32-0x0000000075E40000-0x0000000075F30000-memory.dmp

Filesize
960KB

Download
memory/1836-44-0x0000000000490000-0x0000000000E1F000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads