privateloader | 94e2aeb7e98ed5d227db3c6c8324bbc90406e7480a2cc2688d1e9dc4e06cf5dd

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20231201-en
resource tags

arch:x64arch:x86image:win7-20231201-enlocale:en-usos:windows7-x64system
submitted
06/12/2023, 08:34

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General

Target
file.exe
Size 1.6MB
Sample231206-kgetfsda84
SHA256 94e2aeb7e98ed5d227db3c6c8324bbc90406e7480a2cc2688d1e9dc4e06cf5dd
MD5 286fc891ff21a4bb4ba1d4ccb55ec173
SHA1 4775860a1d1069aa2336cdbbc20969f7d4680225
SHA512 108aa7985ae365df787a8a8a9532315e6c40439d0463d3d13798e4e7da8baa0a24628bd99080b99888c0ea3650c19bd6227fb8448f51b2c31314ac5942ed7b4f
SSDEEP 49152:qWg8wUmZOzqiavjDUJO/WH89ctcO0ljbbQnIQGotBKqD8TJCHEGU42sn6:ZiUmZOzqiavjDUM/WH89y8bboGO
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

privateloader risepro loader persistence stealer

Malware Config

Extracted

Family

risepro

193.233.132.51

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk	file.exe

Loads dropped DLL 1 IoCs

pid	Process
1916	file.exe

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-1-5-21-1514849007-2165033493-4114354048-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	file.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	file.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	file.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	file.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	file.exe

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2756	schtasks.exe
2284	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 2756	1916	file.exe	28
PID 1916 wrote to memory of 2756	1916	file.exe	28
PID 1916 wrote to memory of 2756	1916	file.exe	28
PID 1916 wrote to memory of 2756	1916	file.exe	28
PID 1916 wrote to memory of 2284	1916	file.exe	30
PID 1916 wrote to memory of 2284	1916	file.exe	30
PID 1916 wrote to memory of 2284	1916	file.exe	30
PID 1916 wrote to memory of 2284	1916	file.exe	30

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
  2⤵
  - Creates scheduled task(s)
  PID:2756
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
  2⤵
  - Creates scheduled task(s)
  PID:2284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

OfficeTrackerNMP131.exe

Path C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe
Size 1.6MB
SHA256 94e2aeb7e98ed5d227db3c6c8324bbc90406e7480a2cc2688d1e9dc4e06cf5dd
MD5 286fc891ff21a4bb4ba1d4ccb55ec173
SHA1 4775860a1d1069aa2336cdbbc20969f7d4680225
SHA512 108aa7985ae365df787a8a8a9532315e6c40439d0463d3d13798e4e7da8baa0a24628bd99080b99888c0ea3650c19bd6227fb8448f51b2c31314ac5942ed7b4f
SSDEEP 49152:qWg8wUmZOzqiavjDUJO/WH89ctcO0ljbbQnIQGotBKqD8TJCHEGU42sn6:ZiUmZOzqiavjDUM/WH89y8bboGO
MD5 SHA1 SHA512 SSDEEP

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FANBooster131.exe

Path \Users\Admin\AppData\Local\Temp\FANBooster131\FANBooster131.exe
Size 1.6MB
SHA256 94e2aeb7e98ed5d227db3c6c8324bbc90406e7480a2cc2688d1e9dc4e06cf5dd
MD5 286fc891ff21a4bb4ba1d4ccb55ec173
SHA1 4775860a1d1069aa2336cdbbc20969f7d4680225
SHA512 108aa7985ae365df787a8a8a9532315e6c40439d0463d3d13798e4e7da8baa0a24628bd99080b99888c0ea3650c19bd6227fb8448f51b2c31314ac5942ed7b4f
SSDEEP 49152:qWg8wUmZOzqiavjDUJO/WH89ctcO0ljbbQnIQGotBKqD8TJCHEGU42sn6:ZiUmZOzqiavjDUM/WH89y8bboGO
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads