privateloader | 2a0fffddc50d4608935ba17ec4c9624928267f37df9a4ea3aa285a71a42d6681

Analysis

max time kernel
129s
max time network
141s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
28/11/2023, 01:31

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General

Target
file.exe
Size 1.5MB
Sample231128-bxdrnaeb87
SHA256 2a0fffddc50d4608935ba17ec4c9624928267f37df9a4ea3aa285a71a42d6681
MD5 365fbafce31ff9c0a1f0b520522a8911
SHA1 0db6cb829fbe19f0739d1407a8aa0bd739fd5fc6
SHA512 9fa3b940df7bc6890fe68c7036a431063fa737b265a6f0f0557e8351cfde16f6bfba97b80324996a545297dc928897b0f020011418daa07687751518267fc9e6
SSDEEP 24576:2opGDjnvrPpkjos0OtjcFc5kM49dj+IuxWQOIjuJuVvhbqL0HtFcgekRP9dT0WNI:OnvrPGT0Egyudc4tI3bqL0NFchaP9dTy
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

privateloader risepro loader persistence stealer

Malware Config

Extracted

Family

risepro

194.49.94.152

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
2924	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-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	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
2636	schtasks.exe
2664	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 2636	2924	file.exe	28
PID 2924 wrote to memory of 2636	2924	file.exe	28
PID 2924 wrote to memory of 2636	2924	file.exe	28
PID 2924 wrote to memory of 2636	2924	file.exe	28
PID 2924 wrote to memory of 2664	2924	file.exe	30
PID 2924 wrote to memory of 2664	2924	file.exe	30
PID 2924 wrote to memory of 2664	2924	file.exe	30
PID 2924 wrote to memory of 2664	2924	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
- Suspicious use of WriteProcessMemory
PID:2924
- 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:2636
- 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:2664

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 1.5MB
SHA256 2a0fffddc50d4608935ba17ec4c9624928267f37df9a4ea3aa285a71a42d6681
MD5 365fbafce31ff9c0a1f0b520522a8911
SHA1 0db6cb829fbe19f0739d1407a8aa0bd739fd5fc6
SHA512 9fa3b940df7bc6890fe68c7036a431063fa737b265a6f0f0557e8351cfde16f6bfba97b80324996a545297dc928897b0f020011418daa07687751518267fc9e6
SSDEEP 24576:2opGDjnvrPpkjos0OtjcFc5kM49dj+IuxWQOIjuJuVvhbqL0HtFcgekRP9dT0WNI:OnvrPGT0Egyudc4tI3bqL0NFchaP9dTy
MD5 SHA1 SHA512 SSDEEP

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FANBooster131.exe

Path \Users\Admin\AppData\Local\Temp\FANBooster131\FANBooster131.exe
Size 1.5MB
SHA256 2a0fffddc50d4608935ba17ec4c9624928267f37df9a4ea3aa285a71a42d6681
MD5 365fbafce31ff9c0a1f0b520522a8911
SHA1 0db6cb829fbe19f0739d1407a8aa0bd739fd5fc6
SHA512 9fa3b940df7bc6890fe68c7036a431063fa737b265a6f0f0557e8351cfde16f6bfba97b80324996a545297dc928897b0f020011418daa07687751518267fc9e6
SSDEEP 24576:2opGDjnvrPpkjos0OtjcFc5kM49dj+IuxWQOIjuJuVvhbqL0HtFcgekRP9dT0WNI:OnvrPGT0Egyudc4tI3bqL0NFchaP9dTy
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