privateloader | b28bd08fb873d88c2659bdd281337a5bc9a14224a8fcc889b685c13341d7f186

General

Target
file.exe
Size 2.6MB
Sample231130-ryj8tsda22
SHA256 b28bd08fb873d88c2659bdd281337a5bc9a14224a8fcc889b685c13341d7f186
MD5 76907b3494b885d764b1c42f2be8780a
SHA1 a8f43db2c9ada35e71a701120fb769919985b5be
SHA512 d8b2b7025df0cae4695042f4f11554fad1100d9686f61e873f5c819b7ca7bf7c77fb5a922c954d339edf0c28fd456d8a005d14a69f1f837d3c4990ddb73629ec
SSDEEP 49152:RqcWUtGitpeifjISN9pF1qo45wOuWjoSkSoTNV09YuU+3Eg0ytWo:Giz/kStF1JWjoS3oTNmauUG30ytWo
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

privateloader risepro loader persistence stealer

Malware Config

Extracted

Family

risepro

C2

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	AppLaunch.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-1-5-21-2037190880-819243489-950462038-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	AppLaunch.exe

Drops file in System32 directory 4 IoCs

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 832 set thread context of 4508	832	file.exe	89

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
4480	schtasks.exe
3900	schtasks.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 832 wrote to memory of 1640	832	file.exe	88
PID 832 wrote to memory of 1640	832	file.exe	88
PID 832 wrote to memory of 1640	832	file.exe	88
PID 832 wrote to memory of 4508	832	file.exe	89
PID 832 wrote to memory of 4508	832	file.exe	89
PID 832 wrote to memory of 4508	832	file.exe	89
PID 832 wrote to memory of 4508	832	file.exe	89
PID 832 wrote to memory of 4508	832	file.exe	89
PID 832 wrote to memory of 4508	832	file.exe	89
PID 832 wrote to memory of 4508	832	file.exe	89
PID 832 wrote to memory of 4508	832	file.exe	89
PID 832 wrote to memory of 4508	832	file.exe	89
PID 832 wrote to memory of 4508	832	file.exe	89
PID 4508 wrote to memory of 4480	4508	AppLaunch.exe	90
PID 4508 wrote to memory of 4480	4508	AppLaunch.exe	90
PID 4508 wrote to memory of 4480	4508	AppLaunch.exe	90
PID 4508 wrote to memory of 3900	4508	AppLaunch.exe	94
PID 4508 wrote to memory of 3900	4508	AppLaunch.exe	94
PID 4508 wrote to memory of 3900	4508	AppLaunch.exe	94

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:832
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  PID:1640
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Drops startup file
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:4508
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
    3⤵
    - Creates scheduled task(s)
    PID:4480
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
    3⤵
    - Creates scheduled task(s)
    PID:3900

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:2884

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:2276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

OfficeTrackerNMP131.exe

Path C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe
Size 101KB
SHA256 dc5ac8d4d6d5b230ab73415c80439b4da77da1cfde18214ef601897f661abdac
MD5 89d41e1cf478a3d3c2c701a27a5692b2
SHA1 691e20583ef80cb9a2fd3258560e7f02481d12fd
SHA512 5c9658f6ca0d8d067bfc76072c438ac13daa12d8c1fef33369e1bc36a592d160a2bdb22b4f3eed73e8670bb65107a4134e18e6dc604897a80cc0768769f475dc
SSDEEP 1536:+BsZRVSXlyeg2JfVNUWWxvhKzIo0MYJuhkHyXBWge:+BsZGXMejUkzIo0MYJuhdR4
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/4508-0-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/4508-1-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/4508-2-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/4508-3-0x0000000000400000-0x000000000057C000-memory.dmp

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memory/4508-17-0x0000000000400000-0x000000000057C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads