privateloader | dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
07-08-2024 03:43

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General

Target

dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe
Size

2.6MB
MD5

925093e2950c0a665edfc0c18c142998
SHA1

67e43dc4af96a1bee60bbcff0b82cba128ad9013
SHA256

dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4
SHA512

68d552dad511589e0b7cc373a9b1686753216fbb39e17064abd851ae6803577b656bc42b273277a3d249326d58cd374f066191ac87871902b9082e078a9005ff
SSDEEP

49152:Iqv20d3g5cbpU6+nEhAzGphfROJPx9HznBKroCyQ1q0rwI:JgyGT65RsPx9jwt

Score

10^/10

privateloader risepro discovery 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	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-1-5-21-940600906-3464502421-4240639183-1000\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 2420 set thread context of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30

System Location Discovery: System Language Discovery 1 TTPs 4 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AppLaunch.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

pid	Process
2952	schtasks.exe
2756	schtasks.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2420 wrote to memory of 2684	2420	dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe	30
PID 2684 wrote to memory of 2952	2684	AppLaunch.exe	31
PID 2684 wrote to memory of 2952	2684	AppLaunch.exe	31
PID 2684 wrote to memory of 2952	2684	AppLaunch.exe	31
PID 2684 wrote to memory of 2952	2684	AppLaunch.exe	31
PID 2684 wrote to memory of 2952	2684	AppLaunch.exe	31
PID 2684 wrote to memory of 2952	2684	AppLaunch.exe	31
PID 2684 wrote to memory of 2952	2684	AppLaunch.exe	31
PID 2684 wrote to memory of 2756	2684	AppLaunch.exe	33
PID 2684 wrote to memory of 2756	2684	AppLaunch.exe	33
PID 2684 wrote to memory of 2756	2684	AppLaunch.exe	33
PID 2684 wrote to memory of 2756	2684	AppLaunch.exe	33
PID 2684 wrote to memory of 2756	2684	AppLaunch.exe	33
PID 2684 wrote to memory of 2756	2684	AppLaunch.exe	33
PID 2684 wrote to memory of 2756	2684	AppLaunch.exe	33

C:\Users\Admin\AppData\Local\Temp\dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe
"C:\Users\Admin\AppData\Local\Temp\dc2837b22ed6faa42008aefc4220b3b7766077c8bcf20816950b70d18eee8ec4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2952
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2756

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

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

Filesize
96KB

MD5
7825cad99621dd288da81d8d8ae13cf5

SHA1
f3e1ab0c8e4f22e718cdeb6fa5faa87b0e61e73c

SHA256
529088553fe9cb3e497ef704ce9bc7bc07630f6ddfad44afb92acfe639789ec5

SHA512
2e81251a2c140a96f681fa95d82eee531b391e2654daa90da08d1dd00f13cba949136d465a2dc37507d40b4a708b6fc695baa716f19737591b1a89bd2a4b60b4

Download Submit
memory/2684-0-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2684-1-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2684-6-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2684-7-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2684-5-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2684-4-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2684-3-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2684-2-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2684-9-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2684-11-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download
memory/2684-25-0x0000000000400000-0x000000000057C000-memory.dmp

Filesize
1.5MB

Download

Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads