privateloader | dcf4e78aa4f4a43375e6c66a708f11e84986bd1f7bacc1564324e028fcba76f4

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2024 10:56

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General

Target

246983943f6bf8c738f3eb566fd198a2b627f5e62bc85a048e9cb05fa064ab51.exe
Size

1.6MB
MD5

08dd4f1a04331e7f482a48785648dbb6
SHA1

50060e856725b20d75fec4466019961caafcfcc7
SHA256

246983943f6bf8c738f3eb566fd198a2b627f5e62bc85a048e9cb05fa064ab51
SHA512

e0ad56ac549196cadbed4c4c2aa8d0dbd79a2754c12625ddc43ad47cb05eba2eef5f94b666107548111efce436143cbce886d445941b351128b8c3090e7af149
SSDEEP

49152:eDQwiy/LlaKjlA/DUKWbNVuTYnAWbvQizMaa:V6/LlnMUnAIvwaa

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	1mK90fZ1.exe

Executes dropped EXE 4 IoCs

pid	Process
2592	Tm9UN08.exe
3876	PN0mL84.exe
3384	MZ1Gx23.exe
1488	1mK90fZ1.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	1mK90fZ1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	246983943f6bf8c738f3eb566fd198a2b627f5e62bc85a048e9cb05fa064ab51.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	Tm9UN08.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	PN0mL84.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup3 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP003.TMP\\\""	MZ1Gx23.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
1724	schtasks.exe
3944	schtasks.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2592	2400	246983943f6bf8c738f3eb566fd198a2b627f5e62bc85a048e9cb05fa064ab51.exe	83
PID 2400 wrote to memory of 2592	2400	246983943f6bf8c738f3eb566fd198a2b627f5e62bc85a048e9cb05fa064ab51.exe	83
PID 2400 wrote to memory of 2592	2400	246983943f6bf8c738f3eb566fd198a2b627f5e62bc85a048e9cb05fa064ab51.exe	83
PID 2592 wrote to memory of 3876	2592	Tm9UN08.exe	85
PID 2592 wrote to memory of 3876	2592	Tm9UN08.exe	85
PID 2592 wrote to memory of 3876	2592	Tm9UN08.exe	85
PID 3876 wrote to memory of 3384	3876	PN0mL84.exe	86
PID 3876 wrote to memory of 3384	3876	PN0mL84.exe	86
PID 3876 wrote to memory of 3384	3876	PN0mL84.exe	86
PID 3384 wrote to memory of 1488	3384	MZ1Gx23.exe	87
PID 3384 wrote to memory of 1488	3384	MZ1Gx23.exe	87
PID 3384 wrote to memory of 1488	3384	MZ1Gx23.exe	87
PID 1488 wrote to memory of 1724	1488	1mK90fZ1.exe	88
PID 1488 wrote to memory of 1724	1488	1mK90fZ1.exe	88
PID 1488 wrote to memory of 1724	1488	1mK90fZ1.exe	88
PID 1488 wrote to memory of 3944	1488	1mK90fZ1.exe	90
PID 1488 wrote to memory of 3944	1488	1mK90fZ1.exe	90
PID 1488 wrote to memory of 3944	1488	1mK90fZ1.exe	90

C:\Users\Admin\AppData\Local\Temp\246983943f6bf8c738f3eb566fd198a2b627f5e62bc85a048e9cb05fa064ab51.exe
"C:\Users\Admin\AppData\Local\Temp\246983943f6bf8c738f3eb566fd198a2b627f5e62bc85a048e9cb05fa064ab51.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Tm9UN08.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Tm9UN08.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2592
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\PN0mL84.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\PN0mL84.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:3876
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\MZ1Gx23.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\MZ1Gx23.exe
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of WriteProcessMemory
      PID:3384
    - - C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1mK90fZ1.exe
        
        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1mK90fZ1.exe
        5⤵
        Drops startup file
        Executes dropped EXE
        Adds Run key to start application
        Suspicious use of WriteProcessMemory
        
        PID:1488
      - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
        6⤵
        Creates scheduled task(s)
        
        PID:1724
      - C:\Windows\SysWOW64\schtasks.exe
        
        schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
        6⤵
        Creates scheduled task(s)
        
        PID:3944

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

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Tm9UN08.exe

Filesize
1.4MB

MD5
67326302239f25568dbb4f601d1370fb

SHA1
3e1e2fe14d94c25c0dbdf0f11a7a416f1f7b8713

SHA256
0d321f6ad00efd80a7222645d9aa33e7a3cf860e83abc01db2f4d238b59f402c

SHA512
b9dbf4cf0f4f3c69b0b3795c84eb2a6f48788cc50c17c15efdc39673bdcd1e1b26b2f7ba19d5cb5972042c70d4b58fa2da2373a84d68b8595ef0e2349ae18432

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\PN0mL84.exe

Filesize
989KB

MD5
b612e4381d50dcbccc70fca31365cbc7

SHA1
fd472d72219881d1813c1e436283f4de5f0f9562

SHA256
a316b9a17dc40034038a4dabaa3499a51b6c28bea68bbe217ab6e37d1eed7369

SHA512
9264af5d2b39ed33e8a3934f24d75467a9e522bc5d49f19a9b976362a993aadb800b3fd51f90930e21f3a9a7f570449f4f5ce93e7e8201ec1eacb62e09808c47

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\MZ1Gx23.exe

Filesize
866KB

MD5
5dbdaaa2b2e75404e9f5266e8f454724

SHA1
9bf3a8b06027c71a48fab868074f0e029ae47432

SHA256
95ebfb1a5d55b902b4834a06e334e1b7810e32d19a0d5e6890b33312d33dac7b

SHA512
da5fb40ad210b375f7de85c2989484e9ad22c184dfe5e2aad13697b237e6ac13adf83f6e12a049a3c018f85e0d601b253b734f88b7504f559ae632b253d3ef7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1mK90fZ1.exe

Filesize
1.5MB

MD5
18276ecd00e0f1c1d41b037dd64ad745

SHA1
310815f06f2666c1a0898ebc681072c7c24f470d

SHA256
80eccd3e8df221316f0a52a6d636066319b3ed334b7e890444cb0891049c186c

SHA512
e1a6be4aa1412f96760aad8b1b7eb2c29a72439be6f38ff92074885d904381fd195135e383499a0cf1810c16f0779e228cc0c9b13bec59291ea3676d86e00274

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads