privateloader | dcf4e78aa4f4a43375e6c66a708f11e84986bd1f7bacc1564324e028fcba76f4

Analysis

max time kernel
148s
max time network
152s
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

e622b4622421bb1baa18a66801c5d86fb7ae8872788326cfc9670abde556f2bc.exe
Size

1.2MB
MD5

532e3b016db6a24e80c0f70e8eb4b82d
SHA1

a8c81845d2f59a7ef48710a63718f2d24d91d4f8
SHA256

e622b4622421bb1baa18a66801c5d86fb7ae8872788326cfc9670abde556f2bc
SHA512

075716fdba9f8df325bfbcfd1835cace75bb91bf2d667ea35701f935da7749261e51294d913432783a7e55f8ad878887bfefacf8edebb305bfa6b812f0dd05ee
SSDEEP

24576:Ry8RQQD9AD0gB0UQuouSXT50qdmMizV6146hQVNs:E8RQY9AogB0UQuo90qdmMJ146h

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	1zz82YH8.exe

Executes dropped EXE 2 IoCs

pid	Process
1700	xD9Pp38.exe
3128	1zz82YH8.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
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\\\""	e622b4622421bb1baa18a66801c5d86fb7ae8872788326cfc9670abde556f2bc.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\\\""	xD9Pp38.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	1zz82YH8.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
4228	schtasks.exe
2252	schtasks.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 1700	4464	e622b4622421bb1baa18a66801c5d86fb7ae8872788326cfc9670abde556f2bc.exe	85
PID 4464 wrote to memory of 1700	4464	e622b4622421bb1baa18a66801c5d86fb7ae8872788326cfc9670abde556f2bc.exe	85
PID 4464 wrote to memory of 1700	4464	e622b4622421bb1baa18a66801c5d86fb7ae8872788326cfc9670abde556f2bc.exe	85
PID 1700 wrote to memory of 3128	1700	xD9Pp38.exe	86
PID 1700 wrote to memory of 3128	1700	xD9Pp38.exe	86
PID 1700 wrote to memory of 3128	1700	xD9Pp38.exe	86
PID 3128 wrote to memory of 4228	3128	1zz82YH8.exe	87
PID 3128 wrote to memory of 4228	3128	1zz82YH8.exe	87
PID 3128 wrote to memory of 4228	3128	1zz82YH8.exe	87
PID 3128 wrote to memory of 2252	3128	1zz82YH8.exe	90
PID 3128 wrote to memory of 2252	3128	1zz82YH8.exe	90
PID 3128 wrote to memory of 2252	3128	1zz82YH8.exe	90

C:\Users\Admin\AppData\Local\Temp\e622b4622421bb1baa18a66801c5d86fb7ae8872788326cfc9670abde556f2bc.exe
"C:\Users\Admin\AppData\Local\Temp\e622b4622421bb1baa18a66801c5d86fb7ae8872788326cfc9670abde556f2bc.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4464
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xD9Pp38.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xD9Pp38.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1700
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1zz82YH8.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1zz82YH8.exe
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:3128
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
      4⤵
      Creates scheduled task(s)
      PID:4228
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
      4⤵
      Creates scheduled task(s)
      PID:2252

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\xD9Pp38.exe

Filesize
1.0MB

MD5
26edda9ff55e60a99047a3c9ef49f171

SHA1
dc4da1cfbcd3dbc61179d0a883f44f9a1b9453a0

SHA256
b4eec543f1454083d8f69693976072d5c2ae563ee3706407e30745d06e9869f5

SHA512
c8176c616734216e06afeded6359728cd9d8672e99e14542afb5ddd31a6f460b5ba2fe39513062202e42233c00f936379446b80add6a650c60e9088bf468b843

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\1zz82YH8.exe

Filesize
1.3MB

MD5
b9edc27f5d146d3cf981be04204004aa

SHA1
7629d033d2d13e4a72511047e0196d285d05c66e

SHA256
06e3ee57fb8d0d6673a70d10207035552b3ff2303b36f025ce7a024e01e9a0c5

SHA512
689f6831124e015cb8b3ea46090f2e3439c967e45fb2a523cf64cea50abfab1184ea5b382c3214bd94fdd9c4c5bea1dd7e45ceeaa70292eb7b5fcabfbea7dbaf

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads