privateloader | e7eaf2ac994cdaf678322b4cf43eb208864bffad189f4458e95ff05e842cd7f8

Analysis

max time kernel
130s
max time network
143s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
22/11/2023, 08:15

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General

Target
file.exe
Size 1.3MB
Sample231122-j5j8eabb76
SHA256 e7eaf2ac994cdaf678322b4cf43eb208864bffad189f4458e95ff05e842cd7f8
MD5 ea9731885deeb2bc66fca0bde0e083ca
SHA1 862a6a64154dd92f7087298411647fe79a1b25f0
SHA512 3f03a17110918002b9580af8486b0de4e5c96c897d0295f36d058de71cb2fd385e07c5f10bf2ce8760d7ba3074dca51d3bfa0bfe448c7a4d0e63bfc8fa71088d
SSDEEP 24576:NmmEs2wqfcRBxJCBEmAMpCOJMbgp2kvB1Pj5R+d3ThJtrU35Zln2i6:8dw/IyPxbgp2iB1Pju3TVrK5Zln2i6
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
1700	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-1-5-21-3425689832-2386927309-2650718742-1000\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
2404	schtasks.exe
2040	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2404	1700	file.exe	28
PID 1700 wrote to memory of 2404	1700	file.exe	28
PID 1700 wrote to memory of 2404	1700	file.exe	28
PID 1700 wrote to memory of 2404	1700	file.exe	28
PID 1700 wrote to memory of 2040	1700	file.exe	30
PID 1700 wrote to memory of 2040	1700	file.exe	30
PID 1700 wrote to memory of 2040	1700	file.exe	30
PID 1700 wrote to memory of 2040	1700	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:1700
- 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:2404
- 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:2040

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 1.3MB
SHA256 e7eaf2ac994cdaf678322b4cf43eb208864bffad189f4458e95ff05e842cd7f8
MD5 ea9731885deeb2bc66fca0bde0e083ca
SHA1 862a6a64154dd92f7087298411647fe79a1b25f0
SHA512 3f03a17110918002b9580af8486b0de4e5c96c897d0295f36d058de71cb2fd385e07c5f10bf2ce8760d7ba3074dca51d3bfa0bfe448c7a4d0e63bfc8fa71088d
SSDEEP 24576:NmmEs2wqfcRBxJCBEmAMpCOJMbgp2kvB1Pj5R+d3ThJtrU35Zln2i6:8dw/IyPxbgp2iB1Pju3TVrK5Zln2i6
MD5 SHA1 SHA512 SSDEEP

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FANBooster131.exe

Path \Users\Admin\AppData\Local\Temp\FANBooster131\FANBooster131.exe
Size 1.3MB
SHA256 e7eaf2ac994cdaf678322b4cf43eb208864bffad189f4458e95ff05e842cd7f8
MD5 ea9731885deeb2bc66fca0bde0e083ca
SHA1 862a6a64154dd92f7087298411647fe79a1b25f0
SHA512 3f03a17110918002b9580af8486b0de4e5c96c897d0295f36d058de71cb2fd385e07c5f10bf2ce8760d7ba3074dca51d3bfa0bfe448c7a4d0e63bfc8fa71088d
SSDEEP 24576:NmmEs2wqfcRBxJCBEmAMpCOJMbgp2kvB1Pj5R+d3ThJtrU35Zln2i6:8dw/IyPxbgp2iB1Pju3TVrK5Zln2i6
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