privateloader | efdb844850c366243506965f2d3e5b6c0b6ec1f01e1f11a8f4a4f69dd0f50e0a

Analysis

max time kernel
150s
max time network
141s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
27/11/2023, 08:35

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General

Target

file.exe
Size

1.5MB
MD5

b76be13bf30e42fc7e434143e3dbe318
SHA1

b10269af011e824a9172d7b02277e02e615ea533
SHA256

efdb844850c366243506965f2d3e5b6c0b6ec1f01e1f11a8f4a4f69dd0f50e0a
SHA512

de6c63bf8b545d2cce7efb3496de2dacae4d72516b699f1808631430679a33e20e7e38f9dc18aa45d63c94e55020be7e3f360ccd6a3c76e68ca248fa6a992c3b
SSDEEP

24576:2opGDjnvrPpkjos0OtjcFc5kM49dj+IuxWQOIjuJuVvhbqL0HtFcgekRP9dT0WNI:OnvrPGT0Egyudc4tI3bqL0NFchaP9dTy

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
2516	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-1-5-21-2952504676-3105837840-1406404655-1000\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
2316	schtasks.exe
2820	schtasks.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2316	2516	file.exe	28
PID 2516 wrote to memory of 2316	2516	file.exe	28
PID 2516 wrote to memory of 2316	2516	file.exe	28
PID 2516 wrote to memory of 2316	2516	file.exe	28
PID 2516 wrote to memory of 2820	2516	file.exe	30
PID 2516 wrote to memory of 2820	2516	file.exe	30
PID 2516 wrote to memory of 2820	2516	file.exe	30
PID 2516 wrote to memory of 2820	2516	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:2516
- 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:2316
- 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:2820

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:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

Filesize
1.5MB

MD5
b76be13bf30e42fc7e434143e3dbe318

SHA1
b10269af011e824a9172d7b02277e02e615ea533

SHA256
efdb844850c366243506965f2d3e5b6c0b6ec1f01e1f11a8f4a4f69dd0f50e0a

SHA512
de6c63bf8b545d2cce7efb3496de2dacae4d72516b699f1808631430679a33e20e7e38f9dc18aa45d63c94e55020be7e3f360ccd6a3c76e68ca248fa6a992c3b

Download Submit
\Users\Admin\AppData\Local\Temp\FANBooster131\FANBooster131.exe

Filesize
1.5MB

MD5
b76be13bf30e42fc7e434143e3dbe318

SHA1
b10269af011e824a9172d7b02277e02e615ea533

SHA256
efdb844850c366243506965f2d3e5b6c0b6ec1f01e1f11a8f4a4f69dd0f50e0a

SHA512
de6c63bf8b545d2cce7efb3496de2dacae4d72516b699f1808631430679a33e20e7e38f9dc18aa45d63c94e55020be7e3f360ccd6a3c76e68ca248fa6a992c3b

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads