privateloader | c6185a23c51b8ac77e6c1bdf2cd4a8d39b02af8b8027d4162cf9766d19cf87c8

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2023, 09:51

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General

Target
file.exe
Size 4.8MB
Sample231102-lvf44sac3x
SHA256 c6185a23c51b8ac77e6c1bdf2cd4a8d39b02af8b8027d4162cf9766d19cf87c8
MD5 d9ce98a0b0029d26876ac86409bac27e
SHA1 7dc9f3ac41b40b5ed78a42273f3f5f95d2d367c3
SHA512 29c81caa093ddf7344e3a647bc6fb76e341de923699111e190e94df9ae1660737237f541c7474157ababc5f33aca8eadf00b54180c6820e1173a399b9ed54eb7
SSDEEP 98304:T/kRk50qK5N7jdM2gOpqufwX9h+3dcWUWZJziS1hZUZyeYOth3fOCQb9GK1/49s:bokO9jdMxOUUwWdiWmS+JuZGKJ49
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

privateloader loader vmprotect

Malware Config

Signatures

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/3848-1-0x00000000008D0000-0x000000000108B000-memory.dmp	vmprotect
behavioral2/memory/3848-2-0x00000000008D0000-0x000000000108B000-memory.dmp	vmprotect
behavioral2/memory/3848-6-0x00000000008D0000-0x000000000108B000-memory.dmp	vmprotect

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
45	ipinfo.io
46	ipinfo.io

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe	file.exe
File opened for modification	C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe	file.exe

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
528	schtasks.exe
1512	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3848	file.exe
3848	file.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3848 wrote to memory of 528	3848	file.exe	95
PID 3848 wrote to memory of 528	3848	file.exe	95
PID 3848 wrote to memory of 528	3848	file.exe	95
PID 3848 wrote to memory of 1512	3848	file.exe	97
PID 3848 wrote to memory of 1512	3848	file.exe	97
PID 3848 wrote to memory of 1512	3848	file.exe	97

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3848
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe" /tn "PowerControl HR" /sc HOURLY /rl HIGHEST
  2⤵
  - Creates scheduled task(s)
  PID:528
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\Program Files (x86)\PowerControl\PowerControl_Svc.exe" /tn "PowerControl LG" /sc ONLOGON /rl HIGHEST
  2⤵
  - Creates scheduled task(s)
  PID:1512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3848-1-0x00000000008D0000-0x000000000108B000-memory.dmp

Download

memory/3848-0-0x0000000001220000-0x0000000001221000-memory.dmp

Download

memory/3848-2-0x00000000008D0000-0x000000000108B000-memory.dmp

Download

memory/3848-6-0x00000000008D0000-0x000000000108B000-memory.dmp

Download