privateloader | 1e083e57dedf72eeb76240061f547a1003682c79c2393234c79ae14f86b3fd6c

Analysis

max time kernel
42s
max time network
44s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
08-01-2023 21:39

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General

Target

Install.exe
Size

4.1MB
MD5

85c4a2e087bafcde1f096632dfe7fa59
SHA1

ac3f718e77625a93b2fa54d6c9db75b5e49f38bf
SHA256

1e083e57dedf72eeb76240061f547a1003682c79c2393234c79ae14f86b3fd6c
SHA512

51a37ed0f448fa30a939793fc495eaef0c300df1f14c292ec4286e4ba72cd8c1bb68132765debff0951a0e4a54f78908ad71178932c692a680375bd1c6719ce3
SSDEEP

98304:KbKCU8XCJYgKEqYVWuo8esAp+/GL34q6CJShNBHJF4I96mg+xJ:ZCU8XCJ/KEqaJKrb6CspF4c6R+xJ

Score

10^/10

privateloader loader spyware stealer vmprotect

Malware Config

Signatures

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

VMProtect packed file 1 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral1/memory/1008-55-0x0000000000890000-0x000000000108B000-memory.dmp	vmprotect

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Install.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Control Panel\International\Geo\Nation	Install.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

9 ipinfo.io
10 ipinfo.io

flow	ioc
9	ipinfo.io
10	ipinfo.io

Drops file in System32 directory 4 IoCs

Processes:

Install.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	Install.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	Install.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	Install.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	Install.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Install.exe

pid process

1008 Install.exe

pid	process
1008	Install.exe

C:\Users\Admin\AppData\Local\Temp\Install.exe
"C:\Users\Admin\AppData\Local\Temp\Install.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:1008

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1008-54-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1008-55-0x0000000000890000-0x000000000108B000-memory.dmp

Filesize
8.0MB

Download