privateloader | f50d423389237b317931741f174e060e84008850dd3f7d8deecf96438a95e1e6

Analysis

max time kernel
143s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
08/03/2023, 10:55

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General

Target

1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe
Size

4.7MB
MD5

fb67481e2ae37b3f0304048d15e76ba6
SHA1

035c005e34504bd0228feaf4b54eea743894b7aa
SHA256

1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17
SHA512

1e70cb639cff93f597553736899037b42ca61cca6af7e61c5e662d14010cc7c5f49efd949a5e997ac58766c46689c72e404717ea6562c1a71fc74d947cbcf006
SSDEEP

98304:faBDlNcMRYwhDlXn7/IZZkwFiXjM65m2UjVE7TmJyxaaWESfmYR:fgqmYQDlLQZZkwqI26DJsapR

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

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.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

VMProtect packed file 1 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/4656-133-0x0000000000820000-0x0000000001124000-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
29	ipinfo.io
30	ipinfo.io

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4656	1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe
4656	1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe

C:\Users\Admin\AppData\Local\Temp\1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe
"C:\Users\Admin\AppData\Local\Temp\1e90b6fc99a908420de123418deded8d8eadf2114ac43ee1ec366681b5358c17.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:4656

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:4792

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:2440

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4656-133-0x0000000000820000-0x0000000001124000-memory.dmp

Filesize
9.0MB

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