privateloader | 4f3628405a0f70087cd62e45235a2c5bce9919186cfbf446b5d6adf768420fe0

Analysis

max time kernel
134s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
24-05-2023 07:54

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General

Target

File.exe
Size

655.0MB
MD5

4eb9b0f0903b77be9247978ffbc8814f
SHA1

ea21fa7fd9a430a899a67136b6f864bbd6ea74b9
SHA256

ba88907898f51ddf30595e773cd5de0f28020ad70af49e530c89b20501bc0f94
SHA512

fec3dec02889784e2aa6e82f64f85e397ce44812287312809081e299aca960ac03cc23dbccc43e72c621a05b80de1a6bbce04003d0538708e9a45fe5d74e8a1f
SSDEEP

98304:Jkfy48U0RHYuMH+F4mMURdns7gefj/vIeZuNYq8CIF+k/SL7IwXdz:Jka4t0/s7gefrvENhuwaSYU

Score

10^/10

privateloader loader spyware stealer

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

Processes:

File.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation File.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

21 ipinfo.io
22 ipinfo.io

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	File.exe

flow	ioc
21	ipinfo.io
22	ipinfo.io

Drops file in System32 directory 4 IoCs

Processes:

File.exe

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

File.exe

pid process

412 File.exe
412 File.exe

pid	process
412	File.exe
412	File.exe

C:\Users\Admin\AppData\Local\Temp\File.exe
"C:\Users\Admin\AppData\Local\Temp\File.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:412

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:1488

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:4808

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/412-134-0x0000000000400000-0x0000000000EB6000-memory.dmp

Filesize
10.7MB

Download
memory/412-136-0x0000000000400000-0x0000000000EB6000-memory.dmp

Filesize
10.7MB

Download
memory/412-146-0x0000000000400000-0x0000000000EB6000-memory.dmp

Filesize
10.7MB

Download
memory/412-157-0x0000000000400000-0x0000000000EB6000-memory.dmp

Filesize
10.7MB

Download