privateloader | 0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947

Analysis

max time kernel
141s
max time network
111s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
20-07-2024 06:38

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General

Target

0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe
Size

4.4MB
MD5

8f8f6a36a8b827ceaae1228fd2669002
SHA1

d0a7c56f58342dfc1e0a976074544fd5251f5e42
SHA256

0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947
SHA512

bd628776bc315d32c8d2e11bb7af38d9dad5d3f4edba8697d19c43e9cffc431e78c199c1c04f59211434c1e8356c4790d0c7687c81ae511a7d40eb6b31e0d3fe
SSDEEP

98304:Ry6lwYZDXZJeoV95KoyxKxQQYj50PvDUXgTYbhGC/Mg:7Z1JV9N8Tj5EDUwTYNGMMg

Score

10^/10

privateloader evasion loader

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

Processes:

0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\FirewallRules\C:\ = "1"	0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe

PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
loader privateloader
Looks up external IP address via web service 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

5 api.myip.com
6 ipinfo.io
7 ipinfo.io
2 api.myip.com

flow	ioc
5	api.myip.com
6	ipinfo.io
7	ipinfo.io
2	api.myip.com

Drops file in System32 directory 4 IoCs

Processes:

0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe

description	ioc	process
File opened for modification	C:\Windows\System32\GroupPolicy	0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe
File opened for modification	C:\Windows\System32\GroupPolicy\gpt.ini	0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe

pid	process
4820	0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe
4820	0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe

C:\Users\Admin\AppData\Local\Temp\0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe
"C:\Users\Admin\AppData\Local\Temp\0947872f18afd457962627cd08eae78498cd6ed27219da7f45a294a0e9e6c947.exe"
1⤵
- Modifies firewall policy service
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:4820

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:3588

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\System32\GroupPolicy\gpt.ini

Filesize
127B

MD5
8ef9853d1881c5fe4d681bfb31282a01

SHA1
a05609065520e4b4e553784c566430ad9736f19f

SHA256
9228f13d82c3dc96b957769f6081e5bac53cffca4ffde0ba1e102d9968f184a2

SHA512
5ddee931a08cfea5bb9d1c36355d47155a24d617c2a11d08364ffc54e593064011dee4fea8ac5b67029cab515d3071f0ba0422bb76af492a3115272ba8feb005

Download Submit
memory/4820-6-0x00007FF8021F0000-0x00007FF8021F2000-memory.dmp

Filesize
8KB

Download
memory/4820-5-0x00007FF667420000-0x00007FF667C5B000-memory.dmp

Filesize
8.2MB

Download
memory/4820-0-0x00007FF667586000-0x00007FF6677F4000-memory.dmp

Filesize
2.4MB

Download
memory/4820-4-0x00007FF8021E0000-0x00007FF8021E2000-memory.dmp

Filesize
8KB

Download
memory/4820-3-0x00007FF802790000-0x00007FF802792000-memory.dmp

Filesize
8KB

Download
memory/4820-2-0x00007FF802780000-0x00007FF802782000-memory.dmp

Filesize
8KB

Download
memory/4820-7-0x00007FFFFFE80000-0x00007FFFFFE82000-memory.dmp

Filesize
8KB

Download
memory/4820-8-0x00007FFFFFE90000-0x00007FFFFFE92000-memory.dmp

Filesize
8KB

Download
memory/4820-1-0x00007FF802770000-0x00007FF802772000-memory.dmp

Filesize
8KB

Download
memory/4820-20-0x00000186B5A70000-0x00000186B5BD2000-memory.dmp

Filesize
1.4MB

Download
memory/4820-22-0x00007FF667586000-0x00007FF6677F4000-memory.dmp

Filesize
2.4MB

Download
memory/4820-23-0x00007FF667420000-0x00007FF667C5B000-memory.dmp

Filesize
8.2MB

Download