109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9

Analysis

max time kernel
147s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
15/04/2024, 09:40

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General

Target

109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9.exe
Size

4.9MB
MD5

a25cdf843e60f609b970ac9414170a7a
SHA1

9d0fee8c64c58d674d383654a4391b8e41d994dc
SHA256

109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9
SHA512

e4dc2979919c8ecfb2a09fd78446db57483e74ff2e3ddcb498d0718590ef0e9021424d6656822921d41b648a36253e9275045b2e4931f94f00c474b73444c6fd
SSDEEP

98304:6eZ9klwlIGDH8gNN0/Y1pQtU4bizh9OjA+upZPdA5Jtfzq/sH0aN2CvV:6eZ9owNeZtU4FBuL1A5Lu/sH0g

Score

10^/10

evasion

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\FirewallRules\C:\ = "1"	109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9.exe

Looks up external IP address via web service 4 IoCs

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

flow	ioc
4	api.myip.com
4	ipinfo.io
5	api.myip.com
6	ipinfo.io

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9.exe
File opened for modification	C:\Windows\System32\GroupPolicy\gpt.ini	109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9.exe

C:\Users\Admin\AppData\Local\Temp\109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9.exe
"C:\Users\Admin\AppData\Local\Temp\109a993670756619db430191f217236914602b1aac6fe093e1b8b1887cc3d9f9.exe"
1⤵
- Modifies firewall policy service
- Drops file in System32 directory
PID:5008

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:1604

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:2312

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

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
127B

MD5
8ef9853d1881c5fe4d681bfb31282a01

SHA1
a05609065520e4b4e553784c566430ad9736f19f

SHA256
9228f13d82c3dc96b957769f6081e5bac53cffca4ffde0ba1e102d9968f184a2

SHA512
5ddee931a08cfea5bb9d1c36355d47155a24d617c2a11d08364ffc54e593064011dee4fea8ac5b67029cab515d3071f0ba0422bb76af492a3115272ba8feb005

Download Submit
memory/5008-0-0x00007FF6640E0000-0x00007FF664C46000-memory.dmp

Filesize
11.4MB

Download
memory/5008-6-0x00007FF6640E0000-0x00007FF664C46000-memory.dmp

Filesize
11.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads