3cd3c08e8ee1d8b5f36e9095741cfe7a9ee9bf50292f57216565af69407ea017

Analysis

max time kernel
139s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11/03/2024, 02:09

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General

Target

bf8fadd71108774696a607b8abe4b8f6.exe
Size

92KB
MD5

bf8fadd71108774696a607b8abe4b8f6
SHA1

9c44edc836fe0b55fda41b00fdc2a3afca9d0507
SHA256

3cd3c08e8ee1d8b5f36e9095741cfe7a9ee9bf50292f57216565af69407ea017
SHA512

0803074bc204e1e14e89aa9c5352c85304381281728d775279b71326c7c35c2552f5411906fefcfcfd8a93a48eb0f00172277684221f1ee61528fd771f7bca34
SSDEEP

1536:7nbF3qiEnNLFxdAvmo+XoqYFTjPcUZHB3rllSeU:Lp3GNLF5o9RjkUlIeU

Score

8^/10

evasion

Malware Config

Signatures

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	bf8fadd71108774696a607b8abe4b8f6.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Internet Explorer\Mui\bf8fadd71108774696a607b8abe4b8f6.exe	bf8fadd71108774696a607b8abe4b8f6.exe
File opened for modification	C:\Program Files\Internet Explorer\Mui\bf8fadd71108774696a607b8abe4b8f6.exe	bf8fadd71108774696a607b8abe4b8f6.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\MAIN	bf8fadd71108774696a607b8abe4b8f6.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Internet Explorer\Main	bf8fadd71108774696a607b8abe4b8f6.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\default_page_url = "http://www.4533.cn"	bf8fadd71108774696a607b8abe4b8f6.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://www.4533.cn"	bf8fadd71108774696a607b8abe4b8f6.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4728	bf8fadd71108774696a607b8abe4b8f6.exe
4728	bf8fadd71108774696a607b8abe4b8f6.exe

C:\Users\Admin\AppData\Local\Temp\bf8fadd71108774696a607b8abe4b8f6.exe
"C:\Users\Admin\AppData\Local\Temp\bf8fadd71108774696a607b8abe4b8f6.exe"
1⤵
- Disables RegEdit via registry modification
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious use of SetWindowsHookEx
PID:4728

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4076 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
1⤵
PID:552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4728-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads