60c4175e18abf22d705d855abb6f16e08b80b9fb829a08589b9e4ba750c47349

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
15/05/2024, 08:06

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General

Target

Skrinshoter.exe
Size

4.3MB
MD5

f5056d53e93aae3be0d07e50d65c2558
SHA1

4d2932203e2babe54b677032905fee1f527db72c
SHA256

04afcfa5c05b5b21b2a5d014035ae12e5b7af4e20fb0f2e8742a9e1b4b3f9837
SHA512

012db5c36418144287f49fdf8a075d3ed76f5b2509a758e41c2ad1ca3de152b646c24e1093d389eee27518aa47073515e864d3451b830cdea82ffdaec9821550
SSDEEP

98304:2RYAnN1JmOzbH5z/UqqfbYlWK0/coNaVq09lHJlmd1utG0Q8vz:2C0N1BzN/3WK0xitJlmd9Uz

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\ScreenshoterRF = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Skrinshoter.exe\" -s"	Skrinshoter.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main	Skrinshoter.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1232	Skrinshoter.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1232	Skrinshoter.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1232	Skrinshoter.exe
1232	Skrinshoter.exe
1232	Skrinshoter.exe
1232	Skrinshoter.exe
1232	Skrinshoter.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1232 wrote to memory of 2760	1232	Skrinshoter.exe	29
PID 1232 wrote to memory of 2760	1232	Skrinshoter.exe	29
PID 1232 wrote to memory of 2760	1232	Skrinshoter.exe	29
PID 1232 wrote to memory of 2760	1232	Skrinshoter.exe	29

C:\Users\Admin\AppData\Local\Temp\Skrinshoter.exe
"C:\Users\Admin\AppData\Local\Temp\Skrinshoter.exe"
1⤵
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Users\Admin\AppData\Local\Temp\curl.exe
  -L --insecure -H "X-Skr-Auth: jQCbEOsAjpVu1l31TcTR9I818qdQXvmcEHaeMulDBgK1rOiJo9kzzwpqMVsRbL8X" --connect-timeout 5 -A "Skrinshoter/3.11.4.30 ({5FC6A3BD-3B1B-4641-9859-CB3FE776A028})" "https://skrinshoter.ru/api/app/v1/user" -w"%{http_code}"
  2⤵
  PID:2760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2760-10-0x0000000000400000-0x00000000006A9000-memory.dmp

Filesize
2.7MB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads