eba98da86f29d42f332389b92e69e88d3083c631cdd464735ecd94933fe7206c

Analysis

max time kernel
16s
max time network
20s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2022, 19:34

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General

Target

Trojan-Ransom.Win32.Blocker.exe
Size

4.3MB
MD5

92aaf586af3450c443fb45c350e8db60
SHA1

dd611e6c67771bcba76904d0f7cace1782552ba4
SHA256

eba98da86f29d42f332389b92e69e88d3083c631cdd464735ecd94933fe7206c
SHA512

7f48965cae3deecfa3f09d962b048f66531483dbf093c1f323cd6ea4115eb97260441e486151de454e88f8af0ddaed6f5c4a138d5627500ee5b5beafa49c818e
SSDEEP

49152:Ilg5Lml4g0rBKjQSGFCXQLFqejC+HOQaX6VtM/C82sHVCZJ77OXJSbcTfTOYUK:I8LmlV0Oej67G6C8lCZtOXJSY

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HuAnYcA = "\"C:\\Users\\Admin\\AppData\\Local\\HuAnYcA.exe\""	Trojan-Ransom.Win32.Blocker.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\FxsTmp\fxsD304.tmp	splwow64.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 5032	2732	Trojan-Ransom.Win32.Blocker.exe	76
PID 2732 wrote to memory of 5032	2732	Trojan-Ransom.Win32.Blocker.exe	76

C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Blocker.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan-Ransom.Win32.Blocker.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  - Drops file in System32 directory
  PID:5032

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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