759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2022 04:23

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General

Target

759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
Size

202KB
MD5

fda0a5f10ef75efc62719591bd74cd2d
SHA1

b8bd9c72febc801fb4c0e0dac6203645e9ec5fc9
SHA256

759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274
SHA512

11a474c83c1dbc5362bfffc88f742b4f134716041de34bdec179ada25b23490b5c13abee3f9ee115df73a57116c67539b0c3ca19a7b1a9a61d6cc0e45bf197e8
SSDEEP

768:jZKM11gG4ChfiPO0rfz0shcUypMC5/VKhZyg3ini2L2o27+IpFKe+:gMDgG4ChfiPOefgsOUqQwg

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\fndfst32 = "C:\\Windows\\System\\fndfst32.exe"	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Explorer Shell = "C:\\Windows\\System\\Explorer.exe"	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\System applets = "C:\\Windows\\System\\applets.exe"	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Syssrc32 = "C:\\Windows\\Syssrc32.exe"	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe

Drops file in Windows directory 14 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System\Sysexp32.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File opened for modification	C:\Windows\System\mplayerw.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File created	C:\Windows\System\applets.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File created	C:\Windows\System\Explorer.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File opened for modification	C:\Windows\Help\intret.cnt	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File created	C:\Windows\System\mplayerw.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File opened for modification	C:\Windows\System\applets.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File opened for modification	C:\Windows\Syssrc32.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File opened for modification	C:\Windows\System\Explorer.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File created	C:\Windows\System\Sysexp32.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File opened for modification	C:\Windows\System\fndfst32.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File created	C:\Windows\System\fndfst32.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File created	C:\Windows\Syssrc32.exe	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
File created	C:\Windows\Help\intret.cnt	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4128	1804	WerFault.exe	82

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\Explore = "%SystemRoot%\\SysWow64\\NOTEPAD.EXE %1"	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\Windows\\System\\Sysexp32.exe %1"	759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe

C:\Users\Admin\AppData\Local\Temp\759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe
"C:\Users\Admin\AppData\Local\Temp\759664455bf87b19e7d46dfa841099524aaa7c7a7719e8ffd4d806f4f3cbc274.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Modifies registry class
PID:1804
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 296
  2⤵
  - Program crash
  PID:4128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1804 -ip 1804
1⤵
PID:4164

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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