9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022

General

Target

9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
Size

219KB
MD5

d3fb68011ac899f92bcead5954b15887
SHA1

70663fb04bebda4bc052d22dcea91b784e8ed2e9
SHA256

9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022
SHA512

95a408bef416b0d55cb2113294851762ad0debe3c8c32e5fe4cbc0608dfdd45329da41680b92c81340c720959621cc3f68d7af9b78d1ba246bd0463b0f9a1a0f
SSDEEP

768:jZKM11gG4ChfiPO0rfz0shcUypMC5/VKhZyg3ini2L2o27+IpFpnYIw:gMDgG4ChfiPOefgsOUqQwga

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
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\System applets = "C:\\Windows\\System\\applets.exe"	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Syssrc32 = "C:\\Windows\\Syssrc32.exe"	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\fndfst32 = "C:\\Windows\\System\\fndfst32.exe"	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Explorer Shell = "C:\\Windows\\System\\Explorer.exe"	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe

Drops file in Windows directory 14 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Help\intret.cnt	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File created	C:\Windows\Syssrc32.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File opened for modification	C:\Windows\System\Sysexp32.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File created	C:\Windows\System\mplayerw.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File opened for modification	C:\Windows\System\applets.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File created	C:\Windows\System\applets.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File opened for modification	C:\Windows\Syssrc32.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File created	C:\Windows\System\Explorer.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File created	C:\Windows\Help\intret.cnt	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File created	C:\Windows\System\Sysexp32.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File opened for modification	C:\Windows\System\mplayerw.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File opened for modification	C:\Windows\System\fndfst32.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File created	C:\Windows\System\fndfst32.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
File opened for modification	C:\Windows\System\Explorer.exe	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1360	1512	WerFault.exe	26

Modifies registry class 3 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\Windows\\System\\Sysexp32.exe %1"	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\Explore = "%SystemRoot%\\SysWow64\\NOTEPAD.EXE %1"	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 1360	1512	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe	27
PID 1512 wrote to memory of 1360	1512	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe	27
PID 1512 wrote to memory of 1360	1512	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe	27
PID 1512 wrote to memory of 1360	1512	9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe	27

C:\Users\Admin\AppData\Local\Temp\9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe
"C:\Users\Admin\AppData\Local\Temp\9036a919c81b690166866445cc4a31da973fe28ad0cc93d1b9c910f2e0500022.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1512
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 92
  2⤵
  - Program crash
  PID:1360

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

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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