143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d

General

Target

143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
Size

159KB
MD5

ce806dd51c600cc6b9d7ac12bbbbb79a
SHA1

107ea9dcc2cdabe9a2daedf181b12a388327b983
SHA256

143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d
SHA512

a67211d2252d427a732eb291225ea42475e4cde195ec2761a1972cd9f933844a4234e7b00ac56ec5be98e184f1adc8433b73a7a65b5fdb8ef9166f619237eca1
SSDEEP

768:jZKM11gG4ChfiPO0rfz0shcUypMC5/VKhZyg3ini2ine+I7e+: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\Syssrc32 = "C:\\Windows\\Syssrc32.exe"	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\fndfst32 = "C:\\Windows\\System\\fndfst32.exe"	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Explorer Shell = "C:\\Windows\\System\\Explorer.exe"	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\System applets = "C:\\Windows\\System\\applets.exe"	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe

Drops file in Windows directory 14 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System\mplayerw.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File created	C:\Windows\System\mplayerw.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File created	C:\Windows\System\fndfst32.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File opened for modification	C:\Windows\System\Explorer.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File created	C:\Windows\System\Explorer.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File created	C:\Windows\Help\intret.cnt	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File opened for modification	C:\Windows\System\applets.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File created	C:\Windows\Syssrc32.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File opened for modification	C:\Windows\System\fndfst32.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File opened for modification	C:\Windows\Help\intret.cnt	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File opened for modification	C:\Windows\System\Sysexp32.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File created	C:\Windows\System\Sysexp32.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File created	C:\Windows\System\applets.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
File opened for modification	C:\Windows\Syssrc32.exe	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1704	1836	WerFault.exe	20

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\Explore = "%SystemRoot%\\SysWow64\\NOTEPAD.EXE %1"	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\Windows\\System\\Sysexp32.exe %1"	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 1704	1836	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe	28
PID 1836 wrote to memory of 1704	1836	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe	28
PID 1836 wrote to memory of 1704	1836	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe	28
PID 1836 wrote to memory of 1704	1836	143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe	28

C:\Users\Admin\AppData\Local\Temp\143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe
"C:\Users\Admin\AppData\Local\Temp\143caf06f78068f5e1184a424c8d7033e7636cbe0a224179f289d2722e9fb22d.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 92
  2⤵
  - Program crash
  PID:1704

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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