630a9b9da20ebbcbf5f48c97050a965927ae7e6fa306f1f3b932f8d9e3e2354b

Analysis

max time kernel
123s
max time network
130s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
10/01/2024, 06:25

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General

Target

4fd364e00a98ce49205043cbbd2bee31.exe
Size

38KB
MD5

4fd364e00a98ce49205043cbbd2bee31
SHA1

804ebbf125de01ad6651d81973bc8950aac38076
SHA256

630a9b9da20ebbcbf5f48c97050a965927ae7e6fa306f1f3b932f8d9e3e2354b
SHA512

b92e837ad017c014a2bdc3828ef2af23e77eeaeb44abe3c5edc5bacc65e4eebd6ddbcfa0d047038e5b86f5eb1b9683d0d7596ec9953a732c0762ad8ad4945d2e
SSDEEP

768:8vR1XXw9btkGXyT8L6qdaQAOCkliE3V3KJT6nbjq:O1wPiT8DkQAOCqrVKJTZ

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2808	winmgrs.exe

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows UDP Control Center = "winmgrs.exe"	4fd364e00a98ce49205043cbbd2bee31.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1732 set thread context of 1888	1732	4fd364e00a98ce49205043cbbd2bee31.exe	16

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\winmgrs.exe	4fd364e00a98ce49205043cbbd2bee31.exe
File opened for modification	C:\Windows\winmgrs.exe	4fd364e00a98ce49205043cbbd2bee31.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2884	2808	WerFault.exe	17

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 1888	1732	4fd364e00a98ce49205043cbbd2bee31.exe	16
PID 1732 wrote to memory of 1888	1732	4fd364e00a98ce49205043cbbd2bee31.exe	16
PID 1732 wrote to memory of 1888	1732	4fd364e00a98ce49205043cbbd2bee31.exe	16
PID 1732 wrote to memory of 1888	1732	4fd364e00a98ce49205043cbbd2bee31.exe	16
PID 1732 wrote to memory of 1888	1732	4fd364e00a98ce49205043cbbd2bee31.exe	16
PID 1732 wrote to memory of 1888	1732	4fd364e00a98ce49205043cbbd2bee31.exe	16
PID 1732 wrote to memory of 1888	1732	4fd364e00a98ce49205043cbbd2bee31.exe	16
PID 1732 wrote to memory of 1888	1732	4fd364e00a98ce49205043cbbd2bee31.exe	16
PID 1888 wrote to memory of 2808	1888	4fd364e00a98ce49205043cbbd2bee31.exe	17
PID 1888 wrote to memory of 2808	1888	4fd364e00a98ce49205043cbbd2bee31.exe	17
PID 1888 wrote to memory of 2808	1888	4fd364e00a98ce49205043cbbd2bee31.exe	17
PID 1888 wrote to memory of 2808	1888	4fd364e00a98ce49205043cbbd2bee31.exe	17
PID 2808 wrote to memory of 2884	2808	winmgrs.exe	18
PID 2808 wrote to memory of 2884	2808	winmgrs.exe	18
PID 2808 wrote to memory of 2884	2808	winmgrs.exe	18
PID 2808 wrote to memory of 2884	2808	winmgrs.exe	18

C:\Users\Admin\AppData\Local\Temp\4fd364e00a98ce49205043cbbd2bee31.exe
C:\Users\Admin\AppData\Local\Temp\4fd364e00a98ce49205043cbbd2bee31.exe
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1888
- C:\Windows\winmgrs.exe
  "C:\Windows\winmgrs.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 72
    3⤵
    - Program crash
    PID:2884

C:\Users\Admin\AppData\Local\Temp\4fd364e00a98ce49205043cbbd2bee31.exe
"C:\Users\Admin\AppData\Local\Temp\4fd364e00a98ce49205043cbbd2bee31.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1732

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

C:\Windows\winmgrs.exe

Filesize
38KB

MD5
4fd364e00a98ce49205043cbbd2bee31

SHA1
804ebbf125de01ad6651d81973bc8950aac38076

SHA256
630a9b9da20ebbcbf5f48c97050a965927ae7e6fa306f1f3b932f8d9e3e2354b

SHA512
b92e837ad017c014a2bdc3828ef2af23e77eeaeb44abe3c5edc5bacc65e4eebd6ddbcfa0d047038e5b86f5eb1b9683d0d7596ec9953a732c0762ad8ad4945d2e

Download Submit
memory/1888-7-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1888-10-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1888-9-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1888-6-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1888-4-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1888-18-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1888-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1888-0-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads