faedba5c2bcda62d5b7d4b2c17690140720a442c8d32319f46d917f305c989cf

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231130-en
resource tags

arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2023, 02:36

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General

Target
d860bb99bbdfc56ccc9600013507619d.exe
Size 1.5MB
Sample231203-c3rq5shc21
SHA256 faedba5c2bcda62d5b7d4b2c17690140720a442c8d32319f46d917f305c989cf
MD5 d860bb99bbdfc56ccc9600013507619d
SHA1 a1aafba62e8342cfcf14f22e509b07761c46d4ee
SHA512 92f65cf1415fd67d7860ad30a013f293d144ff4951c20a9e97e0ffc5ff5ac0ccdea1d642f4e9b6360730d9f0917a95199dc352537503a12b12770aed697337db
SSDEEP 24576:2opGDjnvrPpkjos0OtjcFc5kM49dj+IuxWQOIjuJuVvhbqL0HtFcgekRP9dT0WBI:OnvrPGT0Egyudc4tI3bqL0NFchaP9dTO
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

persistence

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk	d860bb99bbdfc56ccc9600013507619d.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\USER\S-1-5-21-1791582586-1997866593-3795608343-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	d860bb99bbdfc56ccc9600013507619d.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\GroupPolicy	d860bb99bbdfc56ccc9600013507619d.exe
File opened for modification	C:\Windows\SysWOW64\GroupPolicy\gpt.ini	d860bb99bbdfc56ccc9600013507619d.exe
File created	C:\Windows\System32\GroupPolicy\Machine\Registry.pol	d860bb99bbdfc56ccc9600013507619d.exe
File opened for modification	C:\Windows\System32\GroupPolicy\GPT.INI	d860bb99bbdfc56ccc9600013507619d.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
1784	schtasks.exe
2472	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 1784	2260	d860bb99bbdfc56ccc9600013507619d.exe	86
PID 2260 wrote to memory of 1784	2260	d860bb99bbdfc56ccc9600013507619d.exe	86
PID 2260 wrote to memory of 1784	2260	d860bb99bbdfc56ccc9600013507619d.exe	86
PID 2260 wrote to memory of 2472	2260	d860bb99bbdfc56ccc9600013507619d.exe	90
PID 2260 wrote to memory of 2472	2260	d860bb99bbdfc56ccc9600013507619d.exe	90
PID 2260 wrote to memory of 2472	2260	d860bb99bbdfc56ccc9600013507619d.exe	90

C:\Users\Admin\AppData\Local\Temp\d860bb99bbdfc56ccc9600013507619d.exe
"C:\Users\Admin\AppData\Local\Temp\d860bb99bbdfc56ccc9600013507619d.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST
  2⤵
  - Creates scheduled task(s)
  PID:1784
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST
  2⤵
  - Creates scheduled task(s)
  PID:2472

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
1⤵
PID:2224

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
1⤵
PID:4736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

OfficeTrackerNMP131.exe

Path C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe
Size 1.5MB
SHA256 faedba5c2bcda62d5b7d4b2c17690140720a442c8d32319f46d917f305c989cf
MD5 d860bb99bbdfc56ccc9600013507619d
SHA1 a1aafba62e8342cfcf14f22e509b07761c46d4ee
SHA512 92f65cf1415fd67d7860ad30a013f293d144ff4951c20a9e97e0ffc5ff5ac0ccdea1d642f4e9b6360730d9f0917a95199dc352537503a12b12770aed697337db
SSDEEP 24576:2opGDjnvrPpkjos0OtjcFc5kM49dj+IuxWQOIjuJuVvhbqL0HtFcgekRP9dT0WBI:OnvrPGT0Egyudc4tI3bqL0NFchaP9dTO
MD5 SHA1 SHA512 SSDEEP

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads