4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
26/11/2023, 12:28

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General

Target

4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.exe
Size

1.5MB
MD5

8d130161a583a252d820bd5fb7fa9c96
SHA1

d8c2dd88138ee2c80afe59da9258c6563ba3beff
SHA256

4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d
SHA512

ba6a7d8257002f73990b179c05c56e840601b134e07054d591d9d3a6942903e33a2a598c25bfcc33cdcfd7ae724590cc2fe41fe5ca018f2369ba0c43d1a2da64
SSDEEP

24576:2opGDjnvrPpkjos0OtjcFc5kM49dj+IuxWQOIjuJuVvhbqL0HtFcgekRP9dT0WNI:OnvrPGT0Egyudc4tI3bqL0NFchaP9dTy

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	4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.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-1-5-21-1114462139-3090196418-29517368-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.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
412	schtasks.exe
5056	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 460 wrote to memory of 412	460	4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.exe	86
PID 460 wrote to memory of 412	460	4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.exe	86
PID 460 wrote to memory of 412	460	4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.exe	86
PID 460 wrote to memory of 5056	460	4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.exe	88
PID 460 wrote to memory of 5056	460	4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.exe	88
PID 460 wrote to memory of 5056	460	4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.exe	88

C:\Users\Admin\AppData\Local\Temp\4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.exe
"C:\Users\Admin\AppData\Local\Temp\4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:460
- 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:412
- 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:5056

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

C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe

Filesize
1.5MB

MD5
8d130161a583a252d820bd5fb7fa9c96

SHA1
d8c2dd88138ee2c80afe59da9258c6563ba3beff

SHA256
4fd73262b3b5438ac22fcbdbdf0856b2cd79350e098d478e03751ba845986d4d

SHA512
ba6a7d8257002f73990b179c05c56e840601b134e07054d591d9d3a6942903e33a2a598c25bfcc33cdcfd7ae724590cc2fe41fe5ca018f2369ba0c43d1a2da64

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads