43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d

Analysis

max time kernel
137s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2023 06:56

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General

Target

43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.exe
Size

1.5MB
MD5

9c4ca1abf93a280586b8e6db9dd46589
SHA1

3a1bda510bb91604e4878c286e0d76026daa804c
SHA256

43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d
SHA512

b795188b4b8f5a4a0b235e49a899e88c20e8ae55f834f9bf38e74d08486ec8f13940ea573ab94713b932c1f776c5fc821e9f371f88837cf596c0d093f5d7832e
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	43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.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-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe"	43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.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
2372	schtasks.exe
3276	schtasks.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 3276	2080	43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.exe	86
PID 2080 wrote to memory of 3276	2080	43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.exe	86
PID 2080 wrote to memory of 3276	2080	43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.exe	86
PID 2080 wrote to memory of 2372	2080	43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.exe	88
PID 2080 wrote to memory of 2372	2080	43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.exe	88
PID 2080 wrote to memory of 2372	2080	43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.exe	88

C:\Users\Admin\AppData\Local\Temp\43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.exe
"C:\Users\Admin\AppData\Local\Temp\43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2080
- 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:3276
- 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:2372

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
9c4ca1abf93a280586b8e6db9dd46589

SHA1
3a1bda510bb91604e4878c286e0d76026daa804c

SHA256
43b4a62b45feb7654f9a8d81ce7a6a61e31aa4575735100941133e6892eca06d

SHA512
b795188b4b8f5a4a0b235e49a899e88c20e8ae55f834f9bf38e74d08486ec8f13940ea573ab94713b932c1f776c5fc821e9f371f88837cf596c0d093f5d7832e

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads