122bfbb9f67e355340991deeacb167be9c12ad726b5a7c5779448dd0cc4af0cb

Analysis

max time kernel
257s
max time network
283s
platform
windows10-1703_x64
resource
win10-20231215-es
resource tags

arch:x64arch:x86image:win10-20231215-eslocale:es-esos:windows10-1703-x64systemwindows
submitted
26-12-2023 08:15

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General

Target

LauncherFenix-Minecraft-v7.exe
Size

397KB
MD5

d99bb55b57712065bc88be297c1da38c
SHA1

fb6662dd31e8e5be380fbd7a33a50a45953fe1e7
SHA256

122bfbb9f67e355340991deeacb167be9c12ad726b5a7c5779448dd0cc4af0cb
SHA512

3eb5d57faea4c0146c2af40102deaac18235b379f5e81fe35a977b642e3edf70704c8cedd835e94f27b04c8413968f7469fccf82c1c9339066d38d3387c71b17
SSDEEP

3072:puzvch1rugYc4wqYSRR756K7ItBjgXHUYCnlK:Wch1aIqYSRVM+unlK

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
4888	icacls.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Videos\Captures\desktop.ini	bcastdvr.exe

Drops file in Program Files directory 12 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\ntdll.pdb	javaw.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4784	javaw.exe
4784	javaw.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 4784	1440	LauncherFenix-Minecraft-v7.exe	73
PID 1440 wrote to memory of 4784	1440	LauncherFenix-Minecraft-v7.exe	73
PID 4784 wrote to memory of 4888	4784	javaw.exe	74
PID 4784 wrote to memory of 4888	4784	javaw.exe	74

C:\Users\Admin\AppData\Local\Temp\LauncherFenix-Minecraft-v7.exe
"C:\Users\Admin\AppData\Local\Temp\LauncherFenix-Minecraft-v7.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1440
- C:\Program Files\Java\jre-1.8\bin\javaw.exe
  "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\LauncherFenix-Minecraft-v7.exe"
  2⤵
  - Drops file in Program Files directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4784
- - C:\Windows\system32\icacls.exe
    C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
    3⤵
    - Modifies file permissions
    PID:4888

C:\Windows\System32\GameBarPresenceWriter.exe
"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
1⤵
PID:3348

C:\Windows\System32\GamePanel.exe
"C:\Windows\System32\GamePanel.exe" 0000000000010430 /startuptips
1⤵
PID:2108

C:\Windows\System32\bcastdvr.exe
"C:\Windows\System32\bcastdvr.exe" -ServerName:Windows.Media.Capture.Internal.BroadcastDVRServer
1⤵
- Drops desktop.ini file(s)
PID:1752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\Videos\Captures\desktop.ini

Filesize
190B

MD5
b0d27eaec71f1cd73b015f5ceeb15f9d

SHA1
62264f8b5c2f5034a1e4143df6e8c787165fbc2f

SHA256
86d9f822aeb989755fac82929e8db369b3f5f04117ef96fd76e3d5f920a501d2

SHA512
7b5c9783a0a14b600b156825639d24cbbc000f5066c48ce9fecc195255603fc55129aaaca336d7ce6ad4e941d5492b756562f2c7a1d151fcfc2dabac76f3946c

Download Submit
memory/1440-19-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1440-10-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/4784-20-0x00000254078C0000-0x00000254078C1000-memory.dmp

Filesize
4KB

Download
memory/4784-8-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download
memory/4784-24-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download
memory/4784-25-0x00000254078C0000-0x00000254078C1000-memory.dmp

Filesize
4KB

Download
memory/4784-27-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download
memory/4784-29-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download
memory/4784-32-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download
memory/4784-34-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download
memory/4784-36-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download
memory/4784-16-0x00000254078C0000-0x00000254078C1000-memory.dmp

Filesize
4KB

Download
memory/4784-57-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download
memory/4784-58-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download
memory/4784-59-0x00000254078E0000-0x00000254088E0000-memory.dmp

Filesize
16.0MB

Download