122bfbb9f67e355340991deeacb167be9c12ad726b5a7c5779448dd0cc4af0cb

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
768	icacls.exe

Drops file in Program Files directory 12 IoCs

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

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-3803511929-1339359695-2191195476-1000\{2F6DDAE5-8872-4CAE-93A7-28CCBF6DE6F3}	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4052	OpenWith.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1848	javaw.exe
1848	javaw.exe
4052	OpenWith.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 1848	1996	LauncherFenix-Minecraft-v7.exe	87
PID 1996 wrote to memory of 1848	1996	LauncherFenix-Minecraft-v7.exe	87
PID 1848 wrote to memory of 768	1848	javaw.exe	89
PID 1848 wrote to memory of 768	1848	javaw.exe	89

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:1996
- 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:1848
- - 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:768

C:\Windows\System32\GameBarPresenceWriter.exe
"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer
1⤵
PID:2400

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4052

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService
1⤵
- Checks processor information in registry
- Modifies registry class
PID:1868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

1

T1222

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

Filesize
46B

MD5
e3aae4eeeee61cd1169793658372a64a

SHA1
86c3c7eb44963b3d7f68f3257c0cf1f403479eaa

SHA256
3c7d99b449007654c0174679bfd492cad0daef321b6c0311fb6ecd03681c1670

SHA512
fc65625dbdf574f9b4bfd09edefb299db4018eb827d2226698d8adba3b264dc72b7ced0e84a093eef489004221b09f1efce266b4d4bf001c666dd46f8d9e1c3a

Download Submit
memory/1848-30-0x0000029D28B00000-0x0000029D28B10000-memory.dmp

Filesize
64KB

Download
memory/1848-18-0x0000029D27060000-0x0000029D27061000-memory.dmp

Filesize
4KB

Download
memory/1848-22-0x0000029D28880000-0x0000029D29880000-memory.dmp

Filesize
16.0MB

Download
memory/1848-4-0x0000029D28880000-0x0000029D29880000-memory.dmp

Filesize
16.0MB

Download
memory/1848-31-0x0000029D28B10000-0x0000029D28B20000-memory.dmp

Filesize
64KB

Download
memory/1848-32-0x0000029D28B20000-0x0000029D28B30000-memory.dmp

Filesize
64KB

Download
memory/1848-35-0x0000029D28880000-0x0000029D29880000-memory.dmp

Filesize
16.0MB

Download
memory/1848-33-0x0000029D28B40000-0x0000029D28B50000-memory.dmp

Filesize
64KB

Download
memory/1848-34-0x0000029D28B50000-0x0000029D28B60000-memory.dmp

Filesize
64KB

Download
memory/1848-36-0x0000029D28880000-0x0000029D29880000-memory.dmp

Filesize
16.0MB

Download
memory/1996-11-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1996-19-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download

Analysis

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