3c1029d521ba448c4150d58bd75fd1646f54d72d95d0f91f5dd60656f55eff9a

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
02/01/2024, 00:42

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

fabric-installer-0.11.2.exe
Size

399KB
MD5

0604fd84edc6059d39a631eb0ce5a546
SHA1

9ecd7d7df70a25d5ba0ff81e7ad6b59280f71bb6
SHA256

3c1029d521ba448c4150d58bd75fd1646f54d72d95d0f91f5dd60656f55eff9a
SHA512

68e727ea4515ac385e4d757a5e6cff3005ccf50b54e7b5ee1bbb100f18afc09cd814138d31b9e4237a3170bbb3e4a9554e1b4294ec866cd6f63b6e461da8db09
SSDEEP

6144:XbOTF9+lw27APRw3zeFAO8X+KAWCXgy/kJ1o2ww5OxLRfSA4syabpAq:L+z+u9ZF6uKAWCQy/c1HwnBBfL

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
4576	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\server\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\server\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
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\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\server\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\symbols\dll\ntdll.pdb	javaw.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3904	3068	WerFault.exe	73

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
696	javaw.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 396	3068	fabric-installer-0.11.2.exe	88
PID 3068 wrote to memory of 396	3068	fabric-installer-0.11.2.exe	88
PID 396 wrote to memory of 4576	396	javaw.exe	89
PID 396 wrote to memory of 4576	396	javaw.exe	89
PID 3068 wrote to memory of 696	3068	fabric-installer-0.11.2.exe	91
PID 3068 wrote to memory of 696	3068	fabric-installer-0.11.2.exe	91

C:\Users\Admin\AppData\Local\Temp\fabric-installer-0.11.2.exe
"C:\Users\Admin\AppData\Local\Temp\fabric-installer-0.11.2.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe
  "javaw.exe" "-version"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:396
- - 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:4576
- C:\Program Files (x86)\Common Files\Oracle\Java\javapath\javaw.exe
  "javaw.exe" "-jar" "C:\Users\Admin\AppData\Local\Temp\fabric-installer-0.11.2.exe" "-fabricInstallerBootstrap" "true"
  2⤵
  - Drops file in Program Files directory
  - Suspicious use of SetWindowsHookEx
  PID:696
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 300
  2⤵
  - Program crash
  PID:3904

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3068 -ip 3068
1⤵
PID:4892

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
46B

MD5
868a460f21567d5b46a8b86ac6df8150

SHA1
3eefd45bd842daed6807966300a108642c382d6b

SHA256
b394a8345de6e7555a610d0e3990d000bbee916031ec7ede2a20ddee5476331c

SHA512
756ab4cf8e57b33bc16132cf90cb77fc82a0065fe5a4d41cd8853e516134bf4645d2e1879bb1db5c8a8476dfa51ae9bfe5ddaf2e4055aa4963fd22aa79fe3c1e

Download Submit
memory/396-4-0x00000289CA600000-0x00000289CB600000-memory.dmp

Filesize
16.0MB

Download
memory/396-12-0x00000289CA5E0000-0x00000289CA5E1000-memory.dmp

Filesize
4KB

Download
memory/396-41-0x00000289CA600000-0x00000289CB600000-memory.dmp

Filesize
16.0MB

Download
memory/696-17-0x000002409C0A0000-0x000002409D0A0000-memory.dmp

Filesize
16.0MB

Download
memory/696-25-0x000002409A7E0000-0x000002409A7E1000-memory.dmp

Filesize
4KB

Download
memory/696-29-0x000002409A7E0000-0x000002409A7E1000-memory.dmp

Filesize
4KB

Download
memory/696-35-0x000002409C0A0000-0x000002409D0A0000-memory.dmp

Filesize
16.0MB

Download
memory/696-38-0x000002409C320000-0x000002409C330000-memory.dmp

Filesize
64KB

Download
memory/696-39-0x000002409C330000-0x000002409C340000-memory.dmp

Filesize
64KB

Download
memory/696-40-0x000002409C340000-0x000002409C350000-memory.dmp

Filesize
64KB

Download
memory/696-42-0x000002409C0A0000-0x000002409D0A0000-memory.dmp

Filesize
16.0MB

Download