56f0a10c33da16a1d597d2772bca21ae3e39cc179cf31eef3fa623480580bb61

Analysis

max time kernel
147s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2023 08:39

Target

d375b26e07150dc37dae2ce7d22a586b.jar
Size

102KB
MD5

d375b26e07150dc37dae2ce7d22a586b
SHA1

8d4ec9d1b48c5cd2ffaeae674c8e93b489a5c171
SHA256

56f0a10c33da16a1d597d2772bca21ae3e39cc179cf31eef3fa623480580bb61
SHA512

6b388b840e70b988345be952efdce79d830934abb49dcbc6060441a0cd58014de4cd4ed19743adce77ee7af0133fe7db00d10a5d578754fb8d714e9f8925b3ec
SSDEEP

1536:cjSW+gbZj1hXLp8tmGiwvzk//zNpPShwbRWNcRcqrdHc4CSshc/6yN6:cjSW+QZjHX6tgGadAqp8nSsnyM

Score

7^/10

discovery

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

2088 icacls.exe

pid	process
2088	icacls.exe

Drops file in Program Files directory 12 IoCs

Processes:

java.exe

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

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 4720 wrote to memory of 2088 4720 java.exe icacls.exe
PID 4720 wrote to memory of 2088 4720 java.exe icacls.exe

description	pid	process	target process
PID 4720 wrote to memory of 2088	4720	java.exe	icacls.exe
PID 4720 wrote to memory of 2088	4720	java.exe	icacls.exe

C:\Windows\system32\icacls.exe
C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
2⤵
- Modifies file permissions
PID:2088

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

memory/4720-4-0x00000202C80B0000-0x00000202C90B0000-memory.dmp

Filesize
16.0MB

Download
memory/4720-15-0x00000202C80B0000-0x00000202C90B0000-memory.dmp

Filesize
16.0MB

Download
memory/4720-16-0x00000202C80B0000-0x00000202C90B0000-memory.dmp

Filesize
16.0MB

Download