97e67ac77d80d26af4897acff2a3f6075e0efe7997a67d8194e799006ed5efc9

Analysis

max time kernel
442s
max time network
443s
platform
windows11-21h2_x64
resource
win11-20231215-en
resource tags

arch:x64arch:x86image:win11-20231215-enlocale:en-usos:windows11-21h2-x64system
submitted
31-01-2024 18:27

Target

Swift Copy Remitance-pdf.jar
Size

432KB
MD5

8ec9eb589dc78c7e0ad9c8155027a133
SHA1

f4cc5469b945ce8f4c5d266375c28f97636479ff
SHA256

97e67ac77d80d26af4897acff2a3f6075e0efe7997a67d8194e799006ed5efc9
SHA512

0044e07c000634a043aae2b9f42df7f9f1d0dba2462207663c7f0e9e322cb732b19ab0e7f1fdd653b587c0ce19f5efc93fb7e630ff3477e5e98bcb652f723a1c
SSDEEP

6144:VwhA+Jd+Z+qYYQJXELxEG1E3RjdZO8uk/VSADdEwyOygQc8axuk9:VwC+Jd+Q1hENLE3JdU8fsg5XQc8axf9

Score

7^/10

discovery

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

4812 icacls.exe

pid	process
4812	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\symbols\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\dll\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\dll\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\server\dll\jvm.pdb	java.exe
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\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\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\jvm.pdb	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 5064 wrote to memory of 4812 5064 java.exe icacls.exe
PID 5064 wrote to memory of 4812 5064 java.exe icacls.exe

description	pid	process	target process
PID 5064 wrote to memory of 4812	5064	java.exe	icacls.exe
PID 5064 wrote to memory of 4812	5064	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:4812

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

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
Filesize
46B

MD5
649465986dd8db029fe3e8821bb014c8

SHA1
15254f94628115f64fad64d9442525fb3e964a54

SHA256
a67c9640f95310adff75c97e6370141590b311056a51b4e6fe8041c23d384c92

SHA512
ef8d113018df15b0857e9a7019e291420faa8d0a176d3926f7943f5b4705a07f6fb9ceb49dad8524f7dcc4eabb5e38cc015ed5313a253ef22c9996330813f27f

Download Submit
memory/5064-4-0x000002A3E7350000-0x000002A3E8350000-memory.dmp

Filesize
16.0MB

Download
memory/5064-12-0x000002A3E5B40000-0x000002A3E5B41000-memory.dmp

Filesize
4KB

Download
memory/5064-18-0x000002A3E7350000-0x000002A3E8350000-memory.dmp

Filesize
16.0MB

Download
memory/5064-28-0x000002A3E5B40000-0x000002A3E5B41000-memory.dmp

Filesize
4KB

Download
memory/5064-32-0x000002A3E7350000-0x000002A3E8350000-memory.dmp

Filesize
16.0MB

Download
memory/5064-43-0x000002A3E7350000-0x000002A3E8350000-memory.dmp

Filesize
16.0MB

Download
memory/5064-45-0x000002A3E7350000-0x000002A3E8350000-memory.dmp

Filesize
16.0MB

Download
memory/5064-46-0x000002A3E7350000-0x000002A3E8350000-memory.dmp

Filesize
16.0MB

Download
memory/5064-49-0x000002A3E7350000-0x000002A3E8350000-memory.dmp

Filesize
16.0MB

Download