03e4c903cc2cbe8854e6af1bd5e741d88da5c35732c7b051215ecf9d6be10c10

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05-03-2024 08:16

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General

Target

SWIFT.jar
Size

209KB
MD5

a525cd786d7fee35ba4a2a0f2ea4ed13
SHA1

55134d1b471873fc23f218116fed9def4e600a14
SHA256

03e4c903cc2cbe8854e6af1bd5e741d88da5c35732c7b051215ecf9d6be10c10
SHA512

1d8a76e0642f92f011ce4b3560084095768be7108d44c3751d1301ed821669d81908fa3d3b2169aca459abf52be4858bbb2895cd76f08bc242f458552fb9d429
SSDEEP

6144:kEq8dJWHf/lT5xqQzyjRhcV7FaVjuFPIVmyKH:kEjdo37EQ8q7FaVeYKH

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

2128 icacls.exe

pid	process
2128	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\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\server\symbols\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\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\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\jvm.pdb	java.exe
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\server\ntdll.pdb	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 4800 wrote to memory of 2128 4800 java.exe icacls.exe
PID 4800 wrote to memory of 2128 4800 java.exe icacls.exe

description	pid	process	target process
PID 4800 wrote to memory of 2128	4800	java.exe	icacls.exe
PID 4800 wrote to memory of 2128	4800	java.exe	icacls.exe

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\SWIFT.jar
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4800
- 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:2128

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

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Downloads

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

Filesize
46B

MD5
d72e142ce2cb8649b4e537a371f26914

SHA1
cc13e11a1a3e42d4b760bb2af59950b3e67e0d3a

SHA256
f3a0cf61932ad6001c3d6259058ece908528501d7cadb73d9544224a8a527131

SHA512
f564b1471a6f832fb53356715780f262e2eb96fdbb6055734a5849ff6f0f9ffc0db7d84e92bbdf91d8248a01f15ffb6406b97eca79ac3c0a5f18bb54b18d668f

Download Submit
memory/4800-40-0x000001D580000000-0x000001D581000000-memory.dmp

Filesize
16.0MB

Download
memory/4800-12-0x000001D5F3FB0000-0x000001D5F3FB1000-memory.dmp

Filesize
4KB

Download
memory/4800-17-0x000001D580000000-0x000001D581000000-memory.dmp

Filesize
16.0MB

Download
memory/4800-23-0x000001D580000000-0x000001D581000000-memory.dmp

Filesize
16.0MB

Download
memory/4800-35-0x000001D580000000-0x000001D581000000-memory.dmp

Filesize
16.0MB

Download
memory/4800-4-0x000001D580000000-0x000001D581000000-memory.dmp

Filesize
16.0MB

Download
memory/4800-44-0x000001D5F3FB0000-0x000001D5F3FB1000-memory.dmp

Filesize
4KB

Download
memory/4800-46-0x000001D580000000-0x000001D581000000-memory.dmp

Filesize
16.0MB

Download
memory/4800-45-0x000001D5F3FB0000-0x000001D5F3FB1000-memory.dmp

Filesize
4KB

Download
memory/4800-49-0x000001D5F3FB0000-0x000001D5F3FB1000-memory.dmp

Filesize
4KB

Download
memory/4800-56-0x000001D5F3FB0000-0x000001D5F3FB1000-memory.dmp

Filesize
4KB

Download
memory/4800-62-0x000001D5F3FB0000-0x000001D5F3FB1000-memory.dmp

Filesize
4KB

Download
memory/4800-66-0x000001D5F3FB0000-0x000001D5F3FB1000-memory.dmp

Filesize
4KB

Download
memory/4800-72-0x000001D5F3FB0000-0x000001D5F3FB1000-memory.dmp

Filesize
4KB

Download