94625739d121386b168f555b165c22e2504ab8033fea9abcee6d1ba88fe42ac1

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/04/2024, 10:50

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General

Target

Pambansang Bangko ng Pilipinas #04082024.jar
Size

219KB
MD5

9f402491a7fb92ad00f505b3a2bfa4f9
SHA1

394d058b6d055aa71df8627bb4feba20a3f68ff0
SHA256

94625739d121386b168f555b165c22e2504ab8033fea9abcee6d1ba88fe42ac1
SHA512

c6cf17527af488c368693d84dd61ea62ce1790bb6d1746ae922d3038198f9808674fa340bb1213195b1cc45c64196bb5ff2de3997f32e697d8ca57fef5b5b009
SSDEEP

3072:yWAsPgYGkRFWJkGchS4K0CxQmA98CjlrfigrSYyeoedGNQPKbMAo9FNesOEZL0mD:yEo4Rcvv4K0nmAWCjlGkXoed/n5Co5fr

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1352	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\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\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\dll\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\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\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\ntdll.pdb	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3076 wrote to memory of 1352	3076	java.exe	88
PID 3076 wrote to memory of 1352	3076	java.exe	88

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar "C:\Users\Admin\AppData\Local\Temp\Pambansang Bangko ng Pilipinas #04082024.jar"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3076
- 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:1352

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
8556b247e1466ad193cd9b0efb1ef9e2

SHA1
129dfe756e04d8443a87dfaa503faddb1f4ec3bb

SHA256
f3390034d21584b1d8e6f501a9b7de0e462b718b16a39e8abf7df2f7df0556fc

SHA512
7224e5f765087ea12a71f37eba3ded9f782cbf271287c04f2f79e0fe72ebdd3b72ca067e7230ca671983ba819df48b538b25a81732b57aab196d483fbb042722

Download Submit
memory/3076-41-0x000002DFC92F0000-0x000002DFCA2F0000-memory.dmp

Filesize
16.0MB

Download
memory/3076-12-0x000002DFC7A40000-0x000002DFC7A41000-memory.dmp

Filesize
4KB

Download
memory/3076-17-0x000002DFC92F0000-0x000002DFCA2F0000-memory.dmp

Filesize
16.0MB

Download
memory/3076-25-0x000002DFC92F0000-0x000002DFCA2F0000-memory.dmp

Filesize
16.0MB

Download
memory/3076-37-0x000002DFC92F0000-0x000002DFCA2F0000-memory.dmp

Filesize
16.0MB

Download
memory/3076-4-0x000002DFC92F0000-0x000002DFCA2F0000-memory.dmp

Filesize
16.0MB

Download
memory/3076-42-0x000002DFC7A40000-0x000002DFC7A41000-memory.dmp

Filesize
4KB

Download
memory/3076-44-0x000002DFC7A40000-0x000002DFC7A41000-memory.dmp

Filesize
4KB

Download
memory/3076-45-0x000002DFC92F0000-0x000002DFCA2F0000-memory.dmp

Filesize
16.0MB

Download
memory/3076-50-0x000002DFC7A40000-0x000002DFC7A41000-memory.dmp

Filesize
4KB

Download
memory/3076-53-0x000002DFC7A40000-0x000002DFC7A41000-memory.dmp

Filesize
4KB

Download
memory/3076-90-0x000002DFC92F0000-0x000002DFCA2F0000-memory.dmp

Filesize
16.0MB

Download
memory/3076-91-0x000002DFC96F0000-0x000002DFC9700000-memory.dmp

Filesize
64KB

Download