8d72ca85103f44742d04ebca02bff65788fe6b9fc6f5a411c707580d42bbd249

Analysis

max time kernel
1576s
max time network
1576s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
20-02-2024 08:51

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8d72ca85103f44742d04ebca02bff65788fe6b9fc6f5a411c707580d42bbd249.jar
Size

1.8MB
MD5

bcd94e0661cd673bfcb79c368584a881
SHA1

0707033eecaa1c1b6add2c1e18731b92165954f1
SHA256

8d72ca85103f44742d04ebca02bff65788fe6b9fc6f5a411c707580d42bbd249
SHA512

acf7ec9ee4096f92e6fbd20fea09d077a364b6b16bf16bd1034885e6e25a9af39ce6b03a0b6e822cb11e29a02f48d83416ae7d1bd30188ebad5ab1f5a7c13c89
SSDEEP

49152:nw0Cbptl3ED+0iEeqRXbOog7tcnEivsBl5pvthNOZ8jipd9:n9at8+9XqRXbOenEivIlvtuZ8OpP

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

java.exe

pid process

1332 java.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

1768 icacls.exe

pid	process
1332	java.exe

pid	process
1768	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\symbols\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\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\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
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\jvm.pdb	java.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

svchost.exe

description pid process

Token: SeManageVolumePrivilege 720 svchost.exe
Suspicious use of WriteProcessMemory 2 IoCs

Processes:

java.exe

description pid process target process

PID 1332 wrote to memory of 1768 1332 java.exe icacls.exe
PID 1332 wrote to memory of 1768 1332 java.exe icacls.exe

description	pid	process
Token: SeManageVolumePrivilege	720	svchost.exe

description	pid	process	target process
PID 1332 wrote to memory of 1768	1332	java.exe	icacls.exe
PID 1332 wrote to memory of 1768	1332	java.exe	icacls.exe

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\8d72ca85103f44742d04ebca02bff65788fe6b9fc6f5a411c707580d42bbd249.jar
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1332

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:1768

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:2248

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:720

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

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

MD5
55536e5900338e0b3515ed15a4592128

SHA1
446285c30a3ba3922f2e52a5e1de904140111b1c

SHA256
148baaac0896cc5fb6ccf1b4b8d74eebb3b57ae196915b160aeb0a20cc890294

SHA512
acb3b2f160ac6c848b194f6368ee331d7dd98b850f9a1317e6b2c31a3dac225e80701b05a63d0cd4bd12de09a504648c0d3e209bf6fa7ab5ade72824e2844ca4

Download Submit
C:\Users\Admin\AppData\Local\Temp\sense_loader\CC00000065D107DB0001852344843412-1828159100_loader_windows_x64.dll
Filesize
1.1MB

MD5
4f0b3278efcdc43470f75edb7fdb84cb

SHA1
8096149292d77825225bae4368bcc219df9bf98a

SHA256
b4183370b1e9c092f4ba706b10109e2e8514969b92fc76875780a2442fd348aa

SHA512
c007b4e65afd821a15ebdef95a1bf41ca02023bda1227a4a6373dd58d5b665dc783d1bbe312e95be1824b1817465ee7f0b58c820e64a7da009cf6118a81a48f6

Download Submit
memory/720-32-0x0000013FFF980000-0x0000013FFF990000-memory.dmp

Filesize
64KB

Download
memory/720-48-0x0000013FFFA80000-0x0000013FFFA90000-memory.dmp

Filesize
64KB

Download
memory/720-64-0x0000013FFFDF0000-0x0000013FFFDF1000-memory.dmp

Filesize
4KB

Download
memory/720-66-0x0000013FFFE20000-0x0000013FFFE21000-memory.dmp

Filesize
4KB

Download
memory/720-67-0x0000013FFFE20000-0x0000013FFFE21000-memory.dmp

Filesize
4KB

Download
memory/720-68-0x0000013FFFF30000-0x0000013FFFF31000-memory.dmp

Filesize
4KB

Download
memory/1332-4-0x0000026936140000-0x0000026937140000-memory.dmp

Filesize
16.0MB

Download
memory/1332-17-0x000002694B5D0000-0x000002694B5F2000-memory.dmp

Filesize
136KB

Download
memory/1332-26-0x000002694B5D0000-0x000002694B5F2000-memory.dmp

Filesize
136KB

Download
memory/1332-27-0x0000026934920000-0x0000026934921000-memory.dmp

Filesize
4KB

Download