8a7b6e1078e87eebef513db2b1d6752bac43598ffbff8d2e12073d46716499fc

Analysis

max time kernel
149s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
04/08/2023, 20:26

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General

Target

8a7b6e1078e87eebef513db2b1d6752bac43598ffbff8d2e12073d46716499fc.exe
Size

311KB
MD5

150f9ebe5454f1de342868d5f159b6f4
SHA1

a2f2ffa04a43a31c6691448a714f30c07713f6c2
SHA256

8a7b6e1078e87eebef513db2b1d6752bac43598ffbff8d2e12073d46716499fc
SHA512

9d3bdb0898065ee91060b3ae1fc57c6674d8f979fa041660a3f9326084f1bd3eff6caf062382187bb88d8672729dd85aa01b551d462b54b44d77b0eb3bd2b159
SSDEEP

6144:EOYGXaPNxdgSdcq2pVZPOJHAbKeT+tMXYOT:oGqN/XdctpVtkOT+tFOT

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	java.exe
Key created	\REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	java.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4820	java.exe
4820	java.exe
4820	java.exe
4820	java.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 5084	2792	8a7b6e1078e87eebef513db2b1d6752bac43598ffbff8d2e12073d46716499fc.exe	86
PID 2792 wrote to memory of 5084	2792	8a7b6e1078e87eebef513db2b1d6752bac43598ffbff8d2e12073d46716499fc.exe	86
PID 2792 wrote to memory of 5084	2792	8a7b6e1078e87eebef513db2b1d6752bac43598ffbff8d2e12073d46716499fc.exe	86
PID 5084 wrote to memory of 4820	5084	cmd.exe	89
PID 5084 wrote to memory of 4820	5084	cmd.exe	89

C:\Users\Admin\AppData\Local\Temp\8a7b6e1078e87eebef513db2b1d6752bac43598ffbff8d2e12073d46716499fc.exe
"C:\Users\Admin\AppData\Local\Temp\8a7b6e1078e87eebef513db2b1d6752bac43598ffbff8d2e12073d46716499fc.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2792
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\start.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5084
- - C:\ProgramData\Oracle\Java\javapath\java.exe
    java -jar ./APP.jar
    3⤵
    - Modifies registry class
    - Suspicious use of SetWindowsHookEx
    PID:4820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\APP.jar

Filesize
8KB

MD5
f44a42c52a8e5af31777f7295460f880

SHA1
4838b1309366b91e7f0cbc7c467eab5ac2e9efea

SHA256
4687f6d1b7d2a04bdb28c9c69bb7e2abed0cf1937dfc8da42bcc7ac7e3098739

SHA512
4bf206321685f29cb109b67ee0d4cc9929fbf5fbc061b0fdd17d74310a687225c7ae5bb78e39a17a7cc807d153278e412480c1f1e8c3a22740d4a061b2e3249b

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\start.bat

Filesize
395B

MD5
b7c2b427e0a9e7168d7ea478e2bf84fb

SHA1
3835db21d67d8dd2914c3bbc1443715bd77d2775

SHA256
d87e63e73406230945c6876c58e0ddc3009968a351e464acc95d1f7e6cc007d7

SHA512
6fc321f4e04e2cb606f319198c36c9ba26c28a6642e6ceafcf3b261230bd199321ee212f4719126f9b5d8699b519caa99e48f8173262de6c5f2dc6823dd3fb84

Download Submit
memory/4820-193-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-199-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-164-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

Filesize
4KB

Download
memory/4820-165-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

Filesize
4KB

Download
memory/4820-169-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

Filesize
4KB

Download
memory/4820-202-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-175-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-176-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

Filesize
4KB

Download
memory/4820-177-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-178-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

Filesize
4KB

Download
memory/4820-180-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-181-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-183-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-188-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-189-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-190-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-145-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-194-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-161-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

Filesize
4KB

Download
memory/4820-197-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-172-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-206-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-207-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-209-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-211-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-215-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-217-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-220-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-222-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-223-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-225-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-229-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-231-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-232-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-235-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-236-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download
memory/4820-239-0x0000000002C40000-0x0000000003C40000-memory.dmp

Filesize
16.0MB

Download