28216f94328e942434bc24d7af60ce691f46f2ac5f1381d6ac093d32e65489a5

Resubmissions

16-03-2024 17:14

240316-vsg33ahc39 7

16-03-2024 17:12

240316-vqyb9shb94 10

16-03-2024 15:47

240316-s8g2wsea5y 10

Analysis

max time kernel
153s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16-03-2024 15:47

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Report Analysis Logs

General

Target

PCToaster.exe
Size

411KB
MD5

04251a49a240dbf60975ac262fc6aeb7
SHA1

e211ca63af2ab85ffab1e5fbbdf28a4ef8f77de0
SHA256

85a58aa96dccd94316a34608ba996656a22c8158d5156b6e454d9d69e6ff38c3
SHA512

3422a231e1dadb68d3567a99d46791392ecf5883fd3bbc2cae19a595364dac46e4b2712db70b61b488937d906413d39411554034ffd3058389700a93c17568d2
SSDEEP

3072:quJFS5Aqu+WwjxeI/0gVnfKl0FA+aPobO24yNz88iu8vDYHTlI5EJD5Hbibfd6PK:/JM0mCsWq1/qpz+nF5c

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3508	icacls.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3672	javaw.exe
3672	javaw.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4336 wrote to memory of 3672	4336	PCToaster.exe	96
PID 4336 wrote to memory of 3672	4336	PCToaster.exe	96
PID 3672 wrote to memory of 3508	3672	javaw.exe	103
PID 3672 wrote to memory of 3508	3672	javaw.exe	103

C:\Users\Admin\AppData\Local\Temp\PCToaster.exe
"C:\Users\Admin\AppData\Local\Temp\PCToaster.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4336
- C:\Program Files\Java\jre-1.8\bin\javaw.exe
  "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\PCToaster.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3672
- - C:\Windows\system32\icacls.exe
    C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
    3⤵
    - Modifies file permissions
    PID:3508

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1348 --field-trial-handle=2280,i,716736634476467098,11449718822158202904,262144 --variations-seed-version /prefetch:8
1⤵
PID:4320

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

memory/3672-3-0x00000187CFFE0000-0x00000187D0FE0000-memory.dmp

Filesize
16.0MB

Download
memory/3672-12-0x00000187CFFC0000-0x00000187CFFC1000-memory.dmp

Filesize
4KB

Download
memory/3672-19-0x00000187CFFC0000-0x00000187CFFC1000-memory.dmp

Filesize
4KB

Download
memory/3672-36-0x00000187CFFC0000-0x00000187CFFC1000-memory.dmp

Filesize
4KB

Download
memory/3672-40-0x00000187CFFC0000-0x00000187CFFC1000-memory.dmp

Filesize
4KB

Download
memory/3672-45-0x00000187CFFE0000-0x00000187D0FE0000-memory.dmp

Filesize
16.0MB

Download
memory/3672-51-0x00000187CFFC0000-0x00000187CFFC1000-memory.dmp

Filesize
4KB

Download
memory/3672-52-0x00000187CFFC0000-0x00000187CFFC1000-memory.dmp

Filesize
4KB

Download
memory/4336-0-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download