3694098fa24b1c08a75a24eafeef4ffed4ec4eddcbe002d2857115da82579cb6

Resubmissions

11/06/2024, 15:30

240611-sxzskasdkk 7

11/06/2024, 15:26

240611-svcj9a1hja 7

Analysis

max time kernel
142s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11/06/2024, 15:30

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General

Target

tf2c_downloader.pyc
Size

5KB
MD5

985f063219016ac08c590953c4cd0b90
SHA1

804ad83879dbe54670827793e3385d217a56bfdb
SHA256

54ba0e81c893c3381526504a167c2e396d3c3f85e86f4d9c64aa0b90d2f911cb
SHA512

b555247c6424d7f62fb5cbb5c79ae7b6524e65ec5fdf35cb74755c9258cbbe3611e7b74378bf534eef4d632b7b7e5dcc10f1eed6a0d6f9639331d1e0db7cda9a
SSDEEP

96:KWw5RovLDMcD4zlMHr46bp63gito2eWerQG5ul2TL4w0RO:KjwnM/zSryLqoZGpkO

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\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings	OpenWith.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2772	NOTEPAD.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1772	OpenWith.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2772	NOTEPAD.EXE

Suspicious use of SetWindowsHookEx 17 IoCs

pid	Process
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe
1772	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 2772	1772	OpenWith.exe	104
PID 1772 wrote to memory of 2772	1772	OpenWith.exe	104

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\tf2c_downloader.pyc
1⤵
- Modifies registry class
PID:4728

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1772
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\tf2c_downloader.pyc
  2⤵
  - Opens file in notepad (likely ransom note)
  - Suspicious use of FindShellTrayWindow
  PID:2772

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=1408 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
1⤵
PID:2612

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads