eb3a0dde867994262fd22df0f5011cda8f7152a43da08b9a52c25d7f24bc24c2

Analysis

max time kernel
157s
max time network
138s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11/10/2023, 05:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

exe.win-amd64-3.11/lib/Cryptodome/Cipher/_mode_eax.pyc
Size

15KB
MD5

b0e569f806d6caf34ce929ffec627dac
SHA1

26b01a7eb93484eb1bbc6a1bb6a64f35cb577963
SHA256

29059d0570b560dac07f5f35dd62b8b901574837cf99c4f02ac02a6670f95207
SHA512

6a73d3837c7fabc912402f43121d165cf29f6180d54345ac8f57c77628c73c7d5c4bdb0e849f82110efb737c5ef6b37698c2a7a57a59ab2b280af558f36eb603
SSDEEP

384:TwX+X6vFM4jDTFVyfTHMR/A7Ip47ai99kGzecWRK:TjX6mwloIJu7amHzeRK

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 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000_CLASSES\pyc_auto_file\shell	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2248	AcroRd32.exe
2248	AcroRd32.exe
2248	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2524	3068	cmd.exe	29
PID 3068 wrote to memory of 2524	3068	cmd.exe	29
PID 3068 wrote to memory of 2524	3068	cmd.exe	29
PID 2524 wrote to memory of 2248	2524	rundll32.exe	30
PID 2524 wrote to memory of 2248	2524	rundll32.exe	30
PID 2524 wrote to memory of 2248	2524	rundll32.exe	30
PID 2524 wrote to memory of 2248	2524	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\exe.win-amd64-3.11\lib\Cryptodome\Cipher\_mode_eax.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\exe.win-amd64-3.11\lib\Cryptodome\Cipher\_mode_eax.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\exe.win-amd64-3.11\lib\Cryptodome\Cipher\_mode_eax.pyc"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2248

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
93c301fffbe69149482326163da6dc8f

SHA1
05b86afef79860dd2cf97a43f9088dd75dd6d955

SHA256
5fa48980f7448e5718e64c6fc590d385970bc7324eefdb6d2f821d2699c1311c

SHA512
8c3047e78401e49c524e0b851e836a451f073da397859d2b91d5143f71a1f1484bb04957e90d72ffa5d883f35caa135202cc496b388f2249507b8bfede068662

Download Submit