25d239bb2c986663eef3c6b450b8b6487b1aabfa1967ee4944ac0620a76ca5cd

Analysis

max time kernel
103s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-09-2024 23:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

main.pyc
Size

7KB
MD5

5db9f36860585652c3fc424286a088ef
SHA1

9727de681a58bb7fb1643d853af4536543029ac7
SHA256

df930b0cbc457e3a83d7f8bdbe50a93042ffb4002bae042a8bd606ad8ebaa5ae
SHA512

468a60743264a907a4af81a2cd5e6d27781d94e9357c6ab50ea4bce892d171c1711f5512fc5f24912bc35c065c7d9a6e1b2c22306425e9c7698fd38a5c258c79
SSDEEP

192:wExyE2I7VD8rjchtnWdXwzVR3/oTJhw04Mdw/nw:E3MFhWuz/w1204P/w

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2924	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2924	AcroRd32.exe
2924	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2780	2160	cmd.exe	30
PID 2160 wrote to memory of 2780	2160	cmd.exe	30
PID 2160 wrote to memory of 2780	2160	cmd.exe	30
PID 2780 wrote to memory of 2924	2780	rundll32.exe	31
PID 2780 wrote to memory of 2924	2780	rundll32.exe	31
PID 2780 wrote to memory of 2924	2780	rundll32.exe	31
PID 2780 wrote to memory of 2924	2780	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\main.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\main.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2780
- - 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\main.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
8e695335b3ed52b1939b77e0431f3577

SHA1
7a681c857b0548582c447c5ef06721e37fc54a57

SHA256
15290a164741dd9270a6b997f5134c96c8d69f03ee86b08036ef522d00a979ef

SHA512
d26409025b57dbd536495a8169e8f850759da467a71f13ae12bd016168c42e792a4ca2bcdc9734c4a93e4f8e0f38bb3936ae1ba9b59482c1b5083af4a78e7455

Download Submit