25006d6692ce84efda96a9d930b7d59ef0a202dcce518bc081c7f38c239e929a

Analysis

max time kernel
26s
max time network
17s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
28-09-2024 12:49

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General

Target

main.pyc
Size

7KB
MD5

cb1cf734e1a8e4b184fd5ebc0354716f
SHA1

b9010e94b1efc232b76c1ab8fced0c3259f714f2
SHA256

9355b21de7515ce0b029077eacbcdf07fd62a6f123086c2c8c1096cfec612b16
SHA512

4829228c8a533053674d52f1c5c630d7e0b62ff5f8bfe0dd2f337db0dcd07e36c936099f38aec2de4a84d5f450251c217c875fb71eb6eb3e9f2bfcf3a10307e0
SSDEEP

192:wGUh0F9F+HD89sWdXww1NkS68NE0lYuJhw5iUw5MdwKGcnw:/UE9mWu4kP0iy2e5PKGcw

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-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_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-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2604	AcroRd32.exe
2604	AcroRd32.exe
2604	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2576	2192	cmd.exe	31
PID 2192 wrote to memory of 2576	2192	cmd.exe	31
PID 2192 wrote to memory of 2576	2192	cmd.exe	31
PID 2576 wrote to memory of 2604	2576	rundll32.exe	32
PID 2576 wrote to memory of 2604	2576	rundll32.exe	32
PID 2576 wrote to memory of 2604	2576	rundll32.exe	32
PID 2576 wrote to memory of 2604	2576	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\main.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2192
- 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:2576
- - 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 use of SetWindowsHookEx
    PID:2604

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

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Downloads

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

Filesize
3KB

MD5
c00a95d850e05e5d20458f0c85770f0f

SHA1
55029ff9202c9cbfea186a4f47bf97b981307ee6

SHA256
9cf4542fafa18c88655fad035558489ef692b621cb328aa7f2e433a837c3feb3

SHA512
49964526feac3d1c1547522565588e928a48a95cbf2f64b454b51492bae1b3db81958966f63a2bab85dd28df4a3dcc571ca8c8364ee778547ecc369e70cbefbb

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