540a75533296db8a7456934bdef88525d032a78b53a8335a44cecd372350162c

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, 16:55

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General

Target

epigrass-2.0/Epigrass/Ui_neteditor.py
Size

11KB
MD5

1fc24397a8b3c4e6b1d8a77222e9f391
SHA1

93c37e4c4814211289e05c111f7a4a5360a07be9
SHA256

9ee7045c3412ae97d528c5f89433e9bf7f4ecd47722724da543b0fdc31b58dcd
SHA512

0b4b2274df9b4d5129a26711e2d9ea450d66f62882938f8766d36b39ec8d595a3d044376e960ff166fa1c41bfc26a924a9c92924da1ae6d5e5bdffab81cf9a8c
SSDEEP

192:NmjBNGcV7On3LmesLFp5Wqq6Qa1v/UKNITBLVEiUF7m7VUQ8kyOrm:NAXGcV7On3LmesLFp5Wqq6J1v/UKNITY

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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2848	1656	cmd.exe	30
PID 1656 wrote to memory of 2848	1656	cmd.exe	30
PID 1656 wrote to memory of 2848	1656	cmd.exe	30
PID 2848 wrote to memory of 2800	2848	rundll32.exe	31
PID 2848 wrote to memory of 2800	2848	rundll32.exe	31
PID 2848 wrote to memory of 2800	2848	rundll32.exe	31
PID 2848 wrote to memory of 2800	2848	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\epigrass-2.0\Epigrass\Ui_neteditor.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\epigrass-2.0\Epigrass\Ui_neteditor.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2848
- - 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\epigrass-2.0\Epigrass\Ui_neteditor.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2800

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
10c5e27d66ff9493b7d58b5d3cfeecd7

SHA1
61c55d88650de07590fab810623a017ccc94f3ae

SHA256
2eb56d89951c60b3e8ecbc4ed0e6bcf189f5e6c6af99e11d7ee409051477dbfb

SHA512
7c2322e53455a4722ac3c7ff31691ee4cd5f1897f1ed3ca40e016e83819f0ee324b11b9fa5248b049345a9906f50aaafa00b9e8f73b362a4c9de223e31b381dc

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