da091f6395e82e09c6dcab3d47fbf22f978c1a3642eff0cee0d5a2cee818d17f

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-09-2024 16:54

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General

Target

epigrass-2.0a4/Epigrass/Ui_epgeditor.py
Size

10KB
MD5

c4197e11a3b0a2f40380be55ce1a8459
SHA1

46dfbc6efce93e2d7d92e0863a45088062d0577f
SHA256

23bc55d3063aa685d8cb18c836f2fe31a9cb74cbeeb9be552598520e7b8f8823
SHA512

f35bf47b64f8af0610765f2d88a8ab9c612f4854a584c734a54f73833bb2b5c39d2a15cf527de548cfa38e2f162d8f94baf82716e6dff88b71d401193373710f
SSDEEP

192:07c+3GR6/vANj4zLi+qgZfgWouDxktDFkWSFkijhuoPhTQJPgp4rk:ic+3GR63G+qgZfgWouDyZkWakijhTQJs

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-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000_CLASSES\py_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
2576	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2576	AcroRd32.exe
2576	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 2812	2828	cmd.exe	31
PID 2828 wrote to memory of 2812	2828	cmd.exe	31
PID 2828 wrote to memory of 2812	2828	cmd.exe	31
PID 2812 wrote to memory of 2576	2812	rundll32.exe	32
PID 2812 wrote to memory of 2576	2812	rundll32.exe	32
PID 2812 wrote to memory of 2576	2812	rundll32.exe	32
PID 2812 wrote to memory of 2576	2812	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\epigrass-2.0a4\Epigrass\Ui_epgeditor.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\epigrass-2.0a4\Epigrass\Ui_epgeditor.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2812
- - 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-2.0a4\Epigrass\Ui_epgeditor.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2576

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
42fdbaa684df9d2393c239204ccccf27

SHA1
cfa183f04ee00e6bcd1ca79f8477619a4b23bfb4

SHA256
8f8d8226c34243903c077d4bcd1926bed4fdd406f40863c0e8d3eb2f5e0f95c1

SHA512
cd32a232c028533fe3190048b1938a090d5da8c631e26738498c4f40d17cb5517190328fd5461a99cc050c9c66148f7c17564132430d4505080f6b9a4a8be410

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