540a75533296db8a7456934bdef88525d032a78b53a8335a44cecd372350162c

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
15/09/2024, 16:55

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General

Target

epigrass-2.0/Epigrass/Ui_cpanel.pyc
Size

17KB
MD5

de4a0959963f06726650496526df1dae
SHA1

a4c2cbe84f6619e744282298ecca4285f195a692
SHA256

ac45c6dd16599a00b62fa0805d4a498adf447cfa88f0fea709a9351228e9724e
SHA512

d10b665f09a312963a0a76026a9377fa543ffb707500bc4493645e0901db3551d4929da7ce53b6d09b48a9c69544b42390ca4ccabdcd50e1e7b868fb5cc46571
SSDEEP

192:30bQ5HYqJ8QfqamVow28sf7rdseKoZCnCl+rS9NThOMr6mOg4ECmbK35WJ3CdtpJ:3OA+MwW7/jWkBaiyP4hJrw8YHfGy

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
Set value (str)	\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_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
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
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\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2860	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2860	AcroRd32.exe
2860	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 1268	2476	cmd.exe	31
PID 2476 wrote to memory of 1268	2476	cmd.exe	31
PID 2476 wrote to memory of 1268	2476	cmd.exe	31
PID 1268 wrote to memory of 2860	1268	rundll32.exe	33
PID 1268 wrote to memory of 2860	1268	rundll32.exe	33
PID 1268 wrote to memory of 2860	1268	rundll32.exe	33
PID 1268 wrote to memory of 2860	1268	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\epigrass-2.0\Epigrass\Ui_cpanel.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2476
- 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_cpanel.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1268
- - 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_cpanel.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2860

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
8e90b8ed3d72a5d84d4bc8e18daf580c

SHA1
4c050e67e1620835914fc6790cc3c72796bc5d42

SHA256
b4b21dea4a851d818289b5d2d10b9623819de336a780dad4a8ebe0fc7278943c

SHA512
38480e2a8514adff91e9d5f5b9f5e569d9edd342435c69ccb234f374bfa503af9f7d6d4ae569e157e1d4d8296b5b45525272e7e9de5700a4e896211472bb09a8

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