2b0f8f354fca4d967aaef9e1b68cfbf858cd3f299fd2f3cb3b7ae882436cd9dd

Analysis

max time kernel
102s
max time network
17s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
15/09/2024, 16:53

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

epigrass-2.0b1/Epigrass/cpanel.py
Size

20KB
MD5

e5e54ce8fe3a728a6e6be0434b17b2ce
SHA1

09db6829570e8769696328986965eaaa9898efad
SHA256

86155455b6f5118941bd7c855a1802ed40a883ee0ece3794f8d66c6f0923888d
SHA512

50ea28ee4ebc7eddb647d2987e056a167f2292eaf6749c72479dfd248389476f070a0eeabeb5c08e0ac001394d3a098b2367a5ba50ec3b6a08890e173444347d
SSDEEP

384:/nanHx0XMGrJ0p9c+yQ9tEPVwZrv/yaJ/:/1keaB

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-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_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-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
828	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
828	AcroRd32.exe
828	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 2792	2024	cmd.exe	31
PID 2024 wrote to memory of 2792	2024	cmd.exe	31
PID 2024 wrote to memory of 2792	2024	cmd.exe	31
PID 2792 wrote to memory of 828	2792	rundll32.exe	32
PID 2792 wrote to memory of 828	2792	rundll32.exe	32
PID 2792 wrote to memory of 828	2792	rundll32.exe	32
PID 2792 wrote to memory of 828	2792	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\epigrass-2.0b1\Epigrass\cpanel.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\epigrass-2.0b1\Epigrass\cpanel.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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-2.0b1\Epigrass\cpanel.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:828

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
2316800677866283796bfacba6f3394a

SHA1
ac0f8f00792da579b5f28853e3cc039faa2641cc

SHA256
a464ce5a133863a088f86e218b1ade0ae87f816857f926e9ef79701a61d061b1

SHA512
c08254aaeaa41b7b9cd3227d7a318331cd5305f32adf8ba9f92ae02c8777479ceee73efe22d7abcd396cd59005c10213e8311b8b0b8a806a038943c8a48eb867

Download Submit