2b0f8f354fca4d967aaef9e1b68cfbf858cd3f299fd2f3cb3b7ae882436cd9dd

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
15-09-2024 16:53

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General

Target

epigrass-2.0b1/Epigrass/dgraph.py
Size

35KB
MD5

f807460aa2866ca65f606747bb2db5a7
SHA1

d2e57de410e85727de3ae058747e441c089e2e2e
SHA256

7fe95c4e144f9a98e4c483f96994022de544ddf88b2ab0c9169d3bdfd0ac6c84
SHA512

e7edc09ef6858f5952800e0332f8339f97f7e4003abefafb6284abc570501a09a8a71b502007c88470d29c7dea42c672eb53712df4f52ae2470fee74aa267cb2
SSDEEP

384:EW93EjKPRSPfOKtdAkwyi88N85nQMcBZ5/n/lVDVEaI:132KPEPfOKtTVixN85Q3Z5/n/lVLI

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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2872	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2872	AcroRd32.exe
2872	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 2124	3060	cmd.exe	31
PID 3060 wrote to memory of 2124	3060	cmd.exe	31
PID 3060 wrote to memory of 2124	3060	cmd.exe	31
PID 2124 wrote to memory of 2872	2124	rundll32.exe	32
PID 2124 wrote to memory of 2872	2124	rundll32.exe	32
PID 2124 wrote to memory of 2872	2124	rundll32.exe	32
PID 2124 wrote to memory of 2872	2124	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\epigrass-2.0b1\Epigrass\dgraph.py
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- 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\dgraph.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2124
- - 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\dgraph.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2872

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
4a9a7842ea6fe81e73e369d689708e20

SHA1
ab1c774165619a7e1289d595b1efb29affb51344

SHA256
55d7aec3a51eab4321a0e7c7b2447325da2bdb1a1a25461f0021f64aac4e135a

SHA512
ce06f03722dc9f56da96f9b4372e2866339186d4ab254e33a060ae247f96954f9060d66d412a0c764153c43665067fe304903e7cef0c27e9df54e15f50e98969

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