2b0f8f354fca4d967aaef9e1b68cfbf858cd3f299fd2f3cb3b7ae882436cd9dd

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-09-2024 16:53

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General

Target

epigrass-2.0b1/Epigrass/Ui_cpanel4new.py
Size

32KB
MD5

12ef474eb0db6712fa3ab10cdcc00090
SHA1

9d915c493a88b226615c664ac32bef7703f71671
SHA256

d468c0b5775b208ede82da5eb98ffac6b8d096fe6c9af0de3b1351597444aa60
SHA512

c4edf837dff7aec8b580e60e880fe5741d4c177537fc8a31d2751ee9f6df84c7b3270d9b46ea2e280bbf4eb7ac0bb2492f768c65b1cf2c19623a3e129ca9e17c
SSDEEP

384:q8+UGR6SU/242CT79Prs39vMG3PqRrf3QHrgRpfQqJfQvbLIhVD3Cex3Zgk:q16RQqxDKk

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\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.py	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	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_auto_file\shell	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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2556	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2556	AcroRd32.exe
2556	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2780	3064	cmd.exe	31
PID 3064 wrote to memory of 2780	3064	cmd.exe	31
PID 3064 wrote to memory of 2780	3064	cmd.exe	31
PID 2780 wrote to memory of 2556	2780	rundll32.exe	32
PID 2780 wrote to memory of 2556	2780	rundll32.exe	32
PID 2780 wrote to memory of 2556	2780	rundll32.exe	32
PID 2780 wrote to memory of 2556	2780	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\epigrass-2.0b1\Epigrass\Ui_cpanel4new.py
1⤵
- Suspicious use of WriteProcessMemory
PID:3064
- 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\Ui_cpanel4new.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2780
- - 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\Ui_cpanel4new.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2556

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
a8da3cd95cd9e33c517a86bea898829b

SHA1
ba6da5ab9d0a664283b5383ff2b122f5405529b4

SHA256
454e3ece8c9e18d5649ea4bce5834bd0dd251e8e471eb349bb0c0ca0a74b333b

SHA512
27cdd8e74f76f095eca7b6eaa748bc9f8cd592056465d49dc0590e5565c90c01c5b1d7a698c6c2494d493b22b2b4acea5002c105c201fc6179aade95e3337379

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