2b77092e5cb4f0d889f98f312a856970bcbe151e152a05de7b1d591199bf1468

Analysis

max time kernel
124s
max time network
140s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/03/2024, 01:17

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General

Target

ACADEMY34-v0.19.3.4-win/lib/python2.7/chardet/langbulgarianmodel.pyo
Size

24KB
MD5

d98e72130784f38845ec44c08aefe36d
SHA1

98be623cc8e0b2579e3c23de87e502757b3a4c51
SHA256

e6b50b2dfdc7a164086ad44e6a79254656d4d8151dc865cb6819a90686386869
SHA512

4c473c34f31562776e3a49bcbc32ebbb240b4247782ae7a571147522c3e985666f6f8e7d79a03b407c1dd0ce3027b190ed738874eb645976133f82d1183dcdeb
SSDEEP

96:5DdRalOlb+f63DdRahYlb+fuDdRa1yCoM8lDKyc:nRalOlbE6BRahYlbEGRa1yCD8lD2

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyo_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\.pyo	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\.pyo\ = "pyo_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyo_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyo_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyo_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyo_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\pyo_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2464	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2464	AcroRd32.exe
2464	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2576	2336	cmd.exe	28
PID 2336 wrote to memory of 2576	2336	cmd.exe	28
PID 2336 wrote to memory of 2576	2336	cmd.exe	28
PID 2576 wrote to memory of 2464	2576	rundll32.exe	30
PID 2576 wrote to memory of 2464	2576	rundll32.exe	30
PID 2576 wrote to memory of 2464	2576	rundll32.exe	30
PID 2576 wrote to memory of 2464	2576	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ACADEMY34-v0.19.3.4-win\lib\python2.7\chardet\langbulgarianmodel.pyo
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACADEMY34-v0.19.3.4-win\lib\python2.7\chardet\langbulgarianmodel.pyo
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2576
- - 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\ACADEMY34-v0.19.3.4-win\lib\python2.7\chardet\langbulgarianmodel.pyo"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
b75acb68cb2d3a708689338a2c0097da

SHA1
7bce8200a1d8ff183242129e77da7037cfa39086

SHA256
59109bd542f00aa035be8fb06731d5ebe11b3bf887242eabd2270f45baf389c0

SHA512
1fd581437aae4740848b0afa1056b17217379c9ca69136b5a126eee8ac569e6f3c49dd8632b039055f90320cf49d29fbd49f6998afe58b121ab9debc91b7c2b5

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