2b77092e5cb4f0d889f98f312a856970bcbe151e152a05de7b1d591199bf1468

Analysis

max time kernel
117s
max time network
141s
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/euctwprober.pyo
Size

1KB
MD5

cc6ea5204e19008611b78e4222d26b9e
SHA1

d7478aa71333ce5e9da83bfc2af930bec868b64c
SHA256

8ddbbd50f338eb6b443134ce0d2e2809601e63a98daf0e438b3dbe05ba4c9186
SHA512

7a8ab378fe05ca5d79295d3aad4362a75722510a16343f194dde5044887275d7ad364fb35521bed899b04a6b0c1758702b0a5e60e5486117aa2ee0f750988c15

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
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyo_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_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-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyo_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyo_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyo_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pyo	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.pyo\ = "pyo_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\pyo_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2592	AcroRd32.exe
2592	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 2860	1252	cmd.exe	29
PID 1252 wrote to memory of 2860	1252	cmd.exe	29
PID 1252 wrote to memory of 2860	1252	cmd.exe	29
PID 2860 wrote to memory of 2592	2860	rundll32.exe	30
PID 2860 wrote to memory of 2592	2860	rundll32.exe	30
PID 2860 wrote to memory of 2592	2860	rundll32.exe	30
PID 2860 wrote to memory of 2592	2860	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\euctwprober.pyo
1⤵
- Suspicious use of WriteProcessMemory
PID:1252
- 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\euctwprober.pyo
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2860
- - 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\euctwprober.pyo"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2592

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
e4c7c9dc0c1e5627efacd721552d7760

SHA1
a7298a0a3bc3495bd25db474dd1c9199adc3fcda

SHA256
0d8da7cabca29a7d061dfd7c3083dbb448206655abb5baf09d518d7a026bd6d8

SHA512
225372d74fce74848bbba9eeabe4e7ff0c4da2c30dc73047ace7d90aa083a271b498d8f4611bbcb74ca7b3f770cd049854ed06dff0c7508bb86cc006630bb030

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