2b77092e5cb4f0d889f98f312a856970bcbe151e152a05de7b1d591199bf1468

Analysis

max time kernel
120s
max time network
129s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-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/langcyrillicmodel.pyo
Size

30KB
MD5

ac262cacd6c65d6978609038132118c8
SHA1

44b0a2fab8134aa54afa8fd97429642706967f37
SHA256

a353aa49f9e08af878919d04fa981f6297eb03f5ea9fd8e4a9f7852c18b3d545
SHA512

3e00bdff6b39b1eef14ff20b908830df3773d82013b68c8f40a0b78165db1a3c481273597827c30613980626a39881dc9c65a1c2e474daa35a02547895b94e54
SSDEEP

192:ZjYaNc8uNJLRuaJXRlpAyRpAr25l3Nko5XADP8K:d1NcXvIVIiJ

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-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyo_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyo_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyo_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pyo	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pyo\ = "pyo_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyo_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyo_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyo_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2876	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2876	AcroRd32.exe
2876	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2256	2364	cmd.exe	29
PID 2364 wrote to memory of 2256	2364	cmd.exe	29
PID 2364 wrote to memory of 2256	2364	cmd.exe	29
PID 2256 wrote to memory of 2876	2256	rundll32.exe	30
PID 2256 wrote to memory of 2876	2256	rundll32.exe	30
PID 2256 wrote to memory of 2876	2256	rundll32.exe	30
PID 2256 wrote to memory of 2876	2256	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\langcyrillicmodel.pyo
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- 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\langcyrillicmodel.pyo
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2256
- - 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\langcyrillicmodel.pyo"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2876

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
0c42ea39aab96ff0c1cd00abe3b8f393

SHA1
b73b33b28d61d0df77cb1b1b17da908b70d79f0a

SHA256
b4c8a4ec78a0a6317ee5fdcb52375a1a3186793b208529ecf1057b09b9d13b69

SHA512
b2ccc741ddc9e8929c7559f8e33cafdb6f5f456caad579d579c2d672e5b4ed6a74f45e972ba341c98896d34f56034d7e668f891345912f3e01dc52dd3f96b88e

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