0ecfa9e9370f383a669aad9db9a28109c24226496b519e7383713c7c1deaf861

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-03-2024 17:01

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General

Target

Chronos/src/utils/__pycache__/hypesquadChanger.cpython-310.pyc
Size

708B
MD5

664b5cf2b6d621c66d26e7e107435631
SHA1

0e6ebead7c77b1d7e867236381c24e7d79f03adc
SHA256

cdde8b0993991f658a99354ecf142723b357ce54f084aefd42c843000a0346b4
SHA512

a7df541e2c60584024be5f4d2ac9d740016125caad770b43754ead8c66257f4e8bcaab8c8b6d7630591967079dfbb6279e8dc497cac34ef01957b648b37bc806

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

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2100 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2100 AcroRd32.exe
2100 AcroRd32.exe

pid	process
2100	AcroRd32.exe

pid	process
2100	AcroRd32.exe
2100	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1520 wrote to memory of 2544	1520	cmd.exe	rundll32.exe
PID 1520 wrote to memory of 2544	1520	cmd.exe	rundll32.exe
PID 1520 wrote to memory of 2544	1520	cmd.exe	rundll32.exe
PID 2544 wrote to memory of 2100	2544	rundll32.exe	AcroRd32.exe
PID 2544 wrote to memory of 2100	2544	rundll32.exe	AcroRd32.exe
PID 2544 wrote to memory of 2100	2544	rundll32.exe	AcroRd32.exe
PID 2544 wrote to memory of 2100	2544	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Chronos\src\utils\__pycache__\hypesquadChanger.cpython-310.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1520

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Chronos\src\utils\__pycache__\hypesquadChanger.cpython-310.pyc
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2544

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\Chronos\src\utils\__pycache__\hypesquadChanger.cpython-310.pyc"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2100

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
b518a8d5978c6e30a12291d868b0c284

SHA1
2ab2334696d595bbcbda3f658e346554d12f861c

SHA256
3f1882374236d70864bcb67d8e8a37a014daf43eaddb181a3e948f7de58bc733

SHA512
145dfa21b5f8211150428d0ffffc73f3e7c4ccd678756e1769b1ee197ea5dfbc475373ee9025df262f6f04c300fc70220832e9cb4bd67726f458a0461d645704

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