796c19c8a7db21c52c9fc97dcbeee2fa9167b60b009558f8ba2d87208780e348

Analysis

max time kernel
152s
max time network
138s
platform
windows7_x64
resource
win7-20231025-en
resource tags

arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
submitted
01/11/2023, 02:55

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General

Target

FRASKEY BYFRON BYPASS/FRASKEY BYFRON BYPASS/library/pycache/cached/dist/pyarmor_runtime_000000/__pyc.pyc
Size

247B
MD5

018b8c21f66d8a2ebb99eddb6f5103be
SHA1

78b29b7d8c3f392738ead764f826ee6863334f54
SHA256

e7b72629c0f7b9fa9615d1237240b491842318d1ac9f78b0c1d51f205d8bf3c7
SHA512

88e3c506be1a5d39126bed3c0b5c972d7a8935a1236e5ce57988f916533e60ec2b90841f816972572ebdf7ae5fc2d0ac5e3316b662e19708dc95b6e00082abea

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-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_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-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\.pyc	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2784	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2784	AcroRd32.exe
2784	AcroRd32.exe
2784	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2608 wrote to memory of 2632	2608	cmd.exe	29
PID 2608 wrote to memory of 2632	2608	cmd.exe	29
PID 2608 wrote to memory of 2632	2608	cmd.exe	29
PID 2632 wrote to memory of 2784	2632	rundll32.exe	30
PID 2632 wrote to memory of 2784	2632	rundll32.exe	30
PID 2632 wrote to memory of 2784	2632	rundll32.exe	30
PID 2632 wrote to memory of 2784	2632	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\FRASKEY BYFRON BYPASS\FRASKEY BYFRON BYPASS\library\pycache\cached\dist\pyarmor_runtime_000000\__pyc.pyc"
1⤵
- Suspicious use of WriteProcessMemory
PID:2608
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\FRASKEY BYFRON BYPASS\FRASKEY BYFRON BYPASS\library\pycache\cached\dist\pyarmor_runtime_000000\__pyc.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2632
- - 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\FRASKEY BYFRON BYPASS\FRASKEY BYFRON BYPASS\library\pycache\cached\dist\pyarmor_runtime_000000\__pyc.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2784

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
0814f98258b731723cafa4b945470cf8

SHA1
cbde987d17c93bde8849adc91465059878e10706

SHA256
4e976b36c9567e20fa40eb1dcdcb9c1e378f20b97b9b31c39d61d1e2bafcc915

SHA512
0720186924b66f5fd0415916208a59e67086758da4e66ba42830179f8dcf2d50bec42c31fcd22cf5114cbd87abb7cd96c8dc69e41c9c09bfe7e9d0cc534a5927

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