796c19c8a7db21c52c9fc97dcbeee2fa9167b60b009558f8ba2d87208780e348

Analysis

max time kernel
152s
max time network
136s
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/library/pycache/cached/cache.py
Size

2KB
MD5

7519218777c60df0ffc3e4ab964d56c6
SHA1

008d2e071a1f0c5634e8772efdd3033ab3396e71
SHA256

71074cab1ee11f6460ce09c5a4240df3e2e42c1169ab5b368f9adf010e3a15cf
SHA512

81ab7b7f54f1e47a63391a3ee4ba978807a54c43830f65e42409aff95a738bde502591e54b8da29d59e0cf735a5a043a893da1ff7b4e9a78ab2050b5063bdc12

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\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\py_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-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\py_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\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\py_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2672	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2748	1736	cmd.exe	29
PID 1736 wrote to memory of 2748	1736	cmd.exe	29
PID 1736 wrote to memory of 2748	1736	cmd.exe	29
PID 2748 wrote to memory of 2672	2748	rundll32.exe	30
PID 2748 wrote to memory of 2672	2748	rundll32.exe	30
PID 2748 wrote to memory of 2672	2748	rundll32.exe	30
PID 2748 wrote to memory of 2672	2748	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\FRASKEY BYFRON BYPASS\library\pycache\cached\cache.py"
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- 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\library\pycache\cached\cache.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2748
- - 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\library\pycache\cached\cache.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2672

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
cf39a23a10126b5e999069d268f7e786

SHA1
743f863e094bb6948d595e80479583c85018b033

SHA256
d06f3817c9949764668f017e98ce0f987cb7a1064428461cdc1652a84c7d7f63

SHA512
7e1aeeeac2d58f6f9208ea6aba9f524ea5892bcbb3ad2607543264111170ca5cddf694e9ea08e752081d022d867404afc4e66defec4d0398370bfd5b9f63ac4b

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