cdffbb670c3255ac6adc156a95b3ff5c9e7aa8795898f386a0d6fcc0c9d4518c

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
04/05/2024, 20:51

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General

Target
Py-Exe Converter/__pycache__/SpeedGo.cpython-37.pyc
Size 2KB
Sample240504-znkevaea39
SHA256 d22215ce9b1df2bf7a5c7aff1c89869d59d926897c0c9af934968272613f69a9
MD5 eda8ca72c004cb04649374e803fe801e
SHA1 d31fad3f2c39ad511e7e98381688ad5298e8d5ab
SHA512 e1a332bdd22c04c5d57f3ede94829919428273f2d86df76c87178e8a31757ec62412c3874c7e90dd88605fe854a82e9f841b6fabd37c1070170535d8cf90902d
MD5 SHA1 SHA512

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\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_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-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2476	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2476	AcroRd32.exe
2476	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 2676	2848	cmd.exe	29
PID 2848 wrote to memory of 2676	2848	cmd.exe	29
PID 2848 wrote to memory of 2676	2848	cmd.exe	29
PID 2676 wrote to memory of 2476	2676	rundll32.exe	30
PID 2676 wrote to memory of 2476	2676	rundll32.exe	30
PID 2676 wrote to memory of 2476	2676	rundll32.exe	30
PID 2676 wrote to memory of 2476	2676	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Py-Exe Converter\__pycache__\SpeedGo.cpython-37.pyc"
1⤵
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Py-Exe Converter\__pycache__\SpeedGo.cpython-37.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2676
- - 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\Py-Exe Converter\__pycache__\SpeedGo.cpython-37.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2476

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 8282301e4f65797dcf59d190d3d80a3e28f2491f05f06b94e50991a3304c1ee7
MD5 291152edc621e6e396f8301c124e18b5
SHA1 b7ef9a65feb3e7b92c426d5cf19bfd0cd3876bd7
SHA512 ff08f627d094a98c49834f5f0adbf3c253a34f2475a44fab049de01b5b9cb6e8acb8312bcaee63b98b429eb24be969bad94584506d12263be4fc04c9caffbdb6
MD5 SHA1 SHA512

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