6995e33cf3c6078ad21fa9f5dccb03cc8a12a27953768cf85ecab1ddce1852a7

Resubmissions

03/05/2024, 20:03

240503-ysqa8aeb6z 10

Analysis

max time kernel
1562s
max time network
1569s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
03/05/2024, 20:03

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General

Target

depot_228990/MFGW.app/Contents/Resources/lib/python3.9/concurrent/futures/process.pyc
Size

20KB
MD5

b1ee35c3f94bf4294cb431a20e92cfc4
SHA1

4ecb213269bffb7862c7bc35e69b9477031feae1
SHA256

e8e56877798808bbf7b11388b4c9403c0bb55a1fad30cbe378ae26b83e549dd8
SHA512

09751e9cfe47b417644af03f9652243420352d77431bd43966eaa1a9a33d88ace89a07cce1d79987e2745997e0aba146b9f7e4439f4b7953f6130c0e373730f6
SSDEEP

384:H8ImR19rpjRddrGScunj0kUFGZM13GikeMr+zluwFzhO0JyOfJcq301tS9WZFQSh:5cxjRddbcunj0kqGZM13GikeNYMdJyO+

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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pyc_auto_file\	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2660	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2660	AcroRd32.exe
2660	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2548	2088	cmd.exe	29
PID 2088 wrote to memory of 2548	2088	cmd.exe	29
PID 2088 wrote to memory of 2548	2088	cmd.exe	29
PID 2548 wrote to memory of 2660	2548	rundll32.exe	30
PID 2548 wrote to memory of 2660	2548	rundll32.exe	30
PID 2548 wrote to memory of 2660	2548	rundll32.exe	30
PID 2548 wrote to memory of 2660	2548	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\depot_228990\MFGW.app\Contents\Resources\lib\python3.9\concurrent\futures\process.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\depot_228990\MFGW.app\Contents\Resources\lib\python3.9\concurrent\futures\process.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2548
- - 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\depot_228990\MFGW.app\Contents\Resources\lib\python3.9\concurrent\futures\process.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2660

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
79ca1042311d5cc521af5111dd463baf

SHA1
cfd3afbb21065f2eba6a28dff2272e66316ca050

SHA256
275428cf7fa7771cdd480f31fd0569902ac992f8532166801e5b905936d3c44f

SHA512
cbd6a8e4d13bc08da090f22ede8c099f97bb687c9b1a719da26242ff67676b2de811fe63771e8940cc7b62636525ff70881bba7288b8b6df69ef89634576f20a

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