6396a415105a1349476bfcfabf1ec096110ae876c47bd760c49091f9ef4ddb3b

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14-08-2024 14:56

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General

Target

source_prepared.pyc
Size

172KB
MD5

5d9991f7cb588a79340437de537941d0
SHA1

60903e2828a0365cdac6ae067cc2dc5f5b212500
SHA256

4c3691e2c03934be70659bea57ff9b045f666fa0a9666dcc57a90b2c4d471429
SHA512

8f29646d3a04ee130f7ba8965a404225345fe4693716c9167d5ed562314e34bf99fc691a504d4607abf987024818c363be7b86127a58a107d87836a71134cccd
SSDEEP

3072:+r8yD0aOO2IC1VSTro4PZTw0I1ScQaQV+COOIvdXze0sTWn:+rfD0aOO2ICarooIoRECOsM

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3012	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3012	AcroRd32.exe
3012	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1988 wrote to memory of 2664	1988	cmd.exe	32
PID 1988 wrote to memory of 2664	1988	cmd.exe	32
PID 1988 wrote to memory of 2664	1988	cmd.exe	32
PID 2664 wrote to memory of 3012	2664	rundll32.exe	33
PID 2664 wrote to memory of 3012	2664	rundll32.exe	33
PID 2664 wrote to memory of 3012	2664	rundll32.exe	33
PID 2664 wrote to memory of 3012	2664	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1988
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2664
- - 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\source_prepared.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3012

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
28b16e329d17f3cc3659e9c8b49b46e1

SHA1
fd96a03091a95de70366ab92284ec1985b486f5b

SHA256
f703d47d2b7888c839c60a5831a899311e52d14d2b8a15ebbb5f0b173e6fe9c9

SHA512
1438d4a8634f3748c45ce572a4e8f13643326da6d5c821384366b099ee565686ada9fe74369ad79edceed81c0fbdb39b74728ed4d422f7b495b49fe2dfe03062

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