d49877b56eae195a92a251b8a2323f9271c5d1258c8671d26e03ee44425c0478

Analysis

max time kernel
120s
max time network
127s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
18-08-2024 14:55

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General

Target

Data/Python/Lib/site-packages/numpy/_distributor_init.pyc
Size

904B
MD5

531f3b4391bad0f82c820fb4b106d6cd
SHA1

e2d4937ae802f9fbf85854779fe810bd2f7316ae
SHA256

4b7315cec0e801d0049a365f0ca35d0bc7e878a7419967a239aa7245ef66f5fe
SHA512

45f68de6bad2c59907e7c22129c3a453bcdcb880a13b3da8e8ac8c9376895ab4a639861676ea4995897c6b6dd9a97da0b31c70ab62f99a37a1f2abedc111206e

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-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_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-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2696	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2696	AcroRd32.exe
2696	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 2264	2032	cmd.exe	31
PID 2032 wrote to memory of 2264	2032	cmd.exe	31
PID 2032 wrote to memory of 2264	2032	cmd.exe	31
PID 2264 wrote to memory of 2696	2264	rundll32.exe	32
PID 2264 wrote to memory of 2696	2264	rundll32.exe	32
PID 2264 wrote to memory of 2696	2264	rundll32.exe	32
PID 2264 wrote to memory of 2696	2264	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Data\Python\Lib\site-packages\numpy\_distributor_init.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Data\Python\Lib\site-packages\numpy\_distributor_init.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2264
- - 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\Data\Python\Lib\site-packages\numpy\_distributor_init.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2696

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
2e187033f8523defd90b4be9164aec20

SHA1
1e1268ad4c31e81eb7b270af1f579b65b9ac02be

SHA256
9fdd1b97dab5eaac40eab4e065f0ccdc3ab0ef1c21d872d7451a75df244aeac6

SHA512
b2fea5fa19437c7d81e3bbb5974ba2093a487f4cb6bff69d026fb200e5a5753668d5e22634129b2d94a614051d613aaa08adcc003feba35e37a60e1e2665bdad

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