6401173b049bfd58a827e272138d0cf08185519dfa744e2b2e9990b4cade3a49

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24-08-2024 11:05

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

$TEMP/webbrowser.cpython-35.pyc
Size

16KB
MD5

daf5bfcfce29c6d2eea18d5c08478abf
SHA1

095fa854de1ff94e87cea9929c977b1765560e8d
SHA256

f175dcf86e07e9d506d1b4c244ba55f0da1924a30ff0d5ee87cdc9cb1b908baf
SHA512

a1184d42a7f8295254c2cd76fe4953c01f7ed4dcf451d4e9cafcfb478964e9885a44345d54cb3a9c9f12e258d1b0c4a3859477ccb4754e67d5df2063e83f6389
SSDEEP

384:2CLNDm5uAr9qCqOqUVIjqrn/q/qDqHqhzqq7j/qUY3qq4hQqqNhmG8IwqzUqq29y:JhDm9r9qCqOqUuqrq/qDqHqhqqvqUY3E

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-1-5-21-940600906-3464502421-4240639183-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_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-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2820	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2820	AcroRd32.exe
2820	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 1096	2324	cmd.exe	32
PID 2324 wrote to memory of 1096	2324	cmd.exe	32
PID 2324 wrote to memory of 1096	2324	cmd.exe	32
PID 1096 wrote to memory of 2820	1096	rundll32.exe	33
PID 1096 wrote to memory of 2820	1096	rundll32.exe	33
PID 1096 wrote to memory of 2820	1096	rundll32.exe	33
PID 1096 wrote to memory of 2820	1096	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\$TEMP\webbrowser.cpython-35.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\$TEMP\webbrowser.cpython-35.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1096
- - 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\$TEMP\webbrowser.cpython-35.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2820

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
3KB

MD5
42f4a100671858df90a7d048db3de4c5

SHA1
a687e663613eeb01ce9ededc2f867de192b95f06

SHA256
e0fa95cdadcabea9682a2311dadc5470b61c417a60d02d346bb2d16da0c35da9

SHA512
c014eef603d9f4b2d5ca8c3cbb726ec69cf3db6ac99ba1708b29de160a358fdf2c4ca197707b37ac94c6d75209f7355b6bbb3693120d1c82a655ade195e74a58

Download Submit