e06623cc4bc2227bd3aeeced3758776051feee79102ad9f8cf79f1575f6d2e7e

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 04:42

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General

Target

main.pyc
Size

33KB
MD5

351ea8927596fbb03815cb74d54c61ae
SHA1

1982ebce7a7d4724dfb3104e1ad57a8b0205288f
SHA256

cabaf14c77189177991f122f49453c6efda5ae57a6da29d0091ce3ec1eb950b1
SHA512

812eb69394a104fcdaed69323c0f033fb0f88f537182645a4bf372cde45da40cf497ec067227e03b98700708ff946f53e06f0d39a89eeff5fc07cf96025c0352
SSDEEP

768:9cKVRW6kRpW6PYTPlXJcOlPO4VOSF5Wu2tEExc:REBvPA/bpD0EZ

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
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_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-1-5-21-4177215427-74451935-3209572229-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2492	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2492	AcroRd32.exe
2492	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 1988	2316	cmd.exe	29
PID 2316 wrote to memory of 1988	2316	cmd.exe	29
PID 2316 wrote to memory of 1988	2316	cmd.exe	29
PID 1988 wrote to memory of 2492	1988	rundll32.exe	30
PID 1988 wrote to memory of 2492	1988	rundll32.exe	30
PID 1988 wrote to memory of 2492	1988	rundll32.exe	30
PID 1988 wrote to memory of 2492	1988	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\main.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\main.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1988
- - 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\main.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2492

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

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Downloads

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

Filesize
3KB

MD5
e4c3c332a23728ec85f26df39d3c87fd

SHA1
21b5ec82fdd4e65adad8a22d48ba0f1bc216d5fd

SHA256
9b54401611c8ce8386e09b5765b5a28c47c95b99a56bc1bf69a6daf16284ed00

SHA512
a50c557ec0da3b0f462623938c921321c0716bc00fb85350371259fb4482d4b3f8458e76e54ef8a764f21e1a01194aa72cd98775ca51ffa35f64c22eb4bf0275

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