f575b694fb467125716113ed82145bd59de41d54e799a9941888e392b7b3bc42

Resubmissions

07/08/2024, 20:56

240807-zrenrsxekg 7

07/08/2024, 20:51

240807-znjhjstfpl 7

Analysis

max time kernel
314s
max time network
318s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
07/08/2024, 20:51

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General

Target

1107143373665607770-leopy.pyc
Size

81KB
MD5

fabd88d59972e62eaeafdd10561e33c2
SHA1

327320824336a6623db817f9e4be4effbe725b14
SHA256

c61062084df079988f208450d127d0dc51789dfd11f578e262969b6c8ba931e1
SHA512

1efafe9fa1e3fd0db74df9b96679aed37e80436ae590fab77ce5361e830f5d67c7adf8316d15cb0682b15351c936d30f4ccd6664795ba4841710fdf0faa2aabf
SSDEEP

1536:l1EENJaMGSUVDQX8zJcdlTgAdBW8uptIOO38Z9ETelsJ16T5s8yIlqfqD1P6qsph:HN3cCR

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-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_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-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2884	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2884	AcroRd32.exe
2884	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2064 wrote to memory of 2456	2064	cmd.exe	30
PID 2064 wrote to memory of 2456	2064	cmd.exe	30
PID 2064 wrote to memory of 2456	2064	cmd.exe	30
PID 2456 wrote to memory of 2884	2456	rundll32.exe	31
PID 2456 wrote to memory of 2884	2456	rundll32.exe	31
PID 2456 wrote to memory of 2884	2456	rundll32.exe	31
PID 2456 wrote to memory of 2884	2456	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\1107143373665607770-leopy.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2064
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\1107143373665607770-leopy.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2456
- - 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\1107143373665607770-leopy.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2884

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
fd58d20310686c7e35479743250d79c3

SHA1
919d31baf58ddba41cefb9d71fb228a84e0aaac9

SHA256
d48b8d73ebec1eab6aabb3eb52525e221c0f0d996776212058fa337c2b5dc203

SHA512
55c57b7b015e85efc6b43c1a38817b103d53781b957f67614d10a98f02a02aa27d8d68e1f4e4d065b2cf8a7590ee2e64f092e2cd8a278d6c804e24265c652cb2

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