0edff07e0a17ee2bc2264f2258a216d235f824a7d8f0a1656b721ce87e043d8a

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 00:44

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General

Target

ss.pyc
Size

13KB
MD5

ae7fa41ec3a7995d4db797fc827aee4d
SHA1

2d6f03e121c1d414fee6d49baf8c713ff3cf7335
SHA256

06339586a4212461ad96229441247ddddcb42a8f314a85d3b694614341f14033
SHA512

38189b84b9f0515aff1a9638ba3185497760c8d0a62670e939b7f8c0b0370856d9094742d579159c94b0d9c09cf8e57d8d3aa353babfc61cb1f4c70b3715a111
SSDEEP

192:64p70dVbrranuegwKaw4RSf4PMgBH/sHsSMsCqZWP:v0vran+Iw2SSMoUHZMsCXP

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-1-5-21-312935884-697965778-3955649944-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_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-1-5-21-312935884-697965778-3955649944-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3056	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3056	AcroRd32.exe
3056	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2296	2508	cmd.exe	31
PID 2508 wrote to memory of 2296	2508	cmd.exe	31
PID 2508 wrote to memory of 2296	2508	cmd.exe	31
PID 2296 wrote to memory of 3056	2296	rundll32.exe	32
PID 2296 wrote to memory of 3056	2296	rundll32.exe	32
PID 2296 wrote to memory of 3056	2296	rundll32.exe	32
PID 2296 wrote to memory of 3056	2296	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ss.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ss.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2296
- - 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\ss.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3056

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
e8ba6fa4b35137953c253b91354b5a9b

SHA1
b6f558c04e668ef5ffdeebb8864a0f17cbe6a02b

SHA256
65822984d79332deb5c6c774133fc1a3145d7f21d7190a1be4f5ce9cc6c41648

SHA512
9cd73b8249253553f757a7331d65cd9cb01ea85ae2bb987e38dd448a5e5469f4b12f7b7ad04b2e6c0c73c24c1bb585ae298825fda25bf0429e11a841999ba8f4

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