3cfb5e4c47015ffff48609e8400770850a61d53e59259cba2a0b1c36a88c9aab

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 06:08

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General

Target

sim.py
Size

20KB
MD5

0c472b2e6618aca50cb2dff20cd51562
SHA1

df5a0d16ee26aa97087c9d1cd28e08632bcd6000
SHA256

3cfb5e4c47015ffff48609e8400770850a61d53e59259cba2a0b1c36a88c9aab
SHA512

17ac9ba0eb34fb86bdc2cec890f54b0a802b8535c05bfa8479e69a63c352eba51b9df04eb66b03a431921de7bde368d5a7a2edb6217b7b2871f4cdc1a114a1dc
SSDEEP

384:GRExTcSVqPb61rNykWy/k74Fft1froMzZOguu:NxTcSVqPb6N/7oIeu

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

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe
Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2756 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2756 AcroRd32.exe
2756 AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe

pid	process
2756	AcroRd32.exe

pid	process
2756	AcroRd32.exe
2756	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2144 wrote to memory of 2340	2144	cmd.exe	rundll32.exe
PID 2144 wrote to memory of 2340	2144	cmd.exe	rundll32.exe
PID 2144 wrote to memory of 2340	2144	cmd.exe	rundll32.exe
PID 2340 wrote to memory of 2756	2340	rundll32.exe	AcroRd32.exe
PID 2340 wrote to memory of 2756	2340	rundll32.exe	AcroRd32.exe
PID 2340 wrote to memory of 2756	2340	rundll32.exe	AcroRd32.exe
PID 2340 wrote to memory of 2756	2340	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\sim.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2144

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\sim.py
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2340

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\sim.py"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2756

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
f61f2940474a5b1875e97b7e0ae223b5

SHA1
a26724e59cbf4beaf5cb7874fa8f03901a734371

SHA256
f7aa7a472e52b4f7814814c108d3552be918528b4765512335fcb925da0e466c

SHA512
67260dcae15ec44c31ebd394d9c438c3ca3e822fd56fd7ec53a3b427df257d304de9d65e9b781e290e475573253513a90ca198a78f5ca66d72bdb9144dd2c1f0

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