6f740ba69a5020a316d67e0341179ad03f9820fdde6501591255e9e98b06c0ae

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
06-09-2023 22:01

Target

re.pyc
Size

14KB
MD5

c4c8225af08a68323823b7323f15f117
SHA1

a57deabed7a661d59350b5692095db9d12a0c709
SHA256

4266137f82d1bf4c1b0d20d9ea0d45ba8f1aa6fca15140fe30fd0dd99d6ff21e
SHA512

42ae0fb234c13a8e1f73f72c030d2585b0e062ba1b33d8743db2aa1e415b79c26bd6c687f56f8de88747ed6c090c07b723e47caa0225507609e7bf3315e0bb72
SSDEEP

192:dLhuPG2DARzAuXTCQL5rPb+mPNGL6R/UX8tcFfesWtGAsZCNe7Ms:nuPjDssWPSIMX8tYfepGr1

Score

3^/10

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000_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-1-5-21-86725733-3001458681-3405935542-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-86725733-3001458681-3405935542-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2520 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2520 AcroRd32.exe
2520 AcroRd32.exe
2520 AcroRd32.exe

pid	process
2520	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2688 wrote to memory of 2620	2688	cmd.exe	rundll32.exe
PID 2688 wrote to memory of 2620	2688	cmd.exe	rundll32.exe
PID 2688 wrote to memory of 2620	2688	cmd.exe	rundll32.exe
PID 2620 wrote to memory of 2520	2620	rundll32.exe	AcroRd32.exe
PID 2620 wrote to memory of 2520	2620	rundll32.exe	AcroRd32.exe
PID 2620 wrote to memory of 2520	2620	rundll32.exe	AcroRd32.exe
PID 2620 wrote to memory of 2520	2620	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\re.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\re.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2620
- - 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\re.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2520

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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

Filesize
3KB

MD5
e18c1d4b5f1d5036c174d6957e976b79

SHA1
0db80c7e719c0d325ae6aa8456b56967d79c8127

SHA256
fc1805a145ce7b0500b3681b73c9e4b08772fcf4c308609c43d373592da7db67

SHA512
bc66e7da9d3bcbd3ddc7570becd9c6180a53e5d75eabf0c22c5aa7e016e789fa38954f048d49818cdd9cd9604b7a87c31259145840aa1985ecade97f5a27f9e7

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