644ee8e67af2b64b9b2cfecbbdb63b4b3098dcd45affc2af18c696e9ba06d154

Analysis

max time kernel
45s
max time network
24s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
27-04-2024 23:38

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General

Target

Creal.py
Size

211KB
MD5

dc8e4f8ca562819e37d9328b47f6627e
SHA1

1b30e4b64f275f155a905d27e1a137744c3654ab
SHA256

644ee8e67af2b64b9b2cfecbbdb63b4b3098dcd45affc2af18c696e9ba06d154
SHA512

ff11069536f0731c987ac9b1355b1ea5dc6a9b75ea4f36620b12f1a5531bc152288ce1536ef0d105aabad38bd944b83612ccf8e1e57de47a5259ea8e2c26a6e4
SSDEEP

3072:Q1kT0hhFhhglvEjYm+W94RPiEmWoqfKTUkaF5996aH0ji9Jl3LH0NpmSBKHR:gAPBM4RPiERoqkZw7HOpmSBQ

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2624	AcroRd32.exe
2624	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2564	2916	cmd.exe	29
PID 2916 wrote to memory of 2564	2916	cmd.exe	29
PID 2916 wrote to memory of 2564	2916	cmd.exe	29
PID 2564 wrote to memory of 2624	2564	rundll32.exe	30
PID 2564 wrote to memory of 2624	2564	rundll32.exe	30
PID 2564 wrote to memory of 2624	2564	rundll32.exe	30
PID 2564 wrote to memory of 2624	2564	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Creal.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Creal.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2564
- - 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\Creal.py"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:2624

C:\Windows\explorer.exe
"C:\Windows\explorer.exe"
1⤵
PID:2496

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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