71ddfacd8ba48806396c95b279237998945cf8124875728f92d8a9d0489cddd2

Analysis

max time kernel
274s
max time network
319s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
09-11-2023 22:02

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General

Target

re.pyc
Size

14KB
MD5

c4c8225af08a68323823b7323f15f117
SHA1

a57deabed7a661d59350b5692095db9d12a0c709
SHA256

4266137f82d1bf4c1b0d20d9ea0d45ba8f1aa6fca15140fe30fd0dd99d6ff21e
SHA512

42ae0fb234c13a8e1f73f72c030d2585b0e062ba1b33d8743db2aa1e415b79c26bd6c687f56f8de88747ed6c090c07b723e47caa0225507609e7bf3315e0bb72
SSDEEP

192:dLhuPG2DARzAuXTCQL5rPb+mPNGL6R/UX8tcFfesWtGAsZCNe7Ms:nuPjDssWPSIMX8tYfepGr1

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
Set value (str)	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000_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-1-5-21-3425689832-2386927309-2650718742-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3425689832-2386927309-2650718742-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2968	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2512	1952	cmd.exe	28
PID 1952 wrote to memory of 2512	1952	cmd.exe	28
PID 1952 wrote to memory of 2512	1952	cmd.exe	28
PID 2512 wrote to memory of 2968	2512	rundll32.exe	30
PID 2512 wrote to memory of 2968	2512	rundll32.exe	30
PID 2512 wrote to memory of 2968	2512	rundll32.exe	30
PID 2512 wrote to memory of 2968	2512	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\re.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1952
- 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:2512
- - 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:2968

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
0dbaeac6e5cd1019077ebf77a5bfa59c

SHA1
61b82255f72b34e09d00e7e8937525bd6d29856f

SHA256
ed2c6825cacad78d7abb3c97b4033a128d30a76546fa19a429af4568ea1989fd

SHA512
04b0c81899e0a2a1078d935cb0163c448e78f7aade90a02273281180d6436e36d0d4128aae489dec63c3a8c865f35d4dac4dad86031c7261a552a52e61da51c1

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