63b0a15d6e92441701d15f76576a8f93065d1ed8f40672dce8dfde7fc788ab12

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
25-08-2023 22:03

Target

copy_reg.pyc
Size

5KB
MD5

9131bcc5ebe103546f257340d46bea53
SHA1

2d7bbbc8d3e7095cfebebe27ac2d9bc20acb37ef
SHA256

aa95b3eae84b84e3cf63f65737b120aa69394bc8f91d7a6a0e11fb56da12aee0
SHA512

1a5223abb04f73df775692a43e16bed606daf3736b75ccdeaf90e898a3856c5723878b7b492e19a1858844280bd9cbdab1bbea1af581a003ac0e515a3b78eb5e
SSDEEP

96:U1EMLsP6SyZ2Ozlye0mpiMzkWaIoB0jkvfq1Td2wLHKnT4mIT2zHCTLRaLfhb:BcsCBDv1oRnmjYfe2SHKnT4mA2zHCTLW

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_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-1-5-21-1024678951-1535676557-2778719785-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1024678951-1535676557-2778719785-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2936 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2936 AcroRd32.exe
2936 AcroRd32.exe
2936 AcroRd32.exe

pid	process
2936	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2440 wrote to memory of 2980	2440	cmd.exe	rundll32.exe
PID 2440 wrote to memory of 2980	2440	cmd.exe	rundll32.exe
PID 2440 wrote to memory of 2980	2440	cmd.exe	rundll32.exe
PID 2980 wrote to memory of 2936	2980	rundll32.exe	AcroRd32.exe
PID 2980 wrote to memory of 2936	2980	rundll32.exe	AcroRd32.exe
PID 2980 wrote to memory of 2936	2980	rundll32.exe	AcroRd32.exe
PID 2980 wrote to memory of 2936	2980	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\copy_reg.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\copy_reg.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2980
- - 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\copy_reg.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2936

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
fbff7294fcff24bcf96033ad26ccd7cf

SHA1
fe89874a77732c3a27a3778ff2e5f1a53f910c45

SHA256
d88f780668db7442902cca7a8d3fb3673af58fe8c23e1da36f6881d2e7e9a326

SHA512
040430d231081ca605e9e676c38ff863850d912c47d04367c326db467481cb70f3df077cec728f5913d37e40250f50cc57889496fad2cad618524532e005256f

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