54b545f5276ce01a5c7151e8ba1053264512be315aa88cdf5eab72aef69d02c2

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
18/03/2024, 23:05

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General

Target
passwords_grabber.pyc
Size 4KB
Sample240318-223vfsbc48
SHA256 589d438226abfec8f71ab7724c68011303f82febb6786fd0c57571b0769764f3
MD5 8b9cbd29c3dfec519a4313b1b7a0069b
SHA1 5efb073593bc8908a7514dad78673c9d65344a6f
SHA512 c0099bcf2d23dd405b2e02e1fd1b946195015eabb1cbd2ce4896f1ab7e5bbc1fbe6600fa529087b5dc295c13219fb6bc1a6ac97efa4c0fc74901f70278c09bfd
SSDEEP 96:2APDnTWeYwDTgWxiX79GzTOjYUyWkUUNPIslLClDWJpR6Yn:TzCUDxiLATmeEUNP/lL3JpsYn
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1658372521-4246568289-2509113762-1000_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-1-5-21-1658372521-4246568289-2509113762-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2684	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2684	AcroRd32.exe
2684	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2692	2296	cmd.exe	29
PID 2296 wrote to memory of 2692	2296	cmd.exe	29
PID 2296 wrote to memory of 2692	2296	cmd.exe	29
PID 2692 wrote to memory of 2684	2692	rundll32.exe	30
PID 2692 wrote to memory of 2684	2692	rundll32.exe	30
PID 2692 wrote to memory of 2684	2692	rundll32.exe	30
PID 2692 wrote to memory of 2684	2692	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\passwords_grabber.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\passwords_grabber.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2692
- - 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\passwords_grabber.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2684

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 143466e24c70886c743a3bfd1fe45de5b6a05af30b146384c8e491f6a6b2f274
MD5 5ab0c6dc38190902999b1d932cf7c2b9
SHA1 13233094221308ad965b99f7b4d7a50c770b9956
SHA512 e7656c4f68d7bf9330115f1f0d79a3f413258b754b8297bfe0c20a86eb8bd94aadd15045b9ca8122b2a9d73638ee03f72fa6f92be7142379e3184ef87dea7ed4
MD5 SHA1 SHA512

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