47be59af1862f9ee7c9e8391512cd79f226fd09ebaca37b8902c126a85722027

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20-09-2024 04:02

240920-els9raxhrn 1

20-09-2024 03:58

20-09-2024 03:52

20-09-2024 03:48

20-09-2024 03:44

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-09-2024 03:44

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General

Target

Cert/.profile
Size

807B
MD5

f4e81ade7d6f9fb342541152d08e7a97
SHA1

2b9ee6d446f8f9ffccaab42b6df5649f749a9a07
SHA256

28b4a453b68dde64f814e94bab14ee651f4f162e15dd9920490aa1d49f05d2a4
SHA512

26544e0b85ca6d7cca3b8ace7d01f712e24020f07b6a6ad54a6942909040221f09bf922a4d0da555ce64ceebb4934b28719a23a0e6401337a69d4a0170bd8e4c

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

AcroRd32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\.profile\ = "profile_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\profile_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\profile_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\profile_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\profile_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\profile_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\.profile	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000_CLASSES\profile_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid	Process
2780	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid	Process
2780	AcroRd32.exe
2780	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	Process	procid_target
PID 1404 wrote to memory of 2096	1404	cmd.exe	32
PID 1404 wrote to memory of 2096	1404	cmd.exe	32
PID 1404 wrote to memory of 2096	1404	cmd.exe	32
PID 2096 wrote to memory of 2780	2096	rundll32.exe	33
PID 2096 wrote to memory of 2780	2096	rundll32.exe	33
PID 2096 wrote to memory of 2780	2096	rundll32.exe	33
PID 2096 wrote to memory of 2780	2096	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Cert\.profile
1⤵
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Cert\.profile
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2096
- - 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\Cert\.profile"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
79e37de5dadb8d0d59f013b71e3667a8

SHA1
66d1ad4c40d9245191adaeb6d4fc88a74d42cf44

SHA256
d0ec2d17652de2d33023216aad862d97d752aac8f05b0ab9255bc6c6f99202f7

SHA512
53dafc8a79823bcddb6e3a44b2ce77db81b57e2e61bba662f7ce8b7fd0b0dc45a573f6a26b3af1ad9041152f8cad9be57e0fe26f25c974cf1c4dd7d025875b70

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