2d27d929651f167d690fa610fa8fbcfb33d0d30ebc158ef50a8bc62000270ca7

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
23-04-2024 18:46

Target

Executor/main.dfb
Size

6B
MD5

bea07e6d2b8dce396fe21baa61b34956
SHA1

665332b36fc8fa1ed11210cdee83b639b451e592
SHA256

2e08d1f6000aef541797d008c05ac36f4dbebfb36cbac5615788e6fcc5b300a7
SHA512

4ad82fbef6d8d3f4d0b90a9399c8b405674bad0c750e385fb034e57895838fd26d7926f6ed0ccab2e2afcaf4a23613ed8f16d909bff870b40187e22e0a6362c1

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
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\dfb_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.dfb	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\dfb_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\dfb_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\dfb_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.dfb\ = "dfb_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\dfb_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\dfb_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

2584 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2584 AcroRd32.exe
2584 AcroRd32.exe

pid	process
2584	AcroRd32.exe

pid	process
2584	AcroRd32.exe
2584	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2176 wrote to memory of 2536	2176	cmd.exe	rundll32.exe
PID 2176 wrote to memory of 2536	2176	cmd.exe	rundll32.exe
PID 2176 wrote to memory of 2536	2176	cmd.exe	rundll32.exe
PID 2536 wrote to memory of 2584	2536	rundll32.exe	AcroRd32.exe
PID 2536 wrote to memory of 2584	2536	rundll32.exe	AcroRd32.exe
PID 2536 wrote to memory of 2584	2536	rundll32.exe	AcroRd32.exe
PID 2536 wrote to memory of 2584	2536	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Executor\main.dfb
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Executor\main.dfb
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2536
- - 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\Executor\main.dfb"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2584

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
6137fc74b81e6845560974bd89b8c366

SHA1
d91681e4a53f202d6b2254291196f4c73b83e21c

SHA256
2e8c9bd8e3f4a83e5043a7752be5c509d2fbc94d4446c4bbf8f8c2b79cf610b5

SHA512
fbed478ca46b86848e60d2f26bd32f033f053fa75a22618e994e17c1cf2ef4efc3a7d8a99890ba41197ac6042870b032e2300977422b39cc4030e3c0c0ae83e2

Download Submit