55e4e0523e7435ce042bcc60c634e821250778918e13c5067c7524d8640f4e0b

Analysis

max time kernel
152s
max time network
33s
platform
windows7_x64
resource
win7-20230703-en
resource tags

arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
submitted
12/07/2023, 02:56

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General

Target

Engine/Shaders/Binaries/EdgeDetectionPostProcessBlendPixelShader.bin
Size

4KB
MD5

f2e0936bc2479eb0de7a4bf51bf9ec03
SHA1

b8ffa74733155074e97d2df9645c68be6ceb755a
SHA256

dece4d864b3a051c0c54c1e3b8b913b7ff9abc1e94b8a24831ddd0f721125209
SHA512

897335cf8a52dd4431bf6e5353f16129a7c90a1b01a043eb5ee69a515defa1b5ea0e65ca32ec4ab1554ae3a9d0bd3c1ae8fce3d11067c76aaad92f9798d6e9b6
SSDEEP

96:e78LqTwZKUGbG6a9Zq1DG/nHHMQQfCXTP6MmWeU1ljH2GOhu4p6kJ:e2LZBGbGb8yfC6XTaZKj/W6g

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
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000_CLASSES\bin_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000_CLASSES\bin_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000_CLASSES\.bin	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1724861073-2584418204-2594431177-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2532	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2532	AcroRd32.exe
2532	AcroRd32.exe
2532	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 2092	2364	cmd.exe	30
PID 2364 wrote to memory of 2092	2364	cmd.exe	30
PID 2364 wrote to memory of 2092	2364	cmd.exe	30
PID 2092 wrote to memory of 2532	2092	rundll32.exe	31
PID 2092 wrote to memory of 2532	2092	rundll32.exe	31
PID 2092 wrote to memory of 2532	2092	rundll32.exe	31
PID 2092 wrote to memory of 2532	2092	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Engine\Shaders\Binaries\EdgeDetectionPostProcessBlendPixelShader.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Engine\Shaders\Binaries\EdgeDetectionPostProcessBlendPixelShader.bin
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2092
- - 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\Engine\Shaders\Binaries\EdgeDetectionPostProcessBlendPixelShader.bin"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2532

Network

MITRE ATT&CK Enterprise v6

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
659128e5e9db2de1a208f7bb5368c9e2

SHA1
1edad9e10764dd00902f540fad2294bfbfdc96b4

SHA256
8d33cf1a473b6ebf3ccb1e519cdf7bfa249c7d6f1c65e204e8043884d8b91dda

SHA512
7d1254e1347fafb8f765ac26eaf816942d7245fa2b73ed747fabdc066ff39dc7af4ec801450f8db925a7369c247768b3439d660050436a9053a10494ded39a40

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