97407f534fdc551ed2b568c7bf7b6df69c984fda5c03c518499fee4af7f6bbc2

Analysis

max time kernel
299s
max time network
31s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
12/06/2023, 02:26

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General

Target

signed.bin
Size

16B
MD5

1f9ae96b1a7bf6afaaf48b880f4268da
SHA1

9b6f4e19714d77e55522c233b6ad0786ce575518
SHA256

172ebd3404bffe075e3e2ce13d65448ef33fdeba2229e27e7973a5672b52d7f6
SHA512

c84507ce08d3d6ad6a07c2ee4b8316d4405e16ae0ec2ed7c49ff0215f250d459146ffc0eddba6603620389a3468cbc26d26f399aa4d555e8799ad280633ebfd8

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 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_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-1-5-21-2647223082-2067913677-935928954-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\bin_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2647223082-2067913677-935928954-1000_CLASSES\.bin	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
452	AcroRd32.exe
452	AcroRd32.exe
452	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 268	2008	cmd.exe	29
PID 2008 wrote to memory of 268	2008	cmd.exe	29
PID 2008 wrote to memory of 268	2008	cmd.exe	29
PID 268 wrote to memory of 452	268	rundll32.exe	30
PID 268 wrote to memory of 452	268	rundll32.exe	30
PID 268 wrote to memory of 452	268	rundll32.exe	30
PID 268 wrote to memory of 452	268	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\signed.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\signed.bin
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:268
- - 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\signed.bin"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:452

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

Windows 7 deprecation

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