51f352fdb2535cb5333114e1de3fe12eaf56e3a771327f438a0f72e7f1b156a9

Analysis

max time kernel
149s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
01/03/2023, 19:44

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General

Target

IMG_9715.heic
Size

1.3MB
MD5

eb4190d50458289116b15a11fb0d0cb7
SHA1

1e3af914792b4e71a93bdeee7eecc71eae8e4fe0
SHA256

51f352fdb2535cb5333114e1de3fe12eaf56e3a771327f438a0f72e7f1b156a9
SHA512

6a7bfaf5466dd617ef5a93185e2125f3eedb0c25eec1d52d34d8621c1a1b5f5101c450579bb00890872fa2d2dd7a56711a1a70906e36fc2a967b7ec377ffcdfc
SSDEEP

24576:Z36zpSfRRJz3PgtNhCGXt7Mz2Q2zgBrcNyGxpNBE5zLUwUnocSW:Z3gSJHz/gbhCIMaQ2kBwNVAf5K

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\heic_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\heic_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.heic\ = "heic_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\heic_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\heic_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\.heic	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\heic_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_CLASSES\heic_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000_Classes\Local Settings	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1700	AcroRd32.exe
1700	AcroRd32.exe
1700	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1064 wrote to memory of 584	1064	cmd.exe	28
PID 1064 wrote to memory of 584	1064	cmd.exe	28
PID 1064 wrote to memory of 584	1064	cmd.exe	28
PID 584 wrote to memory of 1700	584	rundll32.exe	29
PID 584 wrote to memory of 1700	584	rundll32.exe	29
PID 584 wrote to memory of 1700	584	rundll32.exe	29
PID 584 wrote to memory of 1700	584	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\IMG_9715.heic
1⤵
- Suspicious use of WriteProcessMemory
PID:1064
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\IMG_9715.heic
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:584
- - 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\IMG_9715.heic"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1700

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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