cd4e3dc246c5f672774bc9aef7afe411a46ed6e84f018d0fd1ebe93df31227e8

Analysis

max time kernel
150s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
15-03-2023 22:00

Target

kml-bumblebee/manifest.json
Size

791B
MD5

1643ea1a7e5fa1ecf8eb74e34207b25b
SHA1

911bbb22099d269f0c5b8fc1f4312995eb2edadd
SHA256

4c224c714c6ab0d557b0b9bf7adfc9a200c44d3dada40afc7a1d20593fc52b0d
SHA512

9e3766aaf935384c42aa15f60c578941e1067e2a4473fac7768f67aac34a7c24e2c23386a9b7a1380a7d4e6e1947989d9d5c7e3f34d16c78faa95fffe3299df2

Score

3^/10

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

Suspicious use of SetWindowsHookEx 3 IoCs

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 328	1560	cmd.exe	27
PID 1560 wrote to memory of 328	1560	cmd.exe	27
PID 1560 wrote to memory of 328	1560	cmd.exe	27
PID 328 wrote to memory of 1752	328	rundll32.exe	28
PID 328 wrote to memory of 1752	328	rundll32.exe	28
PID 328 wrote to memory of 1752	328	rundll32.exe	28
PID 328 wrote to memory of 1752	328	rundll32.exe	28

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\kml-bumblebee\manifest.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\kml-bumblebee\manifest.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:328
- - 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\kml-bumblebee\manifest.json"
    3⤵
    - Suspicious use of SetWindowsHookEx
    PID:1752

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact