cdde55ba032bc04a14ec9db96c0083b0b1ba15456d96b29988208030392b56b1

Resubmissions

03-05-2023 09:20

230503-la2kbaga2t 3

03-05-2023 09:16

230503-k8lq3seb52 3

Analysis

max time kernel
260s
max time network
403s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
03-05-2023 09:20

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Report Analysis Logs

General

Target

0-255.pbf
Size

73KB
MD5

2b5e5142ea2c9322aeb61fd5dbd7c969
SHA1

b58544d7fa81ad0c026f5b5e49ac56ddfa228c02
SHA256

a79452d99a609ea5b21c084672e13fd726c329dfa1d29d07a4288c9d9ad554bc
SHA512

6944dea0008535ec8f7a0c3cb1e14327453d704607a741e4b8dbd9f6e387c39282707f795f9428bef2ff814fac055d5bfc8cb4c43f15a2968c60c4153ab4dc73
SSDEEP

1536:iTNjO5pO66eLfQ/qVezMOJAiCMDfAzCVE:cjSpOko/tMH/

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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000_Classes\Local Settings	OpenWith.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
2212	Notepad.exe

Suspicious use of SetWindowsHookEx 11 IoCs

pid	Process
2060	OpenWith.exe
2060	OpenWith.exe
2060	OpenWith.exe
2060	OpenWith.exe
2060	OpenWith.exe
2060	OpenWith.exe
2060	OpenWith.exe
2060	OpenWith.exe
2060	OpenWith.exe
2060	OpenWith.exe
2060	OpenWith.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 4636	2060	OpenWith.exe	90
PID 2060 wrote to memory of 4636	2060	OpenWith.exe	90

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\0-255.pbf
1⤵
- Modifies registry class
PID:4940

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\0-255.pbf
  2⤵
  PID:4636

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:2596

C:\Windows\System32\Notepad.exe
"C:\Windows\System32\Notepad.exe" C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\85w5cth6.default-release\prefs.js
1⤵
- Opens file in notepad (likely ransom note)
PID:2212

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

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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