8a02c7a3a7b7bc12df0f144d7f19e4234cfb668f0363ae840c8bc5aefdb3fe61

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
22/02/2024, 14:51

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Nitro-Generator-discord-nitro/config/config.json
Size

377B
MD5

42257f7a3e7f0101c14cc82ccab35375
SHA1

f5ac6c5ff6a0132663ed2a775b4a6c500ba61ccc
SHA256

fb9a5661d0ce9c1f714da423055c3fdf9d8cffe7a40fd2c46084beb4f8044337
SHA512

5784474153bc868d60d84161b882c8fe3330cea2b2c74fe32a6c1017d156d582b97f240d3a793caab94c6fb191dab270247d7f81814c261738915b4ed6e97c8f

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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_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-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2596	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2596	AcroRd32.exe
2596	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 2984	2308	cmd.exe	29
PID 2308 wrote to memory of 2984	2308	cmd.exe	29
PID 2308 wrote to memory of 2984	2308	cmd.exe	29
PID 2984 wrote to memory of 2596	2984	rundll32.exe	30
PID 2984 wrote to memory of 2596	2984	rundll32.exe	30
PID 2984 wrote to memory of 2596	2984	rundll32.exe	30
PID 2984 wrote to memory of 2596	2984	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nitro-Generator-discord-nitro\config\config.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Nitro-Generator-discord-nitro\config\config.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2984
- - 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\Nitro-Generator-discord-nitro\config\config.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
531df6775837aaaa1e94c8ad30e31246

SHA1
db4d777d667be5bc17b4fa2f2ff642605b87d62b

SHA256
74273c5212fa347494f8236c344ebfa756004a20fa4cbe060ac7fe9d87c1b6c4

SHA512
6f12990baffd0ab30bef2c65ff8a5b326664846b9b10a8eaa1a870953e40b63972d0525935abe8b2c09ad7b415d53fcbf1f1e3cb982394184f7d4f99432db753

Download Submit