7e9c81789e1ea9d8f034ebb76c2fb57852c162145220db9bcce2522b6f8c9551

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
20/02/2024, 07:06

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General

Target

Nitro-Generator-main/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-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_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-1-5-21-3470981204-343661084-3367201002-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000_CLASSES\json_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2724	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2724	AcroRd32.exe
2724	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 2616	2548	cmd.exe	29
PID 2548 wrote to memory of 2616	2548	cmd.exe	29
PID 2548 wrote to memory of 2616	2548	cmd.exe	29
PID 2616 wrote to memory of 2724	2616	rundll32.exe	30
PID 2616 wrote to memory of 2724	2616	rundll32.exe	30
PID 2616 wrote to memory of 2724	2616	rundll32.exe	30
PID 2616 wrote to memory of 2724	2616	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nitro-Generator-main\config\config.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2548
- 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-main\config\config.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2616
- - 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-main\config\config.json"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2724

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

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Downloads

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

Filesize
3KB

MD5
b5933ad498145cdf5d9479ee3343419f

SHA1
ff018fe40467bb56cc0bbe2bfc49f5899bbe40e6

SHA256
5728517b5b1b9c7c8051c33c80b3d579542073135af1a49e7e36f778bb312ae2

SHA512
0f91612354756abdbcf806640c5d845fec4bf808f9b3dc11c0a191ac2db0245a65e5cfd69c6e09a556151299ac1acd020fd0c0d2de8477a9f7dd79adf07c2916

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