89e8fb748043d1bdbfb84dd8d5bdcc16c5a1fd0f0e9d8e603a4e64490e04963b

Resubmissions

13-05-2024 11:24

240513-nh59ksdb56 8

13-05-2024 11:20

240513-nfswgaca8z 3

12-05-2024 17:12

240512-vqxezaff8v 8

Analysis

max time kernel
118s
max time network
128s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
13-05-2024 11:24

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Report Analysis Logs

General

Target

Nitro-Generator-Checker-main/README.md
Size

1KB
MD5

3feaa23bf5f876ed9ee3c2631498595f
SHA1

9c583c2ea74e6d24bd7c530faf3f0b7e1eac0457
SHA256

67bd3b1196afa67fb57cfa00531ac3311bbb34f7c6dc1b91ede0d9bfc3e2f599
SHA512

5bef735f7964f773c2bfbdc0136e4bbda2278cb8954fc047d846408569bea6bfd004c6e5cfb17278dba262fc22bd69bfd3bf36cc1a1b826ca4c33656af5e6d15

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-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\md_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\md_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\md_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\md_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2676	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2676	AcroRd32.exe
2676	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 2624	1712	cmd.exe	29
PID 1712 wrote to memory of 2624	1712	cmd.exe	29
PID 1712 wrote to memory of 2624	1712	cmd.exe	29
PID 2624 wrote to memory of 2676	2624	rundll32.exe	30
PID 2624 wrote to memory of 2676	2624	rundll32.exe	30
PID 2624 wrote to memory of 2676	2624	rundll32.exe	30
PID 2624 wrote to memory of 2676	2624	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Nitro-Generator-Checker-main\README.md
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- 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-Checker-main\README.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2624
- - 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-Checker-main\README.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2676

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

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Downloads

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

Filesize
3KB

MD5
9ae29b4252d66b9d125625b0cfe7885a

SHA1
7bd8025889aab62745c5e7adc309412e5dcfb00f

SHA256
d219f325c02b71b48046d008f6d493d3b9f58b5f79625d1c6bbd7be67aab6f93

SHA512
2825271ce6dfd13b1d21669fb535d50f8c3c7c8d7461a64f1d1c4ada8d203c0e6c1fe5e96434dd52d4ce82e57b012af8b5138d781c1e7f05f546171684356d98

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