a73f041afa6413f0fd67e9672bc4b956c9be1ca2f4de3bcf6455d5e0d3c67b89

Analysis

max time kernel
117s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11-05-2024 13:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cryptic tool/util/21_NitroGen/nitrogen.py
Size

4KB
MD5

03793058c635760b3e96979f2af5437a
SHA1

03a803cd70a84b6fe87ee2823b1991192c6ab9d7
SHA256

a35df7b34e32a60c5c13432cbb65d4aaa945cf9366e5efc01d884984745fcf98
SHA512

e70bc439037feebeec731ab8a6c5f60c4b20e1a535a83e4ed14b9eb097d07a875cb5cde1795bbf00db89817d61b07887ba443687daa761d180231b9adcf381aa
SSDEEP

96:QtZYDd27SSCnE4KybBWoSaLI+8EO7T+PlZMi+byZM3be:CU7RnE4KyFkaL/8E4+PlZobyZoe

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.py	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2580	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2580	AcroRd32.exe
2580	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2576	3020	cmd.exe	29
PID 3020 wrote to memory of 2576	3020	cmd.exe	29
PID 3020 wrote to memory of 2576	3020	cmd.exe	29
PID 2576 wrote to memory of 2580	2576	rundll32.exe	30
PID 2576 wrote to memory of 2580	2576	rundll32.exe	30
PID 2576 wrote to memory of 2580	2576	rundll32.exe	30
PID 2576 wrote to memory of 2580	2576	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\cryptic tool\util\21_NitroGen\nitrogen.py"
1⤵
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\cryptic tool\util\21_NitroGen\nitrogen.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2576
- - 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\cryptic tool\util\21_NitroGen\nitrogen.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2580

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
58410935a6de0d784e7d3d96181530f5

SHA1
61ec23ba310ecb9556de17493455faa5d46b1295

SHA256
32d3345fc57603a9f890e6a75201fcdccf3cf0b087fedd7ab7b6a479ac37b767

SHA512
d4ee668dcfd172cf15f2af1ffe4ade56f956b886c5ada7a3d3d8838303dea35fedea2e7d668c89848c8609383219965c1c4ba864015dbd90cf83cb518ef6cae6

Download Submit