a62336567025f15d3680206d9f4e176c123c79c5fe602fdf6af164f87762bba9

Analysis

max time kernel
147s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 20:29

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General

Target

bin/nitro_api2.dll
Size

2.2MB
MD5

a720916c7fba016661a2ffcf988110b2
SHA1

cd0238eadba7e929170db0bb045a8e1ffcc8f435
SHA256

edbefdd9a66b71b0b0c2abb7472ab5ba0d0fca241653891bcb08d8ace532d3a9
SHA512

ad3575e9f4078eb5566da8c442999b53c5cffa5c2f6aacd8f936a3c2978f80038a91337c52d2edbda27a9077924a609ef718a42b46b47dfdccd662345a778820
SSDEEP

12288:rMneT82jeNJeVNh0tQu0eMW+9j03yhwJLpNhuw6k1fvjIJTRTxaZ9m/KotY1n8f2:oU8HJKn0tQGMjljwJjD6e8B69Q4T

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 2488	1580	rundll32.exe	82
PID 1580 wrote to memory of 2488	1580	rundll32.exe	82
PID 1580 wrote to memory of 2488	1580	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\nitro_api2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\nitro_api2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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