d95c91ec56997bfd850234b0da6cafd1f9067ce149785c31257c0f4fffc85cec

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
03/10/2024, 10:06

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General

Target

ImNtUtilU.dll
Size

94KB
MD5

bb326fe795e2c1c19cd79f320e169fd3
SHA1

1c1f2b8d98f01870455712e6eba26d77753adcac
SHA256

a8e1b0e676dce9556037d29fd96521ec814858404ba4cfdd0db0edbe22c87bc7
SHA512

a1ec894151baa14e4ac1ee9471e8606bf74edd39f7833d9a1a44eee74d403f6b52780c135e9718ff9564fa27d7128c22b8410b21f77e6d804f698cfb4eda65a1
SSDEEP

1536:q01U2obLeNvXXZ6Wb/2LamjMkUYCTSZaKAxvSJKRDOAG921:NobLeNvXp6Ou+mjMkUYC2ZVAxxFOAG9s

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1424	772	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 1580 wrote to memory of 772	1580	rundll32.exe	30
PID 772 wrote to memory of 1424	772	rundll32.exe	31
PID 772 wrote to memory of 1424	772	rundll32.exe	31
PID 772 wrote to memory of 1424	772	rundll32.exe	31
PID 772 wrote to memory of 1424	772	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ImNtUtilU.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ImNtUtilU.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:772
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 232
    3⤵
    - Program crash
    PID:1424

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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