18d3ee5ecf45fc7d523089fbe3a942feff27e45fd0022b3cfd7a2d1c09a74cf1

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 16:49

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General

Target

bin/imres.dll
Size

94KB
MD5

df11c1c500dd46b735c59413e408a77a
SHA1

9a44fbf42b8e813ab97ba705034976162c74be34
SHA256

b9ef22c55f50118db73a8aff3fe2a370eb7cff75a67458903357fba76237f278
SHA512

c4d4f1a16f9ede108850738681063617e85bf6e41305f1e5499c9c8c4a277ee01d7a35941189d4d6ef3548fd489a246c48f260b45e7094e839b583f34d86941a
SSDEEP

1536:Pbsngf5tYeCQZ4aOMRh0/359BVVJSEHhFpg9q6jU9PkKMYLO755oxD:DsnK5tYeVi3q0/BcEBzMYI5kD

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2276	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 2252 wrote to memory of 2276	2252	rundll32.exe	30
PID 2252 wrote to memory of 2276	2252	rundll32.exe	30
PID 2252 wrote to memory of 2276	2252	rundll32.exe	30
PID 2252 wrote to memory of 2276	2252	rundll32.exe	30
PID 2252 wrote to memory of 2276	2252	rundll32.exe	30
PID 2252 wrote to memory of 2276	2252	rundll32.exe	30
PID 2252 wrote to memory of 2276	2252	rundll32.exe	30
PID 2276 wrote to memory of 2700	2276	rundll32.exe	31
PID 2276 wrote to memory of 2700	2276	rundll32.exe	31
PID 2276 wrote to memory of 2700	2276	rundll32.exe	31
PID 2276 wrote to memory of 2700	2276	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\imres.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\imres.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 220
    3⤵
    - Program crash
    PID:2700

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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