18d3ee5ecf45fc7d523089fbe3a942feff27e45fd0022b3cfd7a2d1c09a74cf1

Analysis

max time kernel
10s
max time network
18s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14-08-2024 16:49

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General

Target

bin/imudp.dll
Size

74KB
MD5

1ce7753e24128a57d092947732b5a5ca
SHA1

2b2b6b27e0ce040aca234a688044bba088484518
SHA256

5e356ee306e90046ec23a59a8b057e4c71276e79c549af813dcea6091261dd27
SHA512

2b614da68fdc29cbb2df9049b9077b037765201fcde69ba823076431094e677523d4581c1ddb43f5068ec4d7444747c4f4ff08456b8c6d50552e4b6db17e12e3
SSDEEP

1536:0RP/6n+0gLDZkNSpocfeXz2CX++UtRaTNd:EP/6n+0qDZkNSpoJ1UtRaTNd

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1660	2456	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 2296 wrote to memory of 2456	2296	rundll32.exe	30
PID 2296 wrote to memory of 2456	2296	rundll32.exe	30
PID 2296 wrote to memory of 2456	2296	rundll32.exe	30
PID 2296 wrote to memory of 2456	2296	rundll32.exe	30
PID 2296 wrote to memory of 2456	2296	rundll32.exe	30
PID 2296 wrote to memory of 2456	2296	rundll32.exe	30
PID 2296 wrote to memory of 2456	2296	rundll32.exe	30
PID 2456 wrote to memory of 1660	2456	rundll32.exe	31
PID 2456 wrote to memory of 1660	2456	rundll32.exe	31
PID 2456 wrote to memory of 1660	2456	rundll32.exe	31
PID 2456 wrote to memory of 1660	2456	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\imudp.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\imudp.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2456
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2456 -s 232
    3⤵
    - Program crash
    PID:1660

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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