a4ed754c1a38fd8fc24bb4ec7f5da899c254df070bcc8cfd7b16778701c4b72d

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
02/08/2024, 04:16

Target
f3o1dwv0.dll
Size 11KB
Sample240802-evv5psvhnk
SHA256 65a2e26e02f003431245df8d0527f64efce3dad7fd85f169e5269576d14ee024
MD5 2459486e1baaf3a26804e33c80e2f5d3
SHA1 4803e967878de7371a1aeed9ad05627fd8f07aa8
SHA512 69a5b0fbf982005d3342420552828c43a0c58f0df5ca449f1a88da2c1a75550b28ce7a737ee919bc4bc52dfec5fa0a2e1c15c90360a264266e7ce18b02379966
SSDEEP 192:iRwdW3HF+TyVFxpaZ3PrHvu/v6ZxordOfHLPTWH4de:OyuxyCHFQDi4de
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

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.

System Language Discovery

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2904	2292	rundll32.exe	28
PID 2292 wrote to memory of 2904	2292	rundll32.exe	28
PID 2292 wrote to memory of 2904	2292	rundll32.exe	28
PID 2292 wrote to memory of 2904	2292	rundll32.exe	28
PID 2292 wrote to memory of 2904	2292	rundll32.exe	28
PID 2292 wrote to memory of 2904	2292	rundll32.exe	28
PID 2292 wrote to memory of 2904	2292	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3o1dwv0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3o1dwv0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2904

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/2904-0-0x0000000010000000-0x0000000010006000-memory.dmp

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