4d18d869f2a9387b924adcd9b2401ce866173726e9d1fd8044ca50969637a1ab

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 07:54

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General

Target

FileOperator.dll
Size

96KB
MD5

9465b829334496691f0a8661e359e692
SHA1

52d578ca5aeb61655dd9f8467654f735b8d7a00c
SHA256

aa04eefa8387afb145acd760e4196f204a6a94bb9f43dda4835a4b891030c503
SHA512

9d7dec408cdb0019a3dfcef0717539e2483d5c702c9c95776c041adbe4342ee4e2d9f1bee7ac29b7a582503b6f9ef4783869d812fc018e5229721fc03209d815
SSDEEP

1536:E55i4oT3AdPo+rEJQlKmPTiM2Nz2xH+Npahhb4bcLw:E32w+cKeTiM2NiAXAb4bcLw

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2144	2208	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 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2152 wrote to memory of 2208	2152	rundll32.exe	30
PID 2208 wrote to memory of 2144	2208	rundll32.exe	31
PID 2208 wrote to memory of 2144	2208	rundll32.exe	31
PID 2208 wrote to memory of 2144	2208	rundll32.exe	31
PID 2208 wrote to memory of 2144	2208	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\FileOperator.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\FileOperator.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2208 -s 240
    3⤵
    - Program crash
    PID:2144

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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