0f2df6e1548be0f53cf80c981571eff63ca5ec9944e2d3d10f502d25e0e3a73d

Analysis

max time kernel
141s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
14/09/2024, 04:15

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General

Target

$PLUGINSDIR/SimpleFC.dll
Size

175KB
MD5

941a7b4dc105c3487d2b2961dc6ccb01
SHA1

ac71c5b759cabd78213748329909eaee60810d12
SHA256

7274fe736fe36cdc8343b04fea6ff598ce384ead99ea94e4b47d4d329037331d
SHA512

40b2067121366254a6ff048e05767c337ea3f811122f97a5ce283502b6b6bba3eb82b2637115e65772c8b32c6c1a8cf9f991b06731bf7e71ffe5a6cf026ed5e6
SSDEEP

3072:l2sd6EP05etg+rKTTmYjcnPMdsRrdU+/mbM/AuaNoNglzppVn5OtcieI0Yr61u:Us4zIg+rKTTmnhfAoSxZ5O10a

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2500	2528	WerFault.exe	31

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 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 948 wrote to memory of 2528	948	rundll32.exe	31
PID 2528 wrote to memory of 2500	2528	rundll32.exe	32
PID 2528 wrote to memory of 2500	2528	rundll32.exe	32
PID 2528 wrote to memory of 2500	2528	rundll32.exe	32
PID 2528 wrote to memory of 2500	2528	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SimpleFC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SimpleFC.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 248
    3⤵
    - Program crash
    PID:2500

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

Replay Monitor

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Downloads

memory/2528-0-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

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