f86c4a81d24784168933c35559aca3954ba2b52573b666fdaf1e626b2f343545

Analysis

max time kernel
141s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 10:37

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General

Target

$PLUGINSDIR/SimpleFC.dll
Size

175KB
MD5

d38543fc9ae37d188a23e06ee11d3504
SHA1

174fe778f66db4a527fddf21b1c23e1bc1ceceeb
SHA256

72f33da081b8d579f437e7aa2ba8d9cb9602270b88093ff9411ac6316b52fc6e
SHA512

43d1874e5821d8e5530eaa34d42b76aa867528368779fadcfd2691825297accf04e94bd34867442a76c25d4729edefba9469de6500acfe6f665949f11878c54b
SSDEEP

3072:l2sd6EP05etg+rKTTmYjcnPMdsRrdU+/mbM/AuaNoNglzppVn5O4z6ULfLb6Cu:Us4zIg+rKTTmnhfAoSxZ5OVu/

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2364	1052	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 2276 wrote to memory of 1052	2276	rundll32.exe	30
PID 2276 wrote to memory of 1052	2276	rundll32.exe	30
PID 2276 wrote to memory of 1052	2276	rundll32.exe	30
PID 2276 wrote to memory of 1052	2276	rundll32.exe	30
PID 2276 wrote to memory of 1052	2276	rundll32.exe	30
PID 2276 wrote to memory of 1052	2276	rundll32.exe	30
PID 2276 wrote to memory of 1052	2276	rundll32.exe	30
PID 1052 wrote to memory of 2364	1052	rundll32.exe	31
PID 1052 wrote to memory of 2364	1052	rundll32.exe	31
PID 1052 wrote to memory of 2364	1052	rundll32.exe	31
PID 1052 wrote to memory of 2364	1052	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SimpleFC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2276
- 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:1052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1052 -s 248
    3⤵
    - Program crash
    PID:2364

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/1052-0-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

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