1a6a39782eb661fb979d73b2da6705a8de60a3bad87bb0c976b8c18b4130e4a4

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/01/2025, 11:20

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General

Target
$PLUGINSDIR/Math.dll
Size 66KB
Sample250119-nfd3bawjer
SHA256 0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67
MD5 b140459077c7c39be4bef249c2f84535
SHA1 c56498241c2ddafb01961596da16d08d1b11cd35
SHA512 fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328
SSDEEP 1536:0P43WZ4Ql60gam+2MwRmPeqFVHbQH0ZZ1Iet:0wU609VMH0T/t
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	2160	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 2232 wrote to memory of 2160	2232	rundll32.exe	31
PID 2232 wrote to memory of 2160	2232	rundll32.exe	31
PID 2232 wrote to memory of 2160	2232	rundll32.exe	31
PID 2232 wrote to memory of 2160	2232	rundll32.exe	31
PID 2232 wrote to memory of 2160	2232	rundll32.exe	31
PID 2232 wrote to memory of 2160	2232	rundll32.exe	31
PID 2232 wrote to memory of 2160	2232	rundll32.exe	31
PID 2160 wrote to memory of 2256	2160	rundll32.exe	32
PID 2160 wrote to memory of 2256	2160	rundll32.exe	32
PID 2160 wrote to memory of 2256	2160	rundll32.exe	32
PID 2160 wrote to memory of 2256	2160	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\Math.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2160
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2160 -s 224
    3⤵
    - Program crash
    PID:2256

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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