0cf98c9f9f19c9e5a92d7878ed47c41d272a0bd1f49f20d12b201d27db197f06

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 10:39

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General

Target

$PLUGINSDIR/aminsis.dll
Size

567KB
MD5

f346047b13f37f79c462e59a6319faa1
SHA1

ce9e7cb9719000a69b463fe024c81229e322279f
SHA256

e78e0e61707cabec8383f1e74da9db8e0fa123a3a7b36f0080d70fbaed6f7453
SHA512

429209cc489ba9ac2d62055b128efb3cded3e31f966c7cdb1aee592ec7a54ab090526705fa2519498d92eb4bc2efa141cd83adc6c251b793388ad1208b172167
SSDEEP

12288:w/x6GnSkidh7NfMc4G1ppgH81vrKiuu+PUHOGcl5Sbl9B9G/uf:vGnSkWh4G1ppgH81vrBu3MHOGUKfG/

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4408	1168	WerFault.exe	85

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 3 IoCs

description	pid	Process	procid_target
PID 4144 wrote to memory of 1168	4144	rundll32.exe	85
PID 4144 wrote to memory of 1168	4144	rundll32.exe	85
PID 4144 wrote to memory of 1168	4144	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4144
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1168
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1168 -s 628
    3⤵
    - Program crash
    PID:4408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1168 -ip 1168
1⤵
PID:2724

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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