2d58eab8713adf1aeeff6e92ffe90fa03f258b4720259f72a5a27d728163e8fb

Analysis

max time kernel
114s
max time network
117s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 10:26

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Reason

Machine shutdown

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General

Target

d87d5cacbb7946a390c0590956dfcd80N.dll
Size

17KB
MD5

d87d5cacbb7946a390c0590956dfcd80
SHA1

6438083f92145972c3e06bc8e2fb3c607d674566
SHA256

2d58eab8713adf1aeeff6e92ffe90fa03f258b4720259f72a5a27d728163e8fb
SHA512

ecb86b0fd3efb159c376e2f9e54670c6c1f9d453a24512dcb95b495ab86c50a260aa316213dee4ae69a052ac75987a7664822eefb66455d9e50e8d4f09c39db8
SSDEEP

192:LdRXQDliROL23iBfRKqMFa7LYgudpc8A1AmBM7:LbQDwRxiBpxea7ydpc88HM7

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 3 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shutdown.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1628	shutdown.exe
Token: SeRemoteShutdownPrivilege	1628	shutdown.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 1720	2384	rundll32.exe	30
PID 2384 wrote to memory of 1720	2384	rundll32.exe	30
PID 2384 wrote to memory of 1720	2384	rundll32.exe	30
PID 2384 wrote to memory of 1720	2384	rundll32.exe	30
PID 2384 wrote to memory of 1720	2384	rundll32.exe	30
PID 2384 wrote to memory of 1720	2384	rundll32.exe	30
PID 2384 wrote to memory of 1720	2384	rundll32.exe	30
PID 1720 wrote to memory of 2352	1720	rundll32.exe	32
PID 1720 wrote to memory of 2352	1720	rundll32.exe	32
PID 1720 wrote to memory of 2352	1720	rundll32.exe	32
PID 1720 wrote to memory of 2352	1720	rundll32.exe	32
PID 2352 wrote to memory of 1628	2352	cmd.exe	34
PID 2352 wrote to memory of 1628	2352	cmd.exe	34
PID 2352 wrote to memory of 1628	2352	cmd.exe	34
PID 2352 wrote to memory of 1628	2352	cmd.exe	34

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d87d5cacbb7946a390c0590956dfcd80N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d87d5cacbb7946a390c0590956dfcd80N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c start C:/Windows/System32/shutdown.exe -s -f -t 00
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2352
  - - C:\Windows\SysWOW64\shutdown.exe
      C:/Windows/System32/shutdown.exe -s -f -t 00
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:1628

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:2892

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:2600

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

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Downloads

memory/1720-0-0x0000000069800000-0x0000000069806000-memory.dmp

Filesize
24KB

Download
memory/2600-13-0x0000000002AB0000-0x0000000002AB1000-memory.dmp

Filesize
4KB

Download
memory/2892-12-0x0000000002D90000-0x0000000002D91000-memory.dmp

Filesize
4KB

Download