a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43

Analysis

max time kernel
94s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 18:57

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General

Target

a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe
Size

237KB
MD5

70a5e167d257841dfaebfa7104c4c380
SHA1

7d3123bcd6ee260fa923e2b8e1604d169ab7f49b
SHA256

a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43
SHA512

e6d42bf7420e8236e6183c81d0c763427307c7cd1929050acc19c05faea7cc93ea64cc232c075ffa985e182175bef3d8c6efbe7c1b5c8c06fd519958260ae882
SSDEEP

6144:gA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:gATuTAnKGwUAWVycQqgB

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4140	4624	WerFault.exe	93
824	4620	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 2 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	a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE
Token: SeShutdownPrivilege	3576	Explorer.EXE
Token: SeCreatePagefilePrivilege	3576	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4624	winver.exe
4620	a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4620 wrote to memory of 4624	4620	a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe	93
PID 4620 wrote to memory of 4624	4620	a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe	93
PID 4620 wrote to memory of 4624	4620	a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe	93
PID 4620 wrote to memory of 4624	4620	a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe	93
PID 4624 wrote to memory of 3576	4624	winver.exe	56
PID 4620 wrote to memory of 3576	4620	a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3576
- C:\Users\Admin\AppData\Local\Temp\a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe
  "C:\Users\Admin\AppData\Local\Temp\a509649ecdf927faf814866eda5fbe41713087c6df80a3c62e60fb2967abbd43N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4620
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4624
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 300
      4⤵
      Program crash
      PID:4140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4620 -s 708
    3⤵
    - Program crash
    PID:824

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4624 -ip 4624
1⤵
PID:4184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4620 -ip 4620
1⤵
PID:2384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3576-8-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/3576-9-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/3576-13-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/4620-1-0x0000000004580000-0x0000000004BD8000-memory.dmp

Filesize
6.3MB

Download
memory/4620-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4620-3-0x0000000004580000-0x0000000004BD8000-memory.dmp

Filesize
6.3MB

Download
memory/4620-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4620-5-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4620-6-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4620-10-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/4620-16-0x0000000004580000-0x0000000004BD8000-memory.dmp

Filesize
6.3MB

Download