f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab

Analysis

max time kernel
146s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-12-2024 04:32

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General

Target

f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.exe
Size

610KB
MD5

78961411dcead8b915eaa86bf5754cbd
SHA1

a5a52b49fce3a07c5be4d5ac3386dabad96a98a8
SHA256

f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab
SHA512

cd2d9480cc67915e0452878ae8cff5c8528902e9ebc0af0170d2528d8f74ce97f3f21836209d7b055c67f9f18a96d27b29e59ab79b3cd971f435f48231c166e8
SSDEEP

12288:2ATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:IT+KjUdQqboyyWoK1NGqzuhx

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
2468	1884	WerFault.exe	104
2820	4988	WerFault.exe	82

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	f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.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	3540	Explorer.EXE
Token: SeCreatePagefilePrivilege	3540	Explorer.EXE
Token: SeShutdownPrivilege	3540	Explorer.EXE
Token: SeCreatePagefilePrivilege	3540	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1884	winver.exe
4988	f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 1884	4988	f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.exe	104
PID 4988 wrote to memory of 1884	4988	f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.exe	104
PID 4988 wrote to memory of 1884	4988	f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.exe	104
PID 4988 wrote to memory of 1884	4988	f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.exe	104
PID 1884 wrote to memory of 3540	1884	winver.exe	56
PID 4988 wrote to memory of 3540	4988	f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3540
- C:\Users\Admin\AppData\Local\Temp\f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.exe
  "C:\Users\Admin\AppData\Local\Temp\f772c390483e50db742baff0d0fd1eb1bbbb68ad6296f94865fb8cb031877fab.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4988
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1884
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1884 -s 300
      4⤵
      Program crash
      PID:2468
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 812
    3⤵
    - Program crash
    PID:2820

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1884 -ip 1884
1⤵
PID:2032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4988 -ip 4988
1⤵
PID:2096

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/3540-5-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/3540-6-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/3540-11-0x0000000000F60000-0x0000000000F66000-memory.dmp

Filesize
24KB

Download
memory/4988-1-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/4988-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/4988-3-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/4988-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4988-14-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download