fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7

Analysis

max time kernel
146s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 12:01

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General

Target

fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.exe
Size

225KB
MD5

ca262e473e12170f3f7331bf2edefe0a
SHA1

86f3130b0e7629ed37e99072d2a12d76f132a99e
SHA256

fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7
SHA512

4adeabf89d1d06c7a5c17d41dd33a5588b8ad26f11ac657d726613d6451a0014d5f6bc45835b74a617d6be0618a926e2d62a86884778587045480b4f464136dc
SSDEEP

6144:NA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:NATuTAnKGwUAW3ycQqg1

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
4820	2100	WerFault.exe	95
1148	1868	WerFault.exe	83

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	fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.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	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2100	winver.exe
1868	fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2100	1868	fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.exe	95
PID 1868 wrote to memory of 2100	1868	fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.exe	95
PID 1868 wrote to memory of 2100	1868	fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.exe	95
PID 1868 wrote to memory of 2100	1868	fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.exe	95
PID 2100 wrote to memory of 3436	2100	winver.exe	56
PID 1868 wrote to memory of 3436	1868	fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.exe
  "C:\Users\Admin\AppData\Local\Temp\fd64fb5669b6643f9d8e2a81493017b99494ba11d1e7f22fa3a318bc6001fba7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1868
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2100
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 300
      4⤵
      Program crash
      PID:4820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1868 -s 876
    3⤵
    - Program crash
    PID:1148

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2100 -ip 2100
1⤵
PID:1400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1868 -ip 1868
1⤵
PID:4452

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

Replay Monitor

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Downloads

memory/1868-1-0x0000000004670000-0x0000000004CC8000-memory.dmp

Filesize
6.3MB

Download
memory/1868-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/1868-3-0x0000000004670000-0x0000000004CC8000-memory.dmp

Filesize
6.3MB

Download
memory/1868-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1868-13-0x0000000004670000-0x0000000004CC8000-memory.dmp

Filesize
6.3MB

Download
memory/3436-5-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download
memory/3436-6-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download
memory/3436-10-0x0000000000A40000-0x0000000000A46000-memory.dmp

Filesize
24KB

Download