f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543

Analysis

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

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-12-2024 04:31

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General

Target

f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.exe
Size

225KB
MD5

9216a182973df6197dcb2af871e415a8
SHA1

37b06f7689c474bb69cd59ff87855d77a3b09abb
SHA256

f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543
SHA512

647356e89e3137ee82ee7812a20817dd8a352261c9f3dfb39f71a0065d045e737d7b4212c56821a3da6415bc2f64ed00d3b6f2e3fd60203d3d9761668ef67599
SSDEEP

6144:nA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:nATuTAnKGwUAW3ycQqgN

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
1200	2184	WerFault.exe	93
3644	860	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	f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.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	3484	Explorer.EXE
Token: SeCreatePagefilePrivilege	3484	Explorer.EXE
Token: SeShutdownPrivilege	3484	Explorer.EXE
Token: SeCreatePagefilePrivilege	3484	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2184	winver.exe
860	f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 860 wrote to memory of 2184	860	f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.exe	93
PID 860 wrote to memory of 2184	860	f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.exe	93
PID 860 wrote to memory of 2184	860	f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.exe	93
PID 860 wrote to memory of 2184	860	f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.exe	93
PID 2184 wrote to memory of 3484	2184	winver.exe	56
PID 860 wrote to memory of 3484	860	f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3484
- C:\Users\Admin\AppData\Local\Temp\f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.exe
  "C:\Users\Admin\AppData\Local\Temp\f188787c7e31b66bd9efd5b455cc802f825e3e73b15a48135e73189c65207543.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:860
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2184
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 304
      4⤵
      Program crash
      PID:1200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 860 -s 804
    3⤵
    - Program crash
    PID:3644

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2184 -ip 2184
1⤵
PID:3128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 860 -ip 860
1⤵
PID:1764

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/860-1-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/860-2-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/860-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/860-12-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/3484-5-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/3484-4-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/3484-9-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download