27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041d

Analysis

max time kernel
103s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2024 16:30

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General

Target

27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe
Size

225KB
MD5

93e77c0f34c6379bf129119aa2907cb0
SHA1

bb0bf5ed226dc2f9b41b516a5e6ad36813d15c07
SHA256

27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041d
SHA512

5ea311fdc734be7de89ac5b70621e5195b99c89deb7a56aaaa3fcf1c86beed4c172df74b1bb4c148a5dc1a2525886f62b43962db7b3162a86b721293bac280aa
SSDEEP

6144:vA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:vATuTAnKGwUAW3ycQqgf

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
3700	968	WerFault.exe	93
4532	2332	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	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.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	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
968	winver.exe
2332	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 968	2332	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	93
PID 2332 wrote to memory of 968	2332	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	93
PID 2332 wrote to memory of 968	2332	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	93
PID 2332 wrote to memory of 968	2332	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	93
PID 968 wrote to memory of 3432	968	winver.exe	56
PID 2332 wrote to memory of 3432	2332	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3432
- C:\Users\Admin\AppData\Local\Temp\27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe
  "C:\Users\Admin\AppData\Local\Temp\27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2332
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:968
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 968 -s 300
      4⤵
      Program crash
      PID:3700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2332 -s 816
    3⤵
    - Program crash
    PID:4532

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 968 -ip 968
1⤵
PID:1120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2332 -ip 2332
1⤵
PID:3136

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/2332-1-0x0000000004610000-0x0000000004C68000-memory.dmp

Filesize
6.3MB

Download
memory/2332-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2332-3-0x0000000004610000-0x0000000004C68000-memory.dmp

Filesize
6.3MB

Download
memory/2332-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2332-13-0x0000000004610000-0x0000000004C68000-memory.dmp

Filesize
6.3MB

Download
memory/3432-5-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download
memory/3432-6-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download
memory/3432-10-0x0000000000CF0000-0x0000000000CF6000-memory.dmp

Filesize
24KB

Download