2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975

Analysis

max time kernel
109s
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
16-12-2024 05:55

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General

Target

2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.exe
Size

225KB
MD5

f584e18cc65e94f37b31fb0f8ec753f0
SHA1

200da9710322a0589eaf087cae78e50434e40315
SHA256

2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975
SHA512

e568dff77201324436334e07a5e6d6a27879d69c599fba25ca2910311baf348f7be3c66b31497a194c6ecf1d8904b449871aaab3ccb4e128e38337c37211509c
SSDEEP

6144:XA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:XATuTAnKGwUAW3ycQqgf

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
656	448	WerFault.exe	93
1304	640	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	2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.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	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
448	winver.exe
640	2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 448	640	2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.exe	93
PID 640 wrote to memory of 448	640	2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.exe	93
PID 640 wrote to memory of 448	640	2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.exe	93
PID 640 wrote to memory of 448	640	2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.exe	93
PID 448 wrote to memory of 3488	448	winver.exe	56
PID 640 wrote to memory of 3488	640	2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3488
- C:\Users\Admin\AppData\Local\Temp\2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.exe
  "C:\Users\Admin\AppData\Local\Temp\2f7c5083bd57537adb3f04e5b7f0a81b138c5dd410040bb0be3a0e26905b1975N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:640
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:448
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 300
      4⤵
      Program crash
      PID:656
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 640 -s 728
    3⤵
    - Program crash
    PID:1304

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 448 -ip 448
1⤵
PID:1372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 640 -ip 640
1⤵
PID:3244

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/640-1-0x0000000004760000-0x0000000004DB8000-memory.dmp

Filesize
6.3MB

Download
memory/640-2-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/640-3-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/640-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/640-13-0x0000000004760000-0x0000000004DB8000-memory.dmp

Filesize
6.3MB

Download
memory/3488-5-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/3488-6-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/3488-10-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download