daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caa

Analysis

max time kernel
141s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 11:13

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General

Target

daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.exe
Size

225KB
MD5

c804871153bd9974b06130761bd9dac0
SHA1

d7ea14f14ed4efc53b6021ac00edaaf1384cae62
SHA256

daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caa
SHA512

b4c669079b85dfbbdd24f1f031403f1e7a6f6da937aceec06163d2087def63cc7ccad94a39edfbd3ac4f3cc1b2ab0a81baefc58c68989a0b931c6155e12d82ff
SSDEEP

6144:rA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:rATuTAnKGwUAW3ycQqgf

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
3976	3040	WerFault.exe	94
556	4580	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	daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
3040	winver.exe
4580	daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.exe
3460	Explorer.EXE
3460	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3460	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4580 wrote to memory of 3040	4580	daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.exe	94
PID 4580 wrote to memory of 3040	4580	daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.exe	94
PID 4580 wrote to memory of 3040	4580	daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.exe	94
PID 4580 wrote to memory of 3040	4580	daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.exe	94
PID 3040 wrote to memory of 3460	3040	winver.exe	56
PID 4580 wrote to memory of 3460	4580	daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3460
- C:\Users\Admin\AppData\Local\Temp\daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.exe
  "C:\Users\Admin\AppData\Local\Temp\daf0928da8e8cc7a393a66427bb1aa9a002d46335dbdc3490f2ec565727e2caaN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4580
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3040
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 300
      4⤵
      Program crash
      PID:3976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 892
    3⤵
    - Program crash
    PID:556

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3040 -ip 3040
1⤵
PID:4692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4580 -ip 4580
1⤵
PID:4532

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/3460-5-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3460-6-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3460-11-0x0000000002300000-0x0000000002306000-memory.dmp

Filesize
24KB

Download
memory/4580-1-0x0000000004610000-0x0000000004C68000-memory.dmp

Filesize
6.3MB

Download
memory/4580-2-0x0000000003D90000-0x0000000003D91000-memory.dmp

Filesize
4KB

Download
memory/4580-3-0x0000000004610000-0x0000000004C68000-memory.dmp

Filesize
6.3MB

Download
memory/4580-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4580-14-0x0000000004610000-0x0000000004C68000-memory.dmp

Filesize
6.3MB

Download