35971d6f9ee8cec5b5431171a9095e9547fb7e32d8ae693b8f2cabcd33baeaea

Analysis

max time kernel
118s
max time network
109s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 05:26

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

810d60fecead15c760af5b8c7947b560N.exe
Size

89KB
MD5

810d60fecead15c760af5b8c7947b560
SHA1

ed4515719de74837f52887bb817493cbe13c37a5
SHA256

35971d6f9ee8cec5b5431171a9095e9547fb7e32d8ae693b8f2cabcd33baeaea
SHA512

9a144b82637558c963d2a68ca1a05875263327a76483b067657c0a6cff321543fb1d4d23dec44fc4e831e2dd24ab8fe4eb0b8c69bff0b340c9a9c95b7c60adaa
SSDEEP

1536:A9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA:A9o6fK2XqXQwhnHlqQo8Lvy

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1196	1788	WerFault.exe	84

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	810d60fecead15c760af5b8c7947b560N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3419463127-3903270268-2580331543-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1788	winver.exe
1788	winver.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE
Token: SeShutdownPrivilege	3408	Explorer.EXE
Token: SeCreatePagefilePrivilege	3408	Explorer.EXE

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1788	winver.exe
3408	Explorer.EXE
3408	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3408	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3992 wrote to memory of 1788	3992	810d60fecead15c760af5b8c7947b560N.exe	84
PID 3992 wrote to memory of 1788	3992	810d60fecead15c760af5b8c7947b560N.exe	84
PID 3992 wrote to memory of 1788	3992	810d60fecead15c760af5b8c7947b560N.exe	84
PID 3992 wrote to memory of 1788	3992	810d60fecead15c760af5b8c7947b560N.exe	84
PID 1788 wrote to memory of 3408	1788	winver.exe	56
PID 1788 wrote to memory of 2640	1788	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2640

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:3408
- C:\Users\Admin\AppData\Local\Temp\810d60fecead15c760af5b8c7947b560N.exe
  "C:\Users\Admin\AppData\Local\Temp\810d60fecead15c760af5b8c7947b560N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3992
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1788
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1788 -s 644
      4⤵
      Program crash
      PID:1196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1788 -ip 1788
1⤵
PID:1640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1788-8-0x00007FFF48FD0000-0x00007FFF491C5000-memory.dmp

Filesize
2.0MB

Download
memory/1788-2-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/1788-14-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/1788-6-0x00000000779C2000-0x00000000779C3000-memory.dmp

Filesize
4KB

Download
memory/2640-17-0x00007FFF491F0000-0x00007FFF491F1000-memory.dmp

Filesize
4KB

Download
memory/2640-13-0x0000000000A90000-0x0000000000A96000-memory.dmp

Filesize
24KB

Download
memory/2640-11-0x0000000000A90000-0x0000000000A96000-memory.dmp

Filesize
24KB

Download
memory/3408-9-0x00007FFF49200000-0x00007FFF49201000-memory.dmp

Filesize
4KB

Download
memory/3408-7-0x00007FFF4906D000-0x00007FFF4906E000-memory.dmp

Filesize
4KB

Download
memory/3408-1-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/3408-16-0x00007FFF491E0000-0x00007FFF491E1000-memory.dmp

Filesize
4KB

Download
memory/3408-4-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/3992-0-0x00000000009D0000-0x00000000009D2000-memory.dmp

Filesize
8KB

Download
memory/3992-10-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3992-12-0x00000000023A0000-0x0000000002DA0000-memory.dmp

Filesize
10.0MB

Download
memory/3992-5-0x00000000023A0000-0x0000000002DA0000-memory.dmp

Filesize
10.0MB

Download