18b3661ebdd34d7a89b788e79d87d62467fa26187874cc71fa3176a6d01752a7

Analysis

max time kernel
146s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
31/08/2024, 00:34

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General

Target

4690ef9e8a7a77ea30029eeb1b913bceeab75a71bf18dce34c26467fa9d4cdda.exe
Size

372KB
MD5

242a2c3c37188e2ecf3e79798149a3df
SHA1

0b3d5ed0fd1aca72ef55e6e664f6ffdc84e6a637
SHA256

4690ef9e8a7a77ea30029eeb1b913bceeab75a71bf18dce34c26467fa9d4cdda
SHA512

2c8dde71609b8499fbb179adce659fc008dc8948fe79cf8ef3cc2669274d5b3070a2ef8605a9018a58b67ad0976d3b8f6b4b4ed4c09891b296f4587fbdcd54c2
SSDEEP

6144:8CE6/mUXJ531nIUliViSZbLhaZfvMlLXICg:86TOUMBQf0ljW

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2940	1816	WerFault.exe	89

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	4690ef9e8a7a77ea30029eeb1b913bceeab75a71bf18dce34c26467fa9d4cdda.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1816	winver.exe
1816	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3508	Explorer.EXE
Token: SeCreatePagefilePrivilege	3508	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1816	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3508	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4556 wrote to memory of 1816	4556	4690ef9e8a7a77ea30029eeb1b913bceeab75a71bf18dce34c26467fa9d4cdda.exe	89
PID 4556 wrote to memory of 1816	4556	4690ef9e8a7a77ea30029eeb1b913bceeab75a71bf18dce34c26467fa9d4cdda.exe	89
PID 4556 wrote to memory of 1816	4556	4690ef9e8a7a77ea30029eeb1b913bceeab75a71bf18dce34c26467fa9d4cdda.exe	89
PID 4556 wrote to memory of 1816	4556	4690ef9e8a7a77ea30029eeb1b913bceeab75a71bf18dce34c26467fa9d4cdda.exe	89
PID 1816 wrote to memory of 3508	1816	winver.exe	56
PID 1816 wrote to memory of 2664	1816	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2664

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3508
- C:\Users\Admin\AppData\Local\Temp\4690ef9e8a7a77ea30029eeb1b913bceeab75a71bf18dce34c26467fa9d4cdda.exe
  "C:\Users\Admin\AppData\Local\Temp\4690ef9e8a7a77ea30029eeb1b913bceeab75a71bf18dce34c26467fa9d4cdda.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4556
- - 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:1816
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1816 -s 636
      4⤵
      Program crash
      PID:2940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1816 -ip 1816
1⤵
PID:2960

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

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Downloads

memory/1816-4-0x00000000007D0000-0x00000000007D7000-memory.dmp

Filesize
28KB

Download
memory/1816-17-0x00000000007D0000-0x00000000007D7000-memory.dmp

Filesize
28KB

Download
memory/1816-8-0x00000000779F2000-0x00000000779F3000-memory.dmp

Filesize
4KB

Download
memory/1816-6-0x00000000007D0000-0x00000000007D7000-memory.dmp

Filesize
28KB

Download
memory/2664-16-0x00007FFF6280D000-0x00007FFF6280E000-memory.dmp

Filesize
4KB

Download
memory/2664-14-0x00000000002B0000-0x00000000002B7000-memory.dmp

Filesize
28KB

Download
memory/2664-15-0x00000000002B0000-0x00000000002B7000-memory.dmp

Filesize
28KB

Download
memory/2664-20-0x00007FFF62990000-0x00007FFF62991000-memory.dmp

Filesize
4KB

Download
memory/3508-11-0x0000000000F70000-0x0000000000F77000-memory.dmp

Filesize
28KB

Download
memory/3508-10-0x00007FFF6280D000-0x00007FFF6280E000-memory.dmp

Filesize
4KB

Download
memory/3508-9-0x0000000000F70000-0x0000000000F77000-memory.dmp

Filesize
28KB

Download
memory/4556-1-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4556-3-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/4556-13-0x0000000000400000-0x0000000000404A00-memory.dmp

Filesize
18KB

Download
memory/4556-0-0x0000000000410000-0x0000000000413000-memory.dmp

Filesize
12KB

Download
memory/4556-2-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download