5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc

Analysis

max time kernel
146s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 21:43

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General

Target

5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe
Size

225KB
MD5

8294eb4780b7d5168b8c161a50e30c9f
SHA1

d443a777d9bc0d76a46c0e95fb0d9ae1ad06e75f
SHA256

5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc
SHA512

39879f0b7d05a30f09ddffe9ad6483505a4b413cad6713bfc76577505238426e452a379d7467ba7dd13ddace4bd3366375a9251b97e1e62861b99d2d9e82edb7
SSDEEP

6144:sA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:sATuTAnKGwUAW3ycQqgf

Score

3^/10

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

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

2280 3752 WerFault.exe winver.exe
1248 3348 WerFault.exe 5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe
Modifies data under HKEY_USERS 1 IoCs

Processes:

svchost.exe

description ioc process

Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" svchost.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe

pid process

3348 5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe
3348 5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe

pid	pid_target	process	target process
2280	3752	WerFault.exe	winver.exe
1248	3348	WerFault.exe	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

pid	process
3348	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe
3348	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

Explorer.EXE

description	pid	process
Token: SeShutdownPrivilege	3384	Explorer.EXE
Token: SeCreatePagefilePrivilege	3384	Explorer.EXE
Token: SeShutdownPrivilege	3384	Explorer.EXE
Token: SeCreatePagefilePrivilege	3384	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

winver.exe5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe

pid process

3752 winver.exe
3348 5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe

pid	process
3752	winver.exe
3348	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exewinver.exe

description	pid	process	target process
PID 3348 wrote to memory of 3752	3348	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe	winver.exe
PID 3348 wrote to memory of 3752	3348	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe	winver.exe
PID 3348 wrote to memory of 3752	3348	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe	winver.exe
PID 3348 wrote to memory of 3752	3348	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe	winver.exe
PID 3752 wrote to memory of 3384	3752	winver.exe	Explorer.EXE
PID 3348 wrote to memory of 3384	3348	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe	Explorer.EXE
PID 3348 wrote to memory of 2640	3348	5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe	sihost.exe

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3384

C:\Users\Admin\AppData\Local\Temp\5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe
"C:\Users\Admin\AppData\Local\Temp\5711a015d2773eac466fe6d7c972920cd6c0a3998de07f67dbefe81b24b59fdc.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3348

C:\Windows\SysWOW64\winver.exe
winver
3⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3752 -s 300
4⤵
- Program crash
PID:2280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3348 -s 976
3⤵
- Program crash
PID:1248

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3752 -ip 3752
1⤵
PID:4660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3348 -ip 3348
1⤵
PID:1532

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2640-12-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/2640-18-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/3348-1-0x0000000004700000-0x0000000004D58000-memory.dmp

Filesize
6.3MB

Download
memory/3348-2-0x0000000003C50000-0x0000000003C51000-memory.dmp

Filesize
4KB

Download
memory/3348-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3348-9-0x0000000005B10000-0x0000000006510000-memory.dmp

Filesize
10.0MB

Download
memory/3348-14-0x0000000005B10000-0x0000000006510000-memory.dmp

Filesize
10.0MB

Download
memory/3348-17-0x0000000004700000-0x0000000004D58000-memory.dmp

Filesize
6.3MB

Download
memory/3384-4-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download
memory/3384-5-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download
memory/3384-10-0x0000000001E60000-0x0000000001E66000-memory.dmp

Filesize
24KB

Download