24de2ecc32ea6b53430084771f000ff50fb1d53b3cee1a5c68d1ecaff0418bd2

Analysis

max time kernel
118s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 21:18

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General

Target

980836cd4ef2e452cdb1efc01bc92640N.exe
Size

225KB
MD5

980836cd4ef2e452cdb1efc01bc92640
SHA1

0ccd5e8ba606c93cbbd40a664d40e87a78be365a
SHA256

24de2ecc32ea6b53430084771f000ff50fb1d53b3cee1a5c68d1ecaff0418bd2
SHA512

27f87aa77eaeb7c65ca1a0d6fc400697a462a0aded1b9d643d4fa37bd209b5c71e7fa2e48ac1b6d606723cac889d323da894794201933c3826dc2ce51ffb3d23
SSDEEP

6144:KA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:KATuTAnKGwUAW3ycQqgf

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
1908	3268	WerFault.exe	98
1804	4904	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	980836cd4ef2e452cdb1efc01bc92640N.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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
4904	980836cd4ef2e452cdb1efc01bc92640N.exe
4904	980836cd4ef2e452cdb1efc01bc92640N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE
Token: SeShutdownPrivilege	3504	Explorer.EXE
Token: SeCreatePagefilePrivilege	3504	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3268	winver.exe
4904	980836cd4ef2e452cdb1efc01bc92640N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3504	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 3268	4904	980836cd4ef2e452cdb1efc01bc92640N.exe	98
PID 4904 wrote to memory of 3268	4904	980836cd4ef2e452cdb1efc01bc92640N.exe	98
PID 4904 wrote to memory of 3268	4904	980836cd4ef2e452cdb1efc01bc92640N.exe	98
PID 4904 wrote to memory of 3268	4904	980836cd4ef2e452cdb1efc01bc92640N.exe	98
PID 3268 wrote to memory of 3504	3268	winver.exe	56
PID 4904 wrote to memory of 3504	4904	980836cd4ef2e452cdb1efc01bc92640N.exe	56
PID 4904 wrote to memory of 2548	4904	980836cd4ef2e452cdb1efc01bc92640N.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2548

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3504
- C:\Users\Admin\AppData\Local\Temp\980836cd4ef2e452cdb1efc01bc92640N.exe
  "C:\Users\Admin\AppData\Local\Temp\980836cd4ef2e452cdb1efc01bc92640N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4904
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3268
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3268 -s 300
      4⤵
      Program crash
      PID:1908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4904 -s 956
    3⤵
    - Program crash
    PID:1804

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3268 -ip 3268
1⤵
PID:3748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4904 -ip 4904
1⤵
PID:216

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

Replay Monitor

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Downloads

memory/2548-12-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

Filesize
24KB

Download
memory/2548-18-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

Filesize
24KB

Download
memory/3504-4-0x0000000000510000-0x0000000000516000-memory.dmp

Filesize
24KB

Download
memory/3504-5-0x0000000000510000-0x0000000000516000-memory.dmp

Filesize
24KB

Download
memory/3504-10-0x0000000002040000-0x0000000002046000-memory.dmp

Filesize
24KB

Download
memory/4904-1-0x0000000004520000-0x0000000004B78000-memory.dmp

Filesize
6.3MB

Download
memory/4904-2-0x0000000003C80000-0x0000000003C81000-memory.dmp

Filesize
4KB

Download
memory/4904-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4904-9-0x0000000005A70000-0x0000000006470000-memory.dmp

Filesize
10.0MB

Download
memory/4904-13-0x0000000005A70000-0x0000000006470000-memory.dmp

Filesize
10.0MB

Download
memory/4904-17-0x0000000004520000-0x0000000004B78000-memory.dmp

Filesize
6.3MB

Download