c9568385fd09703e627bf89dee3bd0e07421b941e79b7a957c60404ef0918a5a

Analysis

max time kernel
117s
max time network
96s
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, 19:01

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General

Target
44117ba4a17413501afcbfc995a3b630N.exe
Size 237KB
Sample240726-xpcqaa1gnf
SHA256 c9568385fd09703e627bf89dee3bd0e07421b941e79b7a957c60404ef0918a5a
MD5 44117ba4a17413501afcbfc995a3b630
SHA1 28ddf42d2a0d0ffe6d1d8b91275058bf14c5c3e5
SHA512 c157c96217e587512602b4102033caadecc3fcc751521493ae13e737ad8ecf45f2dbcaa7668efd54a2d16a341e6a382e6114ccb5ee4ab8994cf6ad4fd38a57a4
SSDEEP 6144:yA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:yATuTAnKGwUAWVycQqgj
MD5 SHA1 SHA512 SSDEEP

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
4716	4816	WerFault.exe	105
5052	4388	WerFault.exe	83

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	44117ba4a17413501afcbfc995a3b630N.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
4388	44117ba4a17413501afcbfc995a3b630N.exe
4388	44117ba4a17413501afcbfc995a3b630N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4816	winver.exe
4388	44117ba4a17413501afcbfc995a3b630N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3412	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4388 wrote to memory of 4816	4388	44117ba4a17413501afcbfc995a3b630N.exe	105
PID 4388 wrote to memory of 4816	4388	44117ba4a17413501afcbfc995a3b630N.exe	105
PID 4388 wrote to memory of 4816	4388	44117ba4a17413501afcbfc995a3b630N.exe	105
PID 4388 wrote to memory of 4816	4388	44117ba4a17413501afcbfc995a3b630N.exe	105
PID 4816 wrote to memory of 3412	4816	winver.exe	56
PID 4388 wrote to memory of 3412	4388	44117ba4a17413501afcbfc995a3b630N.exe	56
PID 4388 wrote to memory of 2864	4388	44117ba4a17413501afcbfc995a3b630N.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2864

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3412
- C:\Users\Admin\AppData\Local\Temp\44117ba4a17413501afcbfc995a3b630N.exe
  "C:\Users\Admin\AppData\Local\Temp\44117ba4a17413501afcbfc995a3b630N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4388
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4816
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 300
      4⤵
      Program crash
      PID:4716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4388 -s 984
    3⤵
    - Program crash
    PID:5052

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4816 -ip 4816
1⤵
PID:4352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4388 -ip 4388
1⤵
PID:4256

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/2864-12-0x0000000000D20000-0x0000000000D26000-memory.dmp

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memory/2864-18-0x0000000000D20000-0x0000000000D26000-memory.dmp

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memory/3412-5-0x0000000000F40000-0x0000000000F46000-memory.dmp

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memory/3412-4-0x0000000000F40000-0x0000000000F46000-memory.dmp

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memory/3412-9-0x0000000000FB0000-0x0000000000FB6000-memory.dmp

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memory/4388-1-0x0000000004760000-0x0000000004DB8000-memory.dmp

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memory/4388-2-0x0000000003EE0000-0x0000000003EE1000-memory.dmp

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memory/4388-6-0x0000000000400000-0x000000000043F000-memory.dmp

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memory/4388-8-0x0000000005870000-0x0000000006270000-memory.dmp

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memory/4388-13-0x0000000005870000-0x0000000006270000-memory.dmp

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memory/4388-17-0x0000000004760000-0x0000000004DB8000-memory.dmp

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