517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952

Analysis

max time kernel
107s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04/01/2025, 14:26

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General

Target

517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe
Size

596KB
MD5

74ea3fe876df4812df04805cb921edb0
SHA1

43ba407cf7cb376fbc9932eb6b3142a3d606bdeb
SHA256

517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952
SHA512

f3b26517d67c0843b1ef57a7059d11b51bcbefb07ee092946c36722e29cf7d7131473ed6e9ff3a37a1655258e03199b3ceeec3171e67efc29abf3b23c1408b2a
SSDEEP

6144:Zs9C0eaieHm71o2pL2IMJDoMc2ZNu5GQpsnp/yFPMsXnQODVNIg+cTtgJ7AOyZja:Zs9C0eaieHmO292D3//yFPMsXkJ7MmkE

Score

8^/10

credential_access discovery execution persistence privilege_escalation spyware stealer

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
11	4128	rundll32.exe

Downloads MZ/PE file

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	Gxtuum.exe

Executes dropped EXE 3 IoCs

pid	Process
2132	Gxtuum.exe
2040	Gxtuum.exe
2284	Gxtuum.exe

Loads dropped DLL 2 IoCs

pid	Process
2612	rundll32.exe
4128	rundll32.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\Gxtuum.job	517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2088	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Gxtuum.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
1208	netsh.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
4128	rundll32.exe
2088	powershell.exe
2088	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2088	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1748	517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 2132	1748	517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe	81
PID 1748 wrote to memory of 2132	1748	517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe	81
PID 1748 wrote to memory of 2132	1748	517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe	81
PID 2132 wrote to memory of 2612	2132	Gxtuum.exe	83
PID 2132 wrote to memory of 2612	2132	Gxtuum.exe	83
PID 2132 wrote to memory of 2612	2132	Gxtuum.exe	83
PID 2612 wrote to memory of 4128	2612	rundll32.exe	84
PID 2612 wrote to memory of 4128	2612	rundll32.exe	84
PID 4128 wrote to memory of 1208	4128	rundll32.exe	85
PID 4128 wrote to memory of 1208	4128	rundll32.exe	85
PID 4128 wrote to memory of 2088	4128	rundll32.exe	87
PID 4128 wrote to memory of 2088	4128	rundll32.exe	87

C:\Users\Admin\AppData\Local\Temp\517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe
"C:\Users\Admin\AppData\Local\Temp\517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952N.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Users\Admin\AppData\Local\Temp\3660607b8b\Gxtuum.exe
  "C:\Users\Admin\AppData\Local\Temp\3660607b8b\Gxtuum.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\44c9c3d1e2ec03\cred64.dll, Main
    3⤵
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2612
  - - C:\Windows\system32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\44c9c3d1e2ec03\cred64.dll, Main
      4⤵
      Blocklisted process makes network request
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:4128
    - - C:\Windows\system32\netsh.exe
        
        netsh wlan show profiles
        5⤵
        Event Triggered Execution: Netsh Helper DLL
        System Network Configuration Discovery: Wi-Fi Discovery
        
        PID:1208
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\442511616637_Desktop.zip' -CompressionLevel Optimal
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:2088

C:\Users\Admin\AppData\Local\Temp\3660607b8b\Gxtuum.exe
C:\Users\Admin\AppData\Local\Temp\3660607b8b\Gxtuum.exe
1⤵
- Executes dropped EXE
PID:2040

C:\Users\Admin\AppData\Local\Temp\3660607b8b\Gxtuum.exe
C:\Users\Admin\AppData\Local\Temp\3660607b8b\Gxtuum.exe
1⤵
- Executes dropped EXE
PID:2284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Wi-Fi Discovery

T1016.002

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\3660607b8b\Gxtuum.exe

Filesize
596KB

MD5
74ea3fe876df4812df04805cb921edb0

SHA1
43ba407cf7cb376fbc9932eb6b3142a3d606bdeb

SHA256
517422af0bb3ad483144aaf489017311678f4af7cec58f5dafe68a0db9bd5952

SHA512
f3b26517d67c0843b1ef57a7059d11b51bcbefb07ee092946c36722e29cf7d7131473ed6e9ff3a37a1655258e03199b3ceeec3171e67efc29abf3b23c1408b2a

Download Submit
C:\Users\Admin\AppData\Local\Temp\442511616637_Desktop.zip

Filesize
76KB

MD5
451b4de9b481a633dafbea6b1aed8470

SHA1
130228c1a2f43b72316f991a89f3c89901e2720a

SHA256
5ae5e56f760be5573840bc9c5499e7de0e4e0249b7f86a1eb2f4e08844a8d9cc

SHA512
dfa3d610565cbfca7f3e46f727a2cce4076ba665eccc285f8f10dc1ea81cb9b97e4db6bc30af14fdfe84e1511847e335a11a8c3b3b8a70e997a61f2386e03532

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\BackupApprove.xlsx

Filesize
15KB

MD5
8bdc232a0dfeef0f1c64a2d27a3b2169

SHA1
e0ddb7acee2e4db826bbc73653402ee4799e98c7

SHA256
bcb8da7bb0d0179c5cc8b03fd3d6070eda657454ac308a685d6f7f6946b469f8

SHA512
3d5e41b5c142f77bcba2070d0e70ecfab072196e674eccffad8cf165f1e4faefe78b9e94cdf5e2bc35e7cf886817b6fcb8ebe114f000ab8763934b6e54867bc9

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\MeasureRegister.xlsx

Filesize
9KB

MD5
a8f702e52e3c99f1a981036d2b70afde

SHA1
c9f12b4b680ca5093f604572993008793eef4696

SHA256
196ebaddb32885ed5b1a9c539c595536926e7d9b402c3b2dd9410b5d7cce98af

SHA512
5bc039a6ef03f2885a2890f4306ceb9c9483dda30bcd672abc7ccb737320aa2242c1563c00ca1f2d43dda024f525a3bda39a3bdea51d7a03839df60b19e8e8d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\MeasureWait.docx

Filesize
15KB

MD5
ce212900311d33aeccc9fe1106b74a66

SHA1
9e42bb527f62382e0ddb0a7dfb147c1d20ab35f6

SHA256
e90c4eb0293fcad38fd69063695450767c4754fb3f084593b15fd9ab934f8c50

SHA512
b0aa4904e25f8b84650dc9e3a098ec99406af60d901361f0ae8424c9296e50412c41809489ab5015ad3c382af155e6ada76b62753bcf39ba054a684b7550a507

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\ReceiveEnable.docx

Filesize
17KB

MD5
860e0a383cfd56dddfa43599e92bc5b4

SHA1
23d84c2bb2a27532ef0c150a22cc398d8055c9ba

SHA256
1e62865b28e8a3a65344b9f3cfc63f5efa4d950d61aa9eb08474742947991f88

SHA512
e6ce642b0d5a7674007aecac1701279fdd723855c2131970e0bc74ed517f86ebe42102426f92f880bc6dae1313b81f3e823287869989bc01d3179480ddd411f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\RestartConvertTo.docx

Filesize
19KB

MD5
735de501ef00e3714a0f14929ee9bac6

SHA1
0141183cdafeefe473e6c8051751123cefd09c37

SHA256
b7cb1208df67cb7030c5c5e0a6744e9bb8dabacb35d82b8b22f051f61fb13759

SHA512
475492a9c2444abac89e7c470f51eb82d96230f2c639bdc8d092e5f87585971425f3000fabe5142ba8014d4977b2ff895d0b6a5f688b4869c4e747dd8100462d

Download Submit
C:\Users\Admin\AppData\Local\Temp\_Files_\StepRemove.xlsx

Filesize
16KB

MD5
ee69af2a7bee15e2a86e7dacb2becec8

SHA1
5ba564bc337b3c64f1668b7e708c00174c88e162

SHA256
9b17aa0c257a6c4dd43868feeca4be932036a1c02a2030c58cbdce3deb0e5e37

SHA512
9febab521b240c7b6ab7d2963c34bbdcb5e6363ff4c4dc3bec56d2ab2813603f7e252a1b31250733801f55d02e7d45905999a5906733247b819a829426a24433

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_upe2kpnl.ykx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\44c9c3d1e2ec03\cred64.dll

Filesize
1.2MB

MD5
478cf1466756aec3b32c8cc61fc5c6c6

SHA1
201c3726ce7759de084693759c405d4ff7bf4cd9

SHA256
92c5b1eae5d9f4eb47debd827d3168fb8ab989753262747c04ffee38c010e192

SHA512
2e1e413f02655fec855d081c96ca950701db546a28e4fb66cf5c7593dd39d8eca70882705e82260570193b5e4ecdaec144b2af514144175f1a35ed22f98a3b75

Download Submit
memory/2088-37-0x000001DEB5500000-0x000001DEB550A000-memory.dmp

Filesize
40KB

Download
memory/2088-36-0x000001DEB5520000-0x000001DEB5532000-memory.dmp

Filesize
72KB

Download
memory/2088-35-0x000001DEB5130000-0x000001DEB5152000-memory.dmp

Filesize
136KB

Download