Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/10/2026, 18:45
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
mw3.exe
Resource
win10v2004-20260911-en
13 signatures
150 seconds
Behavioral task
behavioral2
Sample
mw3.exe
Resource
win11ltsc2024-20260911-en
13 signatures
150 seconds
General
- Target mw3.exe
- Size 3.8MB
- Sample261029-xee3nasx4k
- SHA256 f05e79442b2ee0fcda6ac319ecd0d1c45a56bbe418a0fcdc40209daee95dea67
- MD5 9242ad20db1fd0c62011d4614a082adc
- SHA1 0bcf53e543bba239baeb0ab6500a21326a3a8933
- SHA512 de7f6b86d5cc462ee32aab15e9020644cdeeedbe31427d6ebd31dcd5c9e447e2eaa39418d4a6d6aca9c688480c91a434594eb3ee594a1b69a7b7b432d67ab987
- SSDEEP 49152:129BvtchdTOZVZGdzvchdTOZVZGdzSyw:129Xc3UVevc3UVe
- TLSH T103064A1AC6ED985FE1F662B592441970C0A1DAE7810EC8DE319E7FECDD66C006D18ECB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Family: DarkSideRAT
DarkSideRAT is a remote access trojan.
- Detects DarkSideRAT 1 IoCs
resource yara_rule behavioral2/files/0x000d00000001c4a2-28.dat family_darksiderat - Downloads MZ/PE file 1 IoCs
flow pid Process 4 2248 mw3.exe - Sets service image path in registry 3 TTPs 1 IoCs
This determines the executable launched when a service starts. It can be used to establish persistence.
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\cKFykroHBdVNsfrNKkUziFRuwlZ\ImagePath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\cKFykroHBdVNsfrNKkUziFRuwlZ" Y4ZnG.exe - Executes dropped EXE 2 IoCs
pid Process 2660 Y4ZnG.exe 4232 ox_1793299550720.exe - Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\SoftwareDistribution\Download\Y4ZnG.sys mw3.exe File created C:\Windows\SoftwareDistribution\Download\Y4ZnG.exe mw3.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 1640 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname mw3.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain mw3.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2660 Y4ZnG.exe 2660 Y4ZnG.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2660 Y4ZnG.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2660 Y4ZnG.exe Token: SeLoadDriverPrivilege 2660 Y4ZnG.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2248 wrote to memory of 2660 2248 mw3.exe 90 PID 2248 wrote to memory of 3184 2248 mw3.exe 92 PID 3184 wrote to memory of 4232 3184 cmd.exe 94 PID 2248 wrote to memory of 1640 2248 mw3.exe 98
Processes
-
C:\Users\Admin\AppData\Local\Temp\mw3.exe"C:\Users\Admin\AppData\Local\Temp\mw3.exe"1⤵
- Downloads MZ/PE file
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of WriteProcessMemory
PID:2248 -
C:\Windows\SoftwareDistribution\Download\Y4ZnG.exe"C:\Windows\SoftwareDistribution\Download\Y4ZnG.exe" -map C:\Windows\SoftwareDistribution\Download\Y4ZnG.sys2⤵
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2660
-
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C:\Windows\system32\cmd.exe/c start C:\Users\Admin\AppData\Local\Temp\ox_1793299550720.exe2⤵
- Suspicious use of WriteProcessMemory
PID:3184 -
C:\Users\Admin\AppData\Local\Temp\ox_1793299550720.exeC:\Users\Admin\AppData\Local\Temp\ox_1793299550720.exe3⤵
- Executes dropped EXE
PID:4232
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c pause2⤵
- Executes a command shell one-liner
PID:1640
-
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\2T8DCGKW\Retev[1].htm
- Size 67KB
- SHA256 245c4870dbf4b2f0102835addb1780d845bd1c31d5ac2a8ac7a5dfe993d6365f
- MD5 32b268f7114cd6816d3b1c0558e88f95
- SHA1 1d0caf4582173eb45e0be05134ed432a21f5af55
- SHA512 9b453ea4ac1ec6f216629ca16654e78f02fb61af8158eb3153e3fbecaae8e78b50c53242c4e76a93d59f3f3150392805a18892b103cd689d6814c7984b5e866b
- SSDEEP 768:d8w6iBGb+IyfJoTOBPca/CCNNl1uHBNdXIBMEB44w7Fv6NDzSkzNT2L:PIyfiTOpZNiMMuw7Z6NDzPNTI
- TLSH T18363E735C9A9B13FD3199C78DE060D84DF62BC8A4784BF97A7D11CE60F92A902F1D681
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\SoftwareDistribution\Download\Y4ZnG.exe
- Size 1.8MB
- SHA256 46dd000e731a51f59b2c5483447e179a10cb3e01d9256bd6a9567eb1ee7425df
- MD5 e57e13694f34ddcde3402db2e01aabd2
- SHA1 31ef6d3bb1970fb52f90ac4ed34ed801fc004f69
- SHA512 dc1ccc07cb2cafcd3491382a0ebfa5af8ae30f90344acbc44b0626f5e611496e9b65f4625dca015acd778e2952d6dcd11065cc2bf31106c786eba2da91f29cf9
- SSDEEP 24576:f0Bv4kOdGcNqFjokufAYth7OSt9CVMXkSJdzcxbDke:cBvtchdTOZVZGdz
- TLSH T18C85391AC6ED985FE1E662B592841970C0A1DAE7810EC8DE314E7FECDDA5D007D18ECB
- MD5 SHA1 SHA512 SSDEEP TLSH