Analysis
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max time kernel
99s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-12-2024 02:23
Static task
static1
Behavioral task
behavioral1
Sample
72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe
Resource
win7-20240708-en
General
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Target
72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe
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Size
1.8MB
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MD5
940edd2fe38fed6be3308104058c852a
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SHA1
04fdb57735acbc164de276ef08ecbff5051a7032
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SHA256
72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5
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SHA512
5bd88842fee9aef912c96e1f70727144b79be9bb7c77db7b7f4ad95b102e056958367fbdeff23a171b54291541c09ad05a13f1a658c6fe5c37cef024c8b835f8
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SSDEEP
49152:zZwpXCO24wODHECfn6as2d51IeidIy1x:mpXCO2RODHE4nls8I5uo
Malware Config
Extracted
lumma
https://sordid-snaked.cyou/api
https://awake-weaves.cyou/api
https://wrathful-jammy.cyou/api
https://debonairnukk.xyz/api
https://diffuculttan.xyz/api
https://effecterectz.xyz/api
https://deafeninggeh.biz/api
https://immureprech.biz/api
https://tacitglibbr.biz/api
Extracted
stealc
stok
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Extracted
lumma
https://tacitglibbr.biz/api
Signatures
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Lumma family
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection XYH0MBZ7P012DG0316CFTZ0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" XYH0MBZ7P012DG0316CFTZ0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" XYH0MBZ7P012DG0316CFTZ0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" XYH0MBZ7P012DG0316CFTZ0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" XYH0MBZ7P012DG0316CFTZ0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" XYH0MBZ7P012DG0316CFTZ0.exe -
Stealc family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ XYH0MBZ7P012DG0316CFTZ0.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 6 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion XYH0MBZ7P012DG0316CFTZ0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion XYH0MBZ7P012DG0316CFTZ0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe -
Executes dropped EXE 2 IoCs
pid Process 1500 XYH0MBZ7P012DG0316CFTZ0.exe 2460 4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe -
Identifies Wine through registry keys 2 TTPs 3 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine XYH0MBZ7P012DG0316CFTZ0.exe Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Wine 4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features XYH0MBZ7P012DG0316CFTZ0.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" XYH0MBZ7P012DG0316CFTZ0.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 1500 XYH0MBZ7P012DG0316CFTZ0.exe 2460 4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language XYH0MBZ7P012DG0316CFTZ0.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 1500 XYH0MBZ7P012DG0316CFTZ0.exe 1500 XYH0MBZ7P012DG0316CFTZ0.exe 2460 4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe 2460 4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe 1500 XYH0MBZ7P012DG0316CFTZ0.exe 1500 XYH0MBZ7P012DG0316CFTZ0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1500 XYH0MBZ7P012DG0316CFTZ0.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3548 wrote to memory of 1500 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 86 PID 3548 wrote to memory of 1500 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 86 PID 3548 wrote to memory of 1500 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 86 PID 3548 wrote to memory of 2460 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 90 PID 3548 wrote to memory of 2460 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 90 PID 3548 wrote to memory of 2460 3548 72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe"C:\Users\Admin\AppData\Local\Temp\72e93a91b256ea02b5fe97522f27e871f84005ff0a0fbbd5fdd415f861c361e5.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3548 -
C:\Users\Admin\AppData\Local\Temp\XYH0MBZ7P012DG0316CFTZ0.exe"C:\Users\Admin\AppData\Local\Temp\XYH0MBZ7P012DG0316CFTZ0.exe"2⤵
- Modifies Windows Defender Real-time Protection settings
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Windows security modification
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1500
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C:\Users\Admin\AppData\Local\Temp\4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe"C:\Users\Admin\AppData\Local\Temp\4XC98MVHSMN8D1LJ1AIJNV6QZK5H38U.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2460
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Network
MITRE ATT&CK Enterprise v15
Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
2Virtualization/Sandbox Evasion
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.7MB
MD5f660a7ff99befe7ae52d2636a0e8db46
SHA141b7e90dbf2ce54bd4e3048d0dc1b7e9d59d81ee
SHA256526d8ce745c14bac28de547ee616d66bec13517e558da772982b41cb9d6dda62
SHA5124f13dc0b5c8003b3dc7a5f3faa02c4e103da106722d53494a74e419756d1ce8c35b308641e7690bb932002b0d16411caedb60e63138d33cbfe78520ca8bd0240
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Filesize
2.6MB
MD5e5cfad81f5397d7eeed2e7251b7e6e7a
SHA184184161e1b542773e5c74909ce37bb1f8f2238e
SHA25646cb31f14f15b4f13d203fe4138401adccf3163cf405fe907e7ee86bbd1c2387
SHA512fad966d925810d75be01d20b2b2bbf45755a30d385754878764fec0f1d45100490ba8c4ea279429f91c627cfa8f6b0e2abc70abdb8b645dddf1abd4cf021656a