Analysis
-
max time kernel
95s -
max time network
148s -
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 02:17
Static task
static1
Behavioral task
behavioral1
Sample
55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe
Resource
win7-20240708-en
General
-
Target
55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe
-
Size
1.8MB
-
MD5
cc0ed26087a0b2c7fa2c5090bf1b486c
-
SHA1
754b088c7de26fc2bfbc790b890d258f4e04e6cc
-
SHA256
55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422
-
SHA512
d48400779c894af61c9950d0b7acacb1a4a5c15a0994e3ff1d2c6879fac25ed94237fe7d9acede5d8534f556d0f204ff1228414e943a5d0abec7e6b41630d1f3
-
SSDEEP
49152:YYyJmJB6uY/HurfHt2Bkk17fG5SKBOAV4Cl2C:ST/mPtgkqG5SKB6C
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
-
url_path
/c4becf79229cb002.php
Extracted
lumma
https://tacitglibbr.biz/api
Signatures
-
Lumma family
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection ELXVULOYEUU112WWG9P6G8PN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" ELXVULOYEUU112WWG9P6G8PN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" ELXVULOYEUU112WWG9P6G8PN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" ELXVULOYEUU112WWG9P6G8PN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" ELXVULOYEUU112WWG9P6G8PN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" ELXVULOYEUU112WWG9P6G8PN.exe -
Stealc family
-
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ELXVULOYEUU112WWG9P6G8PN.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.exe -
Downloads MZ/PE file
-
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\SystemBiosVersion 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ELXVULOYEUU112WWG9P6G8PN.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ELXVULOYEUU112WWG9P6G8PN.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.exe -
Executes dropped EXE 2 IoCs
pid Process 1808 ELXVULOYEUU112WWG9P6G8PN.exe 324 HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.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-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine ELXVULOYEUU112WWG9P6G8PN.exe Key opened \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Wine HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.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.
-
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features ELXVULOYEUU112WWG9P6G8PN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" ELXVULOYEUU112WWG9P6G8PN.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 1808 ELXVULOYEUU112WWG9P6G8PN.exe 324 HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.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 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ELXVULOYEUU112WWG9P6G8PN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 1808 ELXVULOYEUU112WWG9P6G8PN.exe 1808 ELXVULOYEUU112WWG9P6G8PN.exe 324 HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.exe 324 HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.exe 1808 ELXVULOYEUU112WWG9P6G8PN.exe 1808 ELXVULOYEUU112WWG9P6G8PN.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1808 ELXVULOYEUU112WWG9P6G8PN.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4676 wrote to memory of 1808 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 83 PID 4676 wrote to memory of 1808 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 83 PID 4676 wrote to memory of 1808 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 83 PID 4676 wrote to memory of 324 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 84 PID 4676 wrote to memory of 324 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 84 PID 4676 wrote to memory of 324 4676 55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.exe"C:\Users\Admin\AppData\Local\Temp\55057c4ee590fc8337d23e68a57fa8307511c182eeec107e9fd795778b91f422.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:4676 -
C:\Users\Admin\AppData\Local\Temp\ELXVULOYEUU112WWG9P6G8PN.exe"C:\Users\Admin\AppData\Local\Temp\ELXVULOYEUU112WWG9P6G8PN.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:1808
-
-
C:\Users\Admin\AppData\Local\Temp\HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.exe"C:\Users\Admin\AppData\Local\Temp\HXGPC9CWUAL8DR5SOQ8F8BG5TSFA.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:324
-
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
-
Filesize
2.6MB
MD5e5cfad81f5397d7eeed2e7251b7e6e7a
SHA184184161e1b542773e5c74909ce37bb1f8f2238e
SHA25646cb31f14f15b4f13d203fe4138401adccf3163cf405fe907e7ee86bbd1c2387
SHA512fad966d925810d75be01d20b2b2bbf45755a30d385754878764fec0f1d45100490ba8c4ea279429f91c627cfa8f6b0e2abc70abdb8b645dddf1abd4cf021656a
-
Filesize
1.7MB
MD5f660a7ff99befe7ae52d2636a0e8db46
SHA141b7e90dbf2ce54bd4e3048d0dc1b7e9d59d81ee
SHA256526d8ce745c14bac28de547ee616d66bec13517e558da772982b41cb9d6dda62
SHA5124f13dc0b5c8003b3dc7a5f3faa02c4e103da106722d53494a74e419756d1ce8c35b308641e7690bb932002b0d16411caedb60e63138d33cbfe78520ca8bd0240