Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/09/2026, 18:10
Behavioral task
behavioral1
Sample
2026-09-05_702b23461bf7a0ccb5e92801e80b97aa_coinminer_elex_upatre_wannacry.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-09-05_702b23461bf7a0ccb5e92801e80b97aa_coinminer_elex_upatre_wannacry.exe
- Size 116KB
- Sample260907-wrz3xsdr21
- SHA256 cd62a99c88cbc343e5d0624fb77afaec34a4dc424b0ea20165edf4d083d440b6
- MD5 702b23461bf7a0ccb5e92801e80b97aa
- SHA1 762a4489040df790df0708cd6bb31cf3015751e4
- SHA512 8f57da53745e902436c8c912ebe22e848a30f4e205456fd5ed8d7dc94d68b31c0d841e02c27e9467ce02a1c305c92c76c50f1906d613221bf97acb5d177a7bba
- SSDEEP 768:MC/Z6W9TBkDh9ZXmoggggggLvggggggggUa+E68g:MQmF9f+1
- TLSH T1A2C318A063C016D9E6A31E36A172220DE18E7F63134B1FCB1BB8F1524BF13D36975668
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral2/memory/1844-0-0x0000000000400000-0x000000000041D000-memory.dmp UPX behavioral2/files/0x000700000001b85f-5.dat UPX behavioral2/memory/1844-10-0x0000000000400000-0x000000000041D000-memory.dmp UPX behavioral2/memory/5820-11-0x0000000000400000-0x000000000041D000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5820 btkba.exe -
resource yara_rule behavioral2/memory/1844-0-0x0000000000400000-0x000000000041D000-memory.dmp upx behavioral2/files/0x000700000001b85f-5.dat upx behavioral2/memory/1844-10-0x0000000000400000-0x000000000041D000-memory.dmp upx behavioral2/memory/5820-11-0x0000000000400000-0x000000000041D000-memory.dmp upx - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-09-05_702b23461bf7a0ccb5e92801e80b97aa_coinminer_elex_upatre_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language btkba.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1844 wrote to memory of 5820 1844 2026-09-05_702b23461bf7a0ccb5e92801e80b97aa_coinminer_elex_upatre_wannacry.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-05_702b23461bf7a0ccb5e92801e80b97aa_coinminer_elex_upatre_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-05_702b23461bf7a0ccb5e92801e80b97aa_coinminer_elex_upatre_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1844 -
C:\Users\Admin\AppData\Local\Temp\btkba.exe"C:\Users\Admin\AppData\Local\Temp\btkba.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5820
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\btkba.exe
- Size 116KB
- SHA256 763b1626908d07571c50cc6a650d1a8fb249d76dc61062d96420476b28f5dd32
- MD5 f259a014ceb9988ef2cd9aa946ac7954
- SHA1 96734765dc7f89b6b84b5a6a4bc73e21402a0260
- SHA512 19e7e38d60ab471b8ddd6cc122656dd70d3f1da2d6959547d2d70305854320ac6950a9cad1d5dbf7ef50b877c8cec525c2bbf4f9c59a7c45909d2f527bb05a83
- SSDEEP 768:MC/Z6W9TBkDh9ZXmoggggggLvggggggggUa+E68p:MQmF9f+E
- TLSH T1E5C317A423C015D9E6A31E36A172220DE18E7F63134B5FCB1AB8F1524BF27D36D71668
- MD5 SHA1 SHA512 SSDEEP TLSH