Analysis
- max time kernel
150s - max time network
155s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 00:01
Behavioral task
behavioral1
Sample
2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
13 signatures
150 seconds
General
- Target 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260803-abc3kathmc
- SHA256 9a00c1ca8fa7d2b43c747f16b50f4f25311cf573d8033328d1091bdf259275b8
- MD5 92bf680e0db40303d5b9c6907a71d364
- SHA1 e986f16cf408e8bafb2f736850a3584982bee5a6
- SHA512 4379bec73833a28464d090d16a5df67509811f482be344e03abccbf240378e3eaea2c6c8f2a27d7a51937fb19f40b5b3a1c2ae2d202b3d572c6ca0d72c8ee7f4
- SSDEEP 24576:wvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:wHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1AB858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000900000001138e-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000900000001138e-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4320-0-0x00000000009C0000-0x0000000000A4C000-memory.dmp UPX behavioral2/files/0x000900000001138e-2.dat UPX behavioral2/memory/4512-4-0x00000000002C0000-0x000000000034C000-memory.dmp UPX behavioral2/memory/4320-18-0x00000000009C0000-0x0000000000A4C000-memory.dmp UPX behavioral2/memory/4512-19-0x00000000002C0000-0x000000000034C000-memory.dmp UPX behavioral2/memory/4512-31-0x00000000002C0000-0x000000000034C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4512 8058f9b2 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 18 223.5.5.5 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 17 114.114.114.114 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8058f9b2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8058f9b2 File created C:\Windows\SysWOW64\8058f9b2 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8058f9b2 -
resource yara_rule behavioral2/memory/4320-0-0x00000000009C0000-0x0000000000A4C000-memory.dmp upx behavioral2/files/0x000900000001138e-2.dat upx behavioral2/memory/4512-4-0x00000000002C0000-0x000000000034C000-memory.dmp upx behavioral2/memory/4320-18-0x00000000009C0000-0x0000000000A4C000-memory.dmp upx behavioral2/memory/4512-19-0x00000000002C0000-0x000000000034C000-memory.dmp upx behavioral2/memory/4512-31-0x00000000002C0000-0x000000000034C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4d3f40 8058f9b2 File opened for modification C:\Windows\49f5c0 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - 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 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8058f9b2 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8058f9b2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8058f9b2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8058f9b2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8058f9b2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8058f9b2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8058f9b2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8058f9b2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8058f9b2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 8058f9b2 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4512 8058f9b2 4512 8058f9b2 4512 8058f9b2 4512 8058f9b2 4512 8058f9b2 4512 8058f9b2 4512 8058f9b2 4512 8058f9b2 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4320 2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4512 8058f9b2 Token: SeTcbPrivilege 4512 8058f9b2
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_92bf680e0db40303d5b9c6907a71d364_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4320
-
C:\Windows\Syswow64\8058f9b2C:\Windows\Syswow64\8058f9b21⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4512
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\8058f9b2
- Size 1.7MB
- SHA256 6c18b7cc224d286f31b68a7fc12076ac409c8b1cfa52285e1d60239fd931df06
- MD5 d677bfd7119cc838798c67f12414a590
- SHA1 40bc47e4c1735667424f309507f4d95e3ade0d7e
- SHA512 f854e95d1e3ab35f38c8568769c055fc3de295948b841fc56af7e5b966c47a284586f36aaf8567ea2fc85583633ffacad19d21cf7d8fd0237ac68941a84adad9
- SSDEEP 24576:PvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:PHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1AA858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH