Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/08/2026, 04:45
Behavioral task
behavioral1
Sample
2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260824-fdc38sysax
- SHA256 e4a727666f9fcbfd795e94f9270b32b146ed58fef0857ec1eb19a0a0c1ea1c5e
- MD5 960270a33d1f552b7a61959ad23f700c
- SHA1 c3848cd222f67bdeb3176262aa2f3148a1ac2abd
- SHA512 2f431e12ff79cb434aff86282474e9e3bf33c9fc665786e3bda7ffb267f1753343983e2474a6ffc1415c335be80587e74b9881e08593ad3de41a52b2e2b1cd1e
- SSDEEP 12288:fSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:qvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T171357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000700000001b85f-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000700000001b85f-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4144-0-0x0000000000620000-0x00000000006AC000-memory.dmp UPX behavioral2/memory/1060-3-0x0000000000FC0000-0x000000000104C000-memory.dmp UPX behavioral2/files/0x000700000001b85f-2.dat UPX behavioral2/memory/4144-16-0x0000000000620000-0x00000000006AC000-memory.dmp UPX behavioral2/memory/1060-17-0x0000000000FC0000-0x000000000104C000-memory.dmp UPX behavioral2/memory/1060-28-0x0000000000FC0000-0x000000000104C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1060 c143925a - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 2 223.5.5.5 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 16 114.114.114.114 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 17 223.5.5.5 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 77 114.114.114.114 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 78 223.5.5.5 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c143925a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c143925a File created C:\Windows\SysWOW64\c143925a 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe -
resource yara_rule behavioral2/memory/4144-0-0x0000000000620000-0x00000000006AC000-memory.dmp upx behavioral2/memory/1060-3-0x0000000000FC0000-0x000000000104C000-memory.dmp upx behavioral2/files/0x000700000001b85f-2.dat upx behavioral2/memory/4144-16-0x0000000000620000-0x00000000006AC000-memory.dmp upx behavioral2/memory/1060-17-0x0000000000FC0000-0x000000000104C000-memory.dmp upx behavioral2/memory/1060-28-0x0000000000FC0000-0x000000000104C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1225c8 c143925a File opened for modification C:\Windows\46f260 2026-08-23_960270a33d1f552b7a61959ad23f700c_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 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c143925a - 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\Content\CachePrefix c143925a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c143925a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c143925a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c143925a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c143925a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c143925a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c143925a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c143925a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c143925a - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1060 c143925a 1060 c143925a 1060 c143925a 1060 c143925a 1060 c143925a 1060 c143925a 1060 c143925a 1060 c143925a 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4144 2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 1060 c143925a Token: SeTcbPrivilege 1060 c143925a
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-23_960270a33d1f552b7a61959ad23f700c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-23_960270a33d1f552b7a61959ad23f700c_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:4144
-
C:\Windows\Syswow64\c143925aC:\Windows\Syswow64\c143925a1⤵
- 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:1060
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c143925a
- Size 1.1MB
- SHA256 8d314bc751339187f83238809dd8750bc55fe8a206c9887ff402083b0f3a2366
- MD5 7eed4010ba3232f78c4a4cbbf550e7d8
- SHA1 38738969f3f7482dc3da0566bb41c2cf946fa405
- SHA512 97bd1c5ad2f1f2271df526ef51fac988c3e0c2aaf449d0f58d1e2ab4f1ab016ff0402a74ec9f809f0c8efe6011eae74d8174e468637e8b9cbba2e23c41988b70
- SSDEEP 12288:USvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:nvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T115357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH