Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/08/2026, 00:14
Behavioral task
behavioral1
Sample
2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260814-ajtehs1erc
- SHA256 ea3cc2b482ca4b3ed9313fb1a910e4efcf01e2dbe6617ecc18d3f6ae5e95722f
- MD5 9c912a705f727f1b44507b625ea36729
- SHA1 cc07e0dac6cb24028826b4fcf9e867413b8d5b88
- SHA512 059865a9066fab63a8f8758c5fb3707061694735711f1b07f1a8c4285f61e6b7a59912f414cd65c4ac83be65112aeb6718b5d344e57e3e332db3949f83fdd411
- SSDEEP 12288:VSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:UvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T127357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x001b0000000118e7-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x001b0000000118e7-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/7152-0-0x0000000000E80000-0x0000000000F0C000-memory.dmp UPX behavioral2/files/0x001b0000000118e7-2.dat UPX behavioral2/memory/696-3-0x00000000001F0000-0x000000000027C000-memory.dmp UPX behavioral2/memory/7152-10-0x0000000000E80000-0x0000000000F0C000-memory.dmp UPX behavioral2/memory/696-11-0x00000000001F0000-0x000000000027C000-memory.dmp UPX behavioral2/memory/696-32-0x00000000001F0000-0x000000000027C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 696 f0a57810 - 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 1 114.114.114.114 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 13 114.114.114.114 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 14 223.5.5.5 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_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\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f0a57810 File created C:\Windows\SysWOW64\f0a57810 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f0a57810 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f0a57810 -
resource yara_rule behavioral2/memory/7152-0-0x0000000000E80000-0x0000000000F0C000-memory.dmp upx behavioral2/files/0x001b0000000118e7-2.dat upx behavioral2/memory/696-3-0x00000000001F0000-0x000000000027C000-memory.dmp upx behavioral2/memory/7152-10-0x0000000000E80000-0x0000000000F0C000-memory.dmp upx behavioral2/memory/696-11-0x00000000001F0000-0x000000000027C000-memory.dmp upx behavioral2/memory/696-32-0x00000000001F0000-0x000000000027C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\bea70 f0a57810 File opened for modification C:\Windows\7a71e0 2026-08-13_9c912a705f727f1b44507b625ea36729_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 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f0a57810 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f0a57810 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f0a57810 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f0a57810 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f0a57810 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f0a57810 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f0a57810 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f0a57810 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f0a57810 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f0a57810 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 696 f0a57810 696 f0a57810 696 f0a57810 696 f0a57810 696 f0a57810 696 f0a57810 696 f0a57810 696 f0a57810 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 7152 2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 696 f0a57810 Token: SeTcbPrivilege 696 f0a57810
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-13_9c912a705f727f1b44507b625ea36729_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-13_9c912a705f727f1b44507b625ea36729_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:7152
-
C:\Windows\Syswow64\f0a57810C:\Windows\Syswow64\f0a578101⤵
- 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:696
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f0a57810
- Size 1.1MB
- SHA256 26f7625cf738d91ff8b26c2279daf7875611f95f6d95771067711b8a992d6097
- MD5 902d4e3739ae8f1cdc2c765091a19af0
- SHA1 5b4b2bc4a8f87b09c0cdad4179ce8d83f1cc0557
- SHA512 7a8208f8283c2eda7c6c5507fe27b45af888de5789a8564ab477109d0a19c437cf8be3e9475177deaf9db06c282d98790486826f3199b6fcb26cde8b969028c9
- SSDEEP 12288:kSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:XvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T191357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH