Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 23:55
Behavioral task
behavioral1
Sample
2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win11ltsc2024-20260709-en
13 signatures
150 seconds
General
- Target 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260805-3yrhpayeld
- SHA256 167d4d8059441d942a2984baeaca98861fb344b6db35f06e01058d7eb6e7b6a3
- MD5 b52a4d1f24d6e56c8c0c9edbd65de23c
- SHA1 5d2208259ae4201432afba48207f6392298efe1a
- SHA512 f0e56193704369121e57440fd5973e9693fcf1a89d0aa01f1a0e213368e9e6aae57088ecb9d7cc4acf6e385666b85d6201a6f3d659c19f07c654b0ec35ce97dd
- SSDEEP 24576:JvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:JHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T11F858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000b00000001b315-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000b00000001b315-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4768-0-0x0000000000390000-0x000000000041C000-memory.dmp UPX behavioral2/files/0x000b00000001b315-2.dat UPX behavioral2/memory/4936-3-0x0000000000CC0000-0x0000000000D4C000-memory.dmp UPX behavioral2/memory/4768-12-0x0000000000390000-0x000000000041C000-memory.dmp UPX behavioral2/memory/4936-13-0x0000000000CC0000-0x0000000000D4C000-memory.dmp UPX behavioral2/memory/4936-30-0x0000000000CC0000-0x0000000000D4C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4936 863bffa6 - 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 18 114.114.114.114 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 19 223.5.5.5 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 3 223.5.5.5 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 863bffa6 File created C:\Windows\SysWOW64\863bffa6 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 863bffa6 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 863bffa6 -
resource yara_rule behavioral2/memory/4768-0-0x0000000000390000-0x000000000041C000-memory.dmp upx behavioral2/files/0x000b00000001b315-2.dat upx behavioral2/memory/4936-3-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx behavioral2/memory/4768-12-0x0000000000390000-0x000000000041C000-memory.dmp upx behavioral2/memory/4936-13-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx behavioral2/memory/4936-30-0x0000000000CC0000-0x0000000000D4C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\51a140 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\548190 863bffa6 - 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 863bffa6 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 863bffa6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 863bffa6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 863bffa6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 863bffa6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 863bffa6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 863bffa6 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 863bffa6 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 863bffa6 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 863bffa6 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 863bffa6 Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 863bffa6 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4936 863bffa6 4936 863bffa6 4936 863bffa6 4936 863bffa6 4936 863bffa6 4936 863bffa6 4936 863bffa6 4936 863bffa6 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4768 2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4936 863bffa6 Token: SeTcbPrivilege 4936 863bffa6
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-05_b52a4d1f24d6e56c8c0c9edbd65de23c_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:4768
-
C:\Windows\Syswow64\863bffa6C:\Windows\Syswow64\863bffa61⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4936
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\863bffa6
- Size 1.7MB
- SHA256 51f585a911358850624ca03836cb295158ad04c5df0aa629bad4ac9e05d200f6
- MD5 a8f003a65fc39f9f5d73a0edf1ac440f
- SHA1 4c6898c56b57efb5addf971f2421459ec14b397c
- SHA512 a56bfac24a3ce3c41bc17d686b94ecd1eea095f8eb8ab37b8477b3bc9821be4b5a16b3ce91f00ba2c28c7d8475ab962b16b132be979e29f2feaee7cf7e5a30d5
- SSDEEP 24576:dvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:dHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T189858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH