Analysis
- max time kernel
150s - 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
18/08/2026, 05:08
Behavioral task
behavioral1
Sample
2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260818-fs3x7sxthy
- SHA256 7406d7edfc76d2d86a2419aa5c6699e05c03085dc9d5277b45324fce5ca71667
- MD5 298af4502a68ed4a083edec0db825908
- SHA1 1fcbfa06c7079f55c115dd5e21aa7ad0ed2648a5
- SHA512 db8898240617d119869bc80e69f610ef4f19351f1eeefbd2ef3c1da8cade58756b87f8568c5d5e246cb95b9bcfcde97b04cc564f215dcbf990a207339efc83ba
- SSDEEP 24576:JvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:JHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T137858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000b00000001136a-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000b00000001136a-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4912-0-0x00000000004D0000-0x000000000055C000-memory.dmp UPX behavioral2/files/0x000b00000001136a-2.dat UPX behavioral2/memory/3556-3-0x0000000000670000-0x00000000006FC000-memory.dmp UPX behavioral2/memory/4912-16-0x00000000004D0000-0x000000000055C000-memory.dmp UPX behavioral2/memory/3556-17-0x0000000000670000-0x00000000006FC000-memory.dmp UPX behavioral2/memory/3556-34-0x0000000000670000-0x00000000006FC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3556 7d32b3f8 - Unexpected DNS network traffic destination 10 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 165 114.114.114.114 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 7 223.5.5.5 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 42 114.114.114.114 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 43 223.5.5.5 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 166 223.5.5.5 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 41 114.114.114.114 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 46 223.5.5.5 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 107 114.114.114.114 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 109 223.5.5.5 4912 2026-08-18_298af4502a68ed4a083edec0db825908_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\MetaData 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7d32b3f8 File created C:\Windows\SysWOW64\7d32b3f8 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 7d32b3f8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 7d32b3f8 -
resource yara_rule behavioral2/memory/4912-0-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral2/files/0x000b00000001136a-2.dat upx behavioral2/memory/3556-3-0x0000000000670000-0x00000000006FC000-memory.dmp upx behavioral2/memory/4912-16-0x00000000004D0000-0x000000000055C000-memory.dmp upx behavioral2/memory/3556-17-0x0000000000670000-0x00000000006FC000-memory.dmp upx behavioral2/memory/3556-34-0x0000000000670000-0x00000000006FC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3ce148 7d32b3f8 File opened for modification C:\Windows\541860 2026-08-18_298af4502a68ed4a083edec0db825908_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 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7d32b3f8 - 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 7d32b3f8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 7d32b3f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 7d32b3f8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 7d32b3f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 7d32b3f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 7d32b3f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 7d32b3f8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 7d32b3f8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 7d32b3f8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3556 7d32b3f8 3556 7d32b3f8 3556 7d32b3f8 3556 7d32b3f8 3556 7d32b3f8 3556 7d32b3f8 3556 7d32b3f8 3556 7d32b3f8 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4912 2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 3556 7d32b3f8 Token: SeTcbPrivilege 3556 7d32b3f8
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-18_298af4502a68ed4a083edec0db825908_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-18_298af4502a68ed4a083edec0db825908_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:4912
-
C:\Windows\Syswow64\7d32b3f8C:\Windows\Syswow64\7d32b3f81⤵
- 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:3556
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\7d32b3f8
- Size 1.7MB
- SHA256 f811f6aa4c2cf471809c4bf6c1e5aa8472050e5027b3f0c135bc6d7113d460cf
- MD5 3483995c939a857acfe27dd5125ef534
- SHA1 28a889eebce67ca0958e99e75c928ca76e4a6be5
- SHA512 3738e1a9f9b9e3a41e8dfac3018c57ded1bce5dc6d9235097324302eeb5427ffb7d6ac543330befc9511bd69fe714bd7a893851b5088a8108e8fd6afab106eb4
- SSDEEP 24576:SvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:SHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1A7858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH