Analysis
- max time kernel
149s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/07/2026, 17:28
Behavioral task
behavioral1
Sample
2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260723-v11v5stdqa
- SHA256 f3929fea70f5d5e24e005740523da66c97b30f630b2b01f8202958efcde15477
- MD5 86235a308051dab52fc4b2db62597784
- SHA1 4b234ca8e376f71b166695e2e391f1e7e7d961e6
- SHA512 643f55cf4050d646b6ada1ba5789e08a02879230d16542f8b021fb1e16493cfa2ab674f5175f91760e61dc8e6b2f0f8922956d654b3f1eb48ae383bb1b225515
- SSDEEP 24576:uvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:uHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1A3858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000a000000024320-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000a000000024320-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/2956-0-0x0000000000D80000-0x0000000000E0C000-memory.dmp UPX behavioral1/files/0x000a000000024320-2.dat UPX behavioral1/memory/3860-4-0x0000000000870000-0x00000000008FC000-memory.dmp UPX behavioral1/memory/2956-10-0x0000000000D80000-0x0000000000E0C000-memory.dmp UPX behavioral1/memory/3860-11-0x0000000000870000-0x00000000008FC000-memory.dmp UPX behavioral1/memory/3860-20-0x0000000000870000-0x00000000008FC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3860 deba2499 - 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 6 223.5.5.5 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 31 114.114.114.114 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 32 223.5.5.5 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 5 114.114.114.114 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE deba2499 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies deba2499 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft deba2499 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData deba2499 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 deba2499 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 deba2499 File created C:\Windows\SysWOW64\deba2499 2026-07-23_86235a308051dab52fc4b2db62597784_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 deba2499 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 deba2499 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache deba2499 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content deba2499 -
resource yara_rule behavioral1/memory/2956-0-0x0000000000D80000-0x0000000000E0C000-memory.dmp upx behavioral1/files/0x000a000000024320-2.dat upx behavioral1/memory/3860-4-0x0000000000870000-0x00000000008FC000-memory.dmp upx behavioral1/memory/2956-10-0x0000000000D80000-0x0000000000E0C000-memory.dmp upx behavioral1/memory/3860-11-0x0000000000870000-0x00000000008FC000-memory.dmp upx behavioral1/memory/3860-20-0x0000000000870000-0x00000000008FC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4215a8 deba2499 File opened for modification C:\Windows\329b98 2026-07-23_86235a308051dab52fc4b2db62597784_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 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language deba2499 - 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 deba2499 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" deba2499 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" deba2499 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" deba2499 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" deba2499 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ deba2499 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" deba2499 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" deba2499 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing deba2499 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3860 deba2499 3860 deba2499 3860 deba2499 3860 deba2499 3860 deba2499 3860 deba2499 3860 deba2499 3860 deba2499 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 2956 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 3860 deba2499 Token: SeTcbPrivilege 3860 deba2499
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-23_86235a308051dab52fc4b2db62597784_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:2956
-
C:\Windows\Syswow64\deba2499C:\Windows\Syswow64\deba24991⤵
- 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:3860
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\deba2499
- Size 1.7MB
- SHA256 0bc4c8dc818ea4849eb0a4911794bc4c80d75c45a2673ed6d48f68d068e80835
- MD5 84f5219d4131e657d6f0654d366497db
- SHA1 8315a151054c48a1d49315c97b62b0e87c2c589f
- SHA512 0ea96a3c6b166b178c10d4e842279df780a2cec74314c9f628b4b1c8659cf9b78a31b3c399c2333578dc76d48a20de8d954b82aba06759392da1994d4ccf6749
- SSDEEP 24576:YvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:YHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T110858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH