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
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 behavioral2/files/0x000600000001b86d-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000600000001b86d-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2372-0-0x0000000000C80000-0x0000000000D0C000-memory.dmp UPX behavioral2/files/0x000600000001b86d-2.dat UPX behavioral2/memory/2880-3-0x00000000007B0000-0x000000000083C000-memory.dmp UPX behavioral2/memory/2372-10-0x0000000000C80000-0x0000000000D0C000-memory.dmp UPX behavioral2/memory/2880-11-0x00000000007B0000-0x000000000083C000-memory.dmp UPX behavioral2/memory/2880-20-0x00000000007B0000-0x000000000083C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2880 fae8a784 - 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 2 223.5.5.5 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 8 114.114.114.114 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 9 223.5.5.5 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 5 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fae8a784 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fae8a784 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fae8a784 File created C:\Windows\SysWOW64\fae8a784 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 fae8a784 -
resource yara_rule behavioral2/memory/2372-0-0x0000000000C80000-0x0000000000D0C000-memory.dmp upx behavioral2/files/0x000600000001b86d-2.dat upx behavioral2/memory/2880-3-0x00000000007B0000-0x000000000083C000-memory.dmp upx behavioral2/memory/2372-10-0x0000000000C80000-0x0000000000D0C000-memory.dmp upx behavioral2/memory/2880-11-0x00000000007B0000-0x000000000083C000-memory.dmp upx behavioral2/memory/2880-20-0x00000000007B0000-0x000000000083C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\314e80 fae8a784 File opened for modification C:\Windows\289c08 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 fae8a784 - 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\Cookies\CachePrefix = "Cookie:" fae8a784 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" fae8a784 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fae8a784 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" fae8a784 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fae8a784 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fae8a784 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fae8a784 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix fae8a784 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" fae8a784 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2880 fae8a784 2880 fae8a784 2880 fae8a784 2880 fae8a784 2880 fae8a784 2880 fae8a784 2880 fae8a784 2880 fae8a784 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2372 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 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 2372 2026-07-23_86235a308051dab52fc4b2db62597784_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 2880 fae8a784 Token: SeTcbPrivilege 2880 fae8a784
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:2372
-
C:\Windows\Syswow64\fae8a784C:\Windows\Syswow64\fae8a7841⤵
- 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:2880
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fae8a784
- Size 1.7MB
- SHA256 3e36f9098d35a49849d2f7f57091c892ab1e54b98b3572f81fa592adea3d96d2
- MD5 3bf8ed9ca1248cb36703d62e21eb486b
- SHA1 c93c881481359f862c78a11e5af6be55d56dc0c6
- SHA512 3369b68991ec6f4c45d81f3d0f4c9b8b77b1a583eced2cb64aa50e46b31ae4071f2e28b061841cf6972bdbb92037442e84d6fe49ac80eb69ef0dda39e739f7e6
- SSDEEP 24576:qvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:qHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1F6858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH