Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
12/08/2026, 23:40
Behavioral task
behavioral1
Sample
2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260812-3n6vmavwex
- SHA256 74682f9156cb10bc81e3f3740bfdfa712f24200d2dc204c991c0e08a8e8f1c4d
- MD5 fe8f131e64c6e6298709a8f7d01e3fb4
- SHA1 a6732f5da56e5b9b38a2c455fd6584ef24f09a02
- SHA512 480543e18ad2754f08a830f8e287d7852357655fe6ac2e73640d5517bb678de5042fe0871e8a8b153c772b7b58c389c0354332c957adeb28d95a0309e176ebd0
- SSDEEP 12288:qSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:xvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T17F357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000d000000019cd9-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000d000000019cd9-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4100-0-0x0000000000D30000-0x0000000000DBC000-memory.dmp UPX behavioral2/files/0x000d000000019cd9-2.dat UPX behavioral2/memory/5868-3-0x0000000000380000-0x000000000040C000-memory.dmp UPX behavioral2/memory/4100-10-0x0000000000D30000-0x0000000000DBC000-memory.dmp UPX behavioral2/memory/5868-11-0x0000000000380000-0x000000000040C000-memory.dmp UPX behavioral2/memory/5868-35-0x0000000000380000-0x000000000040C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5868 f0617a34 - 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 2 114.114.114.114 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 13 114.114.114.114 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 14 223.5.5.5 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f0617a34 File created C:\Windows\SysWOW64\f0617a34 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_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 f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f0617a34 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f0617a34 -
resource yara_rule behavioral2/memory/4100-0-0x0000000000D30000-0x0000000000DBC000-memory.dmp upx behavioral2/files/0x000d000000019cd9-2.dat upx behavioral2/memory/5868-3-0x0000000000380000-0x000000000040C000-memory.dmp upx behavioral2/memory/4100-10-0x0000000000D30000-0x0000000000DBC000-memory.dmp upx behavioral2/memory/5868-11-0x0000000000380000-0x000000000040C000-memory.dmp upx behavioral2/memory/5868-35-0x0000000000380000-0x000000000040C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\647658 f0617a34 File opened for modification C:\Windows\463188 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_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 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f0617a34 - 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" f0617a34 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f0617a34 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f0617a34 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f0617a34 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f0617a34 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f0617a34 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f0617a34 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f0617a34 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f0617a34 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5868 f0617a34 5868 f0617a34 5868 f0617a34 5868 f0617a34 5868 f0617a34 5868 f0617a34 5868 f0617a34 5868 f0617a34 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4100 2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 5868 f0617a34 Token: SeTcbPrivilege 5868 f0617a34
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-12_fe8f131e64c6e6298709a8f7d01e3fb4_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:4100
-
C:\Windows\Syswow64\f0617a34C:\Windows\Syswow64\f0617a341⤵
- 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:5868
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\f0617a34
- Size 1.1MB
- SHA256 d43599155b709a7fb463a674cd2c53614dc71634acbd020f5f2f3b86e384eda1
- MD5 d44d34c033e9d8199d718f868e748396
- SHA1 77a9b0ff18623e7d084da2df2d4f1ddaaeea6319
- SHA512 499b32ceb92c6134c394434b445d48434d261becebf8a525e707d3af344e3ef00bf20bea20acd46134f7b7777115fc21880c6b96b402bf577c01ccfea54f47c8
- SSDEEP 12288:6SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:hvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1BE357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH