Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 23:27
Behavioral task
behavioral1
Sample
2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
13 signatures
150 seconds
General
- Target 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260810-3ff91awwav
- SHA256 e582ca518226c531fc37b346448a6cff2981eecf7da4c949cb6c6652cc3be345
- MD5 da128ad59e70f97ae703b03a878d56fd
- SHA1 30a3075b90fc7a73ec7b90ddafbf17d13c2b8908
- SHA512 d293af8648d060003e23357a130e489be0b3ed8b63c5c2664b71a571a65de322caa44a4031c7ecea226ec9f73c733a79e3fe547cf30611c7ac0d9388c3172c0f
- SSDEEP 12288:LSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:+vO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T157357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000900000001b144-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000900000001b144-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/5320-0-0x0000000000A90000-0x0000000000B1C000-memory.dmp UPX behavioral2/files/0x000900000001b144-2.dat UPX behavioral2/memory/4940-3-0x0000000000630000-0x00000000006BC000-memory.dmp UPX behavioral2/memory/5320-10-0x0000000000A90000-0x0000000000B1C000-memory.dmp UPX behavioral2/memory/4940-11-0x0000000000630000-0x00000000006BC000-memory.dmp UPX behavioral2/memory/4940-35-0x0000000000630000-0x00000000006BC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4940 a5650ff4 - 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 5 114.114.114.114 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 6 223.5.5.5 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 15 114.114.114.114 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 16 223.5.5.5 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_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\Local\Microsoft\Windows\INetCookies a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a5650ff4 File created C:\Windows\SysWOW64\a5650ff4 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a5650ff4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a5650ff4 -
resource yara_rule behavioral2/memory/5320-0-0x0000000000A90000-0x0000000000B1C000-memory.dmp upx behavioral2/files/0x000900000001b144-2.dat upx behavioral2/memory/4940-3-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/memory/5320-10-0x0000000000A90000-0x0000000000B1C000-memory.dmp upx behavioral2/memory/4940-11-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/memory/4940-35-0x0000000000630000-0x00000000006BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\549318 a5650ff4 File opened for modification C:\Windows\5b1490 2026-08-10_da128ad59e70f97ae703b03a878d56fd_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 a5650ff4 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - 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 a5650ff4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a5650ff4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a5650ff4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a5650ff4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a5650ff4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a5650ff4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a5650ff4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a5650ff4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a5650ff4 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4940 a5650ff4 4940 a5650ff4 4940 a5650ff4 4940 a5650ff4 4940 a5650ff4 4940 a5650ff4 4940 a5650ff4 4940 a5650ff4 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 5320 2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4940 a5650ff4 Token: SeTcbPrivilege 4940 a5650ff4
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-10_da128ad59e70f97ae703b03a878d56fd_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-10_da128ad59e70f97ae703b03a878d56fd_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:5320
-
C:\Windows\Syswow64\a5650ff4C:\Windows\Syswow64\a5650ff41⤵
- 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:4940
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a5650ff4
- Size 1.1MB
- SHA256 e48a849f87d51f24be93ec8bdc71e48b9a7e1c333e701d7d676674708e1c43b5
- MD5 44772fc1392461e6c8f9dac28daa76d8
- SHA1 5f17f6fedb551cd12dc4382051b4bc16e1bdc3ef
- SHA512 7c00ed576fbea8f437f65fe6c6622444e9aedb443bacf4461f3bb2b3f1d60d7c3e5526f86f1683d73d75df6a8ff5bfd07d9f779774ebda7b6eda70a7da9a5cfa
- SSDEEP 12288:9SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:cvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1C7357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH