Analysis
- max time kernel
150s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/07/2026, 07:51
Behavioral task
behavioral1
Sample
2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260727-jpyqvsbl3s
- SHA256 2e2117b1daee588f3508633378ccd944e2f73c2e397b8fd6cbfbb74451427739
- MD5 d9ef99bd88a1da9fbc055f45f4b8956b
- SHA1 92b2280abf40abee6fc5539cbc197d8e5055c5a1
- SHA512 b778cd4305eff7478e4a599d215dea0639a5c329411ee2591d5a2e13d7edfe6f1e9b6936bdef4f23556c31985d8a155ac8ce557846c7d23ae5681e11bad43b9b
- SSDEEP 12288:KSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:RvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1A8357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000b00000001b88f-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000b00000001b88f-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/3308-0-0x0000000000E40000-0x0000000000ECC000-memory.dmp UPX behavioral2/files/0x000b00000001b88f-2.dat UPX behavioral2/memory/2960-3-0x0000000000F50000-0x0000000000FDC000-memory.dmp UPX behavioral2/memory/3308-10-0x0000000000E40000-0x0000000000ECC000-memory.dmp UPX behavioral2/memory/2960-11-0x0000000000F50000-0x0000000000FDC000-memory.dmp UPX behavioral2/memory/2960-31-0x0000000000F50000-0x0000000000FDC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2960 9b3f3934 - 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 15 114.114.114.114 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 16 223.5.5.5 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_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\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9b3f3934 File created C:\Windows\SysWOW64\9b3f3934 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_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 9b3f3934 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9b3f3934 -
resource yara_rule behavioral2/memory/3308-0-0x0000000000E40000-0x0000000000ECC000-memory.dmp upx behavioral2/files/0x000b00000001b88f-2.dat upx behavioral2/memory/2960-3-0x0000000000F50000-0x0000000000FDC000-memory.dmp upx behavioral2/memory/3308-10-0x0000000000E40000-0x0000000000ECC000-memory.dmp upx behavioral2/memory/2960-11-0x0000000000F50000-0x0000000000FDC000-memory.dmp upx behavioral2/memory/2960-31-0x0000000000F50000-0x0000000000FDC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\32ad20 9b3f3934 File opened for modification C:\Windows\38a258 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_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 9b3f3934 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9b3f3934 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9b3f3934 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9b3f3934 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9b3f3934 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 9b3f3934 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 9b3f3934 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9b3f3934 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9b3f3934 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9b3f3934 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2960 9b3f3934 2960 9b3f3934 2960 9b3f3934 2960 9b3f3934 2960 9b3f3934 2960 9b3f3934 2960 9b3f3934 2960 9b3f3934 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 3308 2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 2960 9b3f3934 Token: SeTcbPrivilege 2960 9b3f3934
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-27_d9ef99bd88a1da9fbc055f45f4b8956b_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:3308
-
C:\Windows\Syswow64\9b3f3934C:\Windows\Syswow64\9b3f39341⤵
- 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:2960
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9b3f3934
- Size 1.1MB
- SHA256 597a66f37812ceb7dc949c6fd5299b3f33ba7f80b686af0f7f062f6175f86aa7
- MD5 79cc400860aa7d50fb33eee82f7df716
- SHA1 f423e3422f3f69a31cab4630b35831ff11ff7e38
- SHA512 de2ea8900875c202ecc83754012079934c4f1821629d0759dddd19610e55113075b9c97e7f503d5a5e8c03534a636295081fd56f1a8e30984c2f3fa3fd747bc3
- SSDEEP 12288:VSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:UvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T175357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH