Analysis
- max time kernel
149s - 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
20/07/2026, 07:52
Behavioral task
behavioral1
Sample
2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1022KB
- Sample260720-jqq3eadv31
- SHA256 0f1cbaff39a83e97fe99defe4a466921c295868df2762c8eeb22c5f8de9fa1f2
- MD5 2becd755bf54f01d5e9cbf40adf0e206
- SHA1 6964aee293441c99df443828836984b4219a32be
- SHA512 061701ab3db61134f39803712a95890d47d0e57d8a37025f4355e30772fb372bad389cfa6139391d15d334df1e12ccd1b36dc8cc580857813021e8efe98d9a6a
- SSDEEP 12288:USvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidT:nvO2xJKRw2kOkx2LFRvcU6UQOJdT
- TLSH T150256B31A681C036D5B34571C6FA4BBBA9747D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000f00000001b1d0-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000f00000001b1d0-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4956-0-0x00000000001A0000-0x000000000022C000-memory.dmp UPX behavioral2/files/0x000f00000001b1d0-2.dat UPX behavioral2/memory/4748-3-0x00000000007F0000-0x000000000087C000-memory.dmp UPX behavioral2/memory/4956-10-0x00000000001A0000-0x000000000022C000-memory.dmp UPX behavioral2/memory/4748-11-0x00000000007F0000-0x000000000087C000-memory.dmp UPX behavioral2/memory/4748-36-0x00000000007F0000-0x000000000087C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4748 6a109293 - 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 4 223.5.5.5 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 11 114.114.114.114 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 12 223.5.5.5 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 1 114.114.114.114 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6a109293 File created C:\Windows\SysWOW64\6a109293 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6a109293 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 6a109293 -
resource yara_rule behavioral2/memory/4956-0-0x00000000001A0000-0x000000000022C000-memory.dmp upx behavioral2/files/0x000f00000001b1d0-2.dat upx behavioral2/memory/4748-3-0x00000000007F0000-0x000000000087C000-memory.dmp upx behavioral2/memory/4956-10-0x00000000001A0000-0x000000000022C000-memory.dmp upx behavioral2/memory/4748-11-0x00000000007F0000-0x000000000087C000-memory.dmp upx behavioral2/memory/4748-36-0x00000000007F0000-0x000000000087C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\54d938 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\514998 6a109293 - 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 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6a109293 - 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:" 6a109293 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6a109293 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6a109293 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6a109293 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 6a109293 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6a109293 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6a109293 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6a109293 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6a109293 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4748 6a109293 4748 6a109293 4748 6a109293 4748 6a109293 4748 6a109293 4748 6a109293 4748 6a109293 4748 6a109293 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4956 2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4748 6a109293 Token: SeTcbPrivilege 4748 6a109293
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-20_2becd755bf54f01d5e9cbf40adf0e206_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:4956
-
C:\Windows\Syswow64\6a109293C:\Windows\Syswow64\6a1092931⤵
- 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:4748
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\6a109293
- Size 1022KB
- SHA256 572d53683f9ab538497e25fcb3b96479a3f93ac7910a4205fc0aee7aa970b726
- MD5 37c51c654853987f17f5e7b4305d433c
- SHA1 80ac90e571926d48ee7b0440fa1bd3d88bfc86fd
- SHA512 a2ad3f38b0ee31541e3802f0b1685feacbaff1448736d81130bb560527c0430c9fb268bbf9538731e44dcf93f72457c59ed053ce5ae8cf99104f845dab740330
- SSDEEP 12288:5SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidT:AvO2xJKRw2kOkx2LFRvcU6UQOJdT
- TLSH T152256B31A681C036D5B34571C6FA4BBBA9747D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH