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
14/07/2026, 02:44
Behavioral task
behavioral1
Sample
2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260714-c8ec1acx5k
- SHA256 5b9a31a564501beda1acad6875968528f6bdf829672812394244f1b4a1d634f3
- MD5 f2cf8bc744bc5cc407337aab86c0cf48
- SHA1 61355ad8caae981ecda2c766c9adcc7935b658c8
- SHA512 f248ba4273bff9615c6c60d9ac0d53eb1ec10fd6bbdb213d2568e64a921b1c56dd27addf5d73673ef5450f320d867ecc0b8b87ce5f5f2ed2cde736e8aae8b86e
- SSDEEP 24576:SvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:SHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T10D858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000d00000001b86e-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000d00000001b86e-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4380-0-0x00000000007F0000-0x000000000087C000-memory.dmp UPX behavioral2/memory/1892-3-0x0000000000DD0000-0x0000000000E5C000-memory.dmp UPX behavioral2/files/0x000d00000001b86e-2.dat UPX behavioral2/memory/4380-10-0x00000000007F0000-0x000000000087C000-memory.dmp UPX behavioral2/memory/1892-11-0x0000000000DD0000-0x0000000000E5C000-memory.dmp UPX behavioral2/memory/1892-31-0x0000000000DD0000-0x0000000000E5C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 1892 b70f7925 - 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 1 114.114.114.114 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 2 223.5.5.5 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 16 114.114.114.114 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 17 223.5.5.5 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_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\Local\Microsoft\Windows\INetCache\Content.IE5 b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b70f7925 File created C:\Windows\SysWOW64\b70f7925 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_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 b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b70f7925 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b70f7925 -
resource yara_rule behavioral2/memory/4380-0-0x00000000007F0000-0x000000000087C000-memory.dmp upx behavioral2/memory/1892-3-0x0000000000DD0000-0x0000000000E5C000-memory.dmp upx behavioral2/files/0x000d00000001b86e-2.dat upx behavioral2/memory/4380-10-0x00000000007F0000-0x000000000087C000-memory.dmp upx behavioral2/memory/1892-11-0x0000000000DD0000-0x0000000000E5C000-memory.dmp upx behavioral2/memory/1892-31-0x0000000000DD0000-0x0000000000E5C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\206448 b70f7925 File opened for modification C:\Windows\4afcb8 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_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 b70f7925 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_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\Cookies\CachePrefix = "Cookie:" b70f7925 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b70f7925 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b70f7925 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix b70f7925 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b70f7925 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b70f7925 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b70f7925 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b70f7925 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b70f7925 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1892 b70f7925 1892 b70f7925 1892 b70f7925 1892 b70f7925 1892 b70f7925 1892 b70f7925 1892 b70f7925 1892 b70f7925 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 4380 2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 1892 b70f7925 Token: SeTcbPrivilege 1892 b70f7925
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-14_f2cf8bc744bc5cc407337aab86c0cf48_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:4380
-
C:\Windows\Syswow64\b70f7925C:\Windows\Syswow64\b70f79251⤵
- 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:1892
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b70f7925
- Size 1.7MB
- SHA256 a45511d526e73ef38e45c3ff84264658af395a4f39f172347513df75aa1b9937
- MD5 51f11e1b063eb73d7798b440ca84e332
- SHA1 df3b4d4b46867fff8be10852361a32a1b699e303
- SHA512 53d326c6750a51bf9e58f76f0dd4364095fd91c87bc7c407278bfd1152ffe601faf0bcefce1657957c91864afc5d562c607fe75150ce682cdb392ba00da8e28f
- SSDEEP 24576:evO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:eHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T147858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH