Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
14/07/2026, 03:07
Behavioral task
behavioral1
Sample
2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260714-dmstyac14l
- SHA256 b11f270cfffcd3c84cb7b26ebed56ceb42e6cf27121cad660a73655a4d3cd83b
- MD5 bed11b6759397ef23230804e1870cca0
- SHA1 52671ffa5bc9fd46bd0e134e088309b093caddd2
- SHA512 e71c41f5fc0ac38cc3f69fcf22b5edafb140c6a02fb92c9df5f8d40b34cf6656a4901b51ef89c8bd311a7794f728286075e7375f67c05d632fd86bfca78953f1
- SSDEEP 24576:6vO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:6HHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T16A858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Custom signatureDetection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000a0000000242c3-2.dat CryptoLocker_rule2 - Custom signatureDetection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000a0000000242c3-2.dat CryptoLocker_set1 - Custom signatureUPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/2844-0-0x0000000000620000-0x00000000006AC000-memory.dmp UPX behavioral1/files/0x000a0000000242c3-2.dat UPX behavioral1/memory/4736-4-0x0000000000E90000-0x0000000000F1C000-memory.dmp UPX behavioral1/memory/2844-14-0x0000000000620000-0x00000000006AC000-memory.dmp UPX behavioral1/memory/4736-15-0x0000000000E90000-0x0000000000F1C000-memory.dmp UPX behavioral1/memory/4736-34-0x0000000000E90000-0x0000000000F1C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4736 fb7d423c - 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 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 49 114.114.114.114 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 52 223.5.5.5 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 3 114.114.114.114 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_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\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content fb7d423c File created C:\Windows\SysWOW64\fb7d423c 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fb7d423c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData fb7d423c -
resource yara_rule behavioral1/memory/2844-0-0x0000000000620000-0x00000000006AC000-memory.dmp upx behavioral1/files/0x000a0000000242c3-2.dat upx behavioral1/memory/4736-4-0x0000000000E90000-0x0000000000F1C000-memory.dmp upx behavioral1/memory/2844-14-0x0000000000620000-0x00000000006AC000-memory.dmp upx behavioral1/memory/4736-15-0x0000000000E90000-0x0000000000F1C000-memory.dmp upx behavioral1/memory/4736-34-0x0000000000E90000-0x0000000000F1C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\511500 fb7d423c File opened for modification C:\Windows\30b0b8 2026-07-14_bed11b6759397ef23230804e1870cca0_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 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fb7d423c - 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\History\CachePrefix = "Visited:" fb7d423c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fb7d423c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" fb7d423c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fb7d423c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" fb7d423c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fb7d423c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix fb7d423c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" fb7d423c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fb7d423c - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA fb7d423c Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 fb7d423c - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 4736 fb7d423c 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 2844 2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4736 fb7d423c Token: SeTcbPrivilege 4736 fb7d423c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-14_bed11b6759397ef23230804e1870cca0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-14_bed11b6759397ef23230804e1870cca0_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:2844
-
C:\Windows\Syswow64\fb7d423cC:\Windows\Syswow64\fb7d423c1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4736
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fb7d423c
- Size 1.7MB
- SHA256 7592e72d3d8490965adbf37058ccc964d4a14ebe79adf966f08a7835a7af2ed9
- MD5 cd2a3b6a8043094f1fa53c793df94232
- SHA1 083b25788f702c0f46d982ae84d291f7156983df
- SHA512 2fcf6fd4f60fee7ab029fd93757db63d3c0f9964f18c14ad2528c3347678211ed7437ff34cc13f73ffa6f94dcdafee09c447a5707013235567db632e5c8e4825
- SSDEEP 24576:yvO2xJKRw2kOkx2LFRvcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:yHHKe2WQX56/OJdJCXDrsOFZMjHfUr
- TLSH T1F5858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH