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
13/08/2026, 08:10
Behavioral task
behavioral1
Sample
2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
12 signatures
150 seconds
General
- Target 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260813-j24smsdn31
- SHA256 4107acae94810e2e9dc7f02952975b872670abc9f43cf4a847849d6ee3265f16
- MD5 cadf5e1277ab6891825bbc7b738e5fbb
- SHA1 b912f4b88ee61b082a4932e76511e073dd6caa2a
- SHA512 6d5a2812f6d0b78dc55a6e4cd928c0656f1fce52e363008682c70b4233461554524ffd7825b3fe27a26bc6839f0f9dd62adf50142c3e5ab02370eaa07f6ae741
- SSDEEP 12288:uSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:NvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1CD357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000b000000011377-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000b000000011377-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/6004-0-0x00000000005B0000-0x000000000063C000-memory.dmp UPX behavioral2/files/0x000b000000011377-2.dat UPX behavioral2/memory/4324-4-0x0000000000050000-0x00000000000DC000-memory.dmp UPX behavioral2/memory/6004-10-0x00000000005B0000-0x000000000063C000-memory.dmp UPX behavioral2/memory/4324-11-0x0000000000050000-0x00000000000DC000-memory.dmp UPX behavioral2/memory/4324-34-0x0000000000050000-0x00000000000DC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4324 c9daa990 - 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 5 223.5.5.5 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 21 114.114.114.114 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 22 223.5.5.5 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 3 114.114.114.114 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_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\IE c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c9daa990 File created C:\Windows\SysWOW64\c9daa990 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c9daa990 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c9daa990 -
resource yara_rule behavioral2/memory/6004-0-0x00000000005B0000-0x000000000063C000-memory.dmp upx behavioral2/files/0x000b000000011377-2.dat upx behavioral2/memory/4324-4-0x0000000000050000-0x00000000000DC000-memory.dmp upx behavioral2/memory/6004-10-0x00000000005B0000-0x000000000063C000-memory.dmp upx behavioral2/memory/4324-11-0x0000000000050000-0x00000000000DC000-memory.dmp upx behavioral2/memory/4324-34-0x0000000000050000-0x00000000000DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4a0748 c9daa990 File opened for modification C:\Windows\66ca68 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_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 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c9daa990 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c9daa990 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c9daa990 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c9daa990 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c9daa990 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c9daa990 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c9daa990 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c9daa990 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c9daa990 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix c9daa990 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4324 c9daa990 4324 c9daa990 4324 c9daa990 4324 c9daa990 4324 c9daa990 4324 c9daa990 4324 c9daa990 4324 c9daa990 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 6004 2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4324 c9daa990 Token: SeTcbPrivilege 4324 c9daa990
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-13_cadf5e1277ab6891825bbc7b738e5fbb_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:6004
-
C:\Windows\Syswow64\c9daa990C:\Windows\Syswow64\c9daa9901⤵
- 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:4324
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c9daa990
- Size 1.1MB
- SHA256 78fa1d4bf2fdd6e0d04322aaf43ce7a4af5c13f9740f2b3d9c1c5196d0cb72e5
- MD5 e2b51a6887974d111bae750c07e04136
- SHA1 3ad63fe39dd25a4214fac3623c95c3ee6d6dae29
- SHA512 a4e11b9885a21aebffdcbf8a24ed66ea024b93f23ad9745bd1204dae64c7630c90bbc5e846d59907744c6f38410126f4fd4071e5b5476f34c00628dfb1db6bde
- SSDEEP 12288:VSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:UvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T1B4357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH