Analysis
- max time kernel
150s - max time network
156s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/08/2026, 00:26
Behavioral task
behavioral1
Sample
2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.1MB
- Sample260814-arew4aec95
- SHA256 c06c3aafa0d4d68152ebbd7aa4fccfd5bac266460b0de7e025f9403b6f77baef
- MD5 4a059fa06a09e45f984f14e0d08da593
- SHA1 cde99dff32d3cfeae89e80233ccd8509927f6e90
- SHA512 bd8913afede8bc5df6bf21834ad0376f57a53954f8d7a635b0c98c0d18de77be0fa4db7219eac4b67833d0bf883b7a276edc2aff23f11c77dd05f52929c527a9
- SSDEEP 12288:bSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:uvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T159357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral2/files/0x000e00000001c582-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral2/files/0x000e00000001c582-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/3552-0-0x0000000000390000-0x000000000041C000-memory.dmp UPX behavioral2/files/0x000e00000001c582-2.dat UPX behavioral2/memory/3368-3-0x0000000000E70000-0x0000000000EFC000-memory.dmp UPX behavioral2/memory/3552-15-0x0000000000390000-0x000000000041C000-memory.dmp UPX behavioral2/memory/3368-16-0x0000000000E70000-0x0000000000EFC000-memory.dmp UPX behavioral2/memory/3368-31-0x0000000000E70000-0x0000000000EFC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 3368 52ab5582 - 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 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 2 223.5.5.5 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 15 114.114.114.114 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 17 223.5.5.5 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\52ab5582 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 52ab5582 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 52ab5582 -
resource yara_rule behavioral2/memory/3552-0-0x0000000000390000-0x000000000041C000-memory.dmp upx behavioral2/files/0x000e00000001c582-2.dat upx behavioral2/memory/3368-3-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/memory/3552-15-0x0000000000390000-0x000000000041C000-memory.dmp upx behavioral2/memory/3368-16-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx behavioral2/memory/3368-31-0x0000000000E70000-0x0000000000EFC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\39a950 52ab5582 File opened for modification C:\Windows\3ccfc0 2026-08-13_4a059fa06a09e45f984f14e0d08da593_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_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 52ab5582 - 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\Content\CachePrefix 52ab5582 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 52ab5582 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 52ab5582 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 52ab5582 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 52ab5582 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 52ab5582 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 52ab5582 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 52ab5582 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 52ab5582 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3368 52ab5582 3368 52ab5582 3368 52ab5582 3368 52ab5582 3368 52ab5582 3368 52ab5582 3368 52ab5582 3368 52ab5582 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 3552 2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 3368 52ab5582 Token: SeTcbPrivilege 3368 52ab5582
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-13_4a059fa06a09e45f984f14e0d08da593_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-13_4a059fa06a09e45f984f14e0d08da593_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:3552
-
C:\Windows\Syswow64\52ab5582C:\Windows\Syswow64\52ab55821⤵
- 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:3368
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\52ab5582
- Size 1.1MB
- SHA256 9fa883177b95396625e3b285cdf17a31d91b1319b19b6eb3eb8fc523508ad9b5
- MD5 a220206fa5bdd2f657daa5c338a018e2
- SHA1 bbefd7c9484406798a3fde599a3adc0818ab7dcd
- SHA512 75ecf60d10547eccd78ca6a77ab8ab1f71a008d70c1dfc7b1efed6931c6a01bdcb1e68fbb49daddd4349e5fb75b74ec5db2cc0f72ca411629001e1295bd0b6e8
- SSDEEP 12288:QSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidzN/VTg:LvO2xJKRw2kOkx2LFRvcU6UQOJdM
- TLSH T132357C31A681C036D5B34571C6FA4BBBA9747D25131165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH