Analysis
- max time kernel
149s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/10/2026, 16:26
Behavioral task
behavioral1
Sample
2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe
Resource
win10v2004-20260911-en
13 signatures
150 seconds
General
- Target 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe
- Size 832KB
- Sample261022-txhpqaag38
- SHA256 33bf8cc91bc431445287051274314e87742db2cbafec5c33b4a2501fca01ea11
- MD5 9736fe430556cd26476f13b174f4ee4d
- SHA1 3fb97e71ea2c4be5db801e5a1d4824806b58afb8
- SHA512 c652b233ef6c50cc6a3b9017e22c79d24a917b4448afebc567d30dfcbefd331bfd7974696805dcdd0c500a54343a0dbb970fc00d46301878e43f3847ff5db466
- SSDEEP 12288:4SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Likr:TvO2xJKRw2kOkx2LFRvcUv
- TLSH T198055A31E6418036D1B34576C6FA0BBFE664BD25131155CBA3C4BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x00070000000004e8-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x00070000000004e8-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/1864-0-0x0000000000420000-0x00000000004AC000-memory.dmp UPX behavioral1/files/0x00070000000004e8-2.dat UPX behavioral1/memory/4712-4-0x0000000000930000-0x00000000009BC000-memory.dmp UPX behavioral1/memory/1864-18-0x0000000000420000-0x00000000004AC000-memory.dmp UPX behavioral1/memory/4712-19-0x0000000000930000-0x00000000009BC000-memory.dmp UPX behavioral1/memory/4712-36-0x0000000000930000-0x00000000009BC000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4712 c9d97a67 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 112 114.114.114.114 4712 c9d97a67 Destination IP 171 114.114.114.114 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 175 223.5.5.5 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 346 114.114.114.114 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 438 114.114.114.114 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 5 223.5.5.5 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 47 223.5.5.5 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 219 223.5.5.5 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 279 114.114.114.114 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 280 223.5.5.5 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 46 114.114.114.114 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 218 114.114.114.114 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 347 223.5.5.5 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 378 223.5.5.5 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 3 114.114.114.114 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 113 223.5.5.5 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 377 114.114.114.114 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Destination IP 439 223.5.5.5 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content c9d97a67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 c9d97a67 File created C:\Windows\SysWOW64\c9d97a67 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE c9d97a67 -
resource yara_rule behavioral1/memory/1864-0-0x0000000000420000-0x00000000004AC000-memory.dmp upx behavioral1/files/0x00070000000004e8-2.dat upx behavioral1/memory/4712-4-0x0000000000930000-0x00000000009BC000-memory.dmp upx behavioral1/memory/1864-18-0x0000000000420000-0x00000000004AC000-memory.dmp upx behavioral1/memory/4712-19-0x0000000000930000-0x00000000009BC000-memory.dmp upx behavioral1/memory/4712-36-0x0000000000930000-0x00000000009BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\50abd0 c9d97a67 File opened for modification C:\Windows\1fe990 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname c9d97a67 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain c9d97a67 - 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 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c9d97a67 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" c9d97a67 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix c9d97a67 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" c9d97a67 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" c9d97a67 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing c9d97a67 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ c9d97a67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" c9d97a67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" c9d97a67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" c9d97a67 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4712 c9d97a67 4712 c9d97a67 4712 c9d97a67 4712 c9d97a67 4712 c9d97a67 4712 c9d97a67 4712 c9d97a67 4712 c9d97a67 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Token: SeTcbPrivilege 1864 2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe Token: SeDebugPrivilege 4712 c9d97a67 Token: SeTcbPrivilege 4712 c9d97a67
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-21_9736fe430556cd26476f13b174f4ee4d_amadey_coinminer_cryptolocker_elex_smoke-loader_stop.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1864
-
C:\Windows\Syswow64\c9d97a67C:\Windows\Syswow64\c9d97a671⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4712
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\c9d97a67
- Size 832KB
- SHA256 d368f7b68f5cb243b7e1bba5f5203b0333afeb39a3c19d7366be27bec9e5d973
- MD5 2f1bd649cc418dd58660455bbe76ded5
- SHA1 3a2f87c71add701783970b6418a93f9b5221e9c2
- SHA512 de1c1854f968defb0cb887df0329cbeff92c812dc57fa540656adaad67526abfd6221a27217e32b896d59385adca859532cf73df7dd341ceda2ac03d856b9bd4
- SSDEEP 12288:8SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Likr:PvO2xJKRw2kOkx2LFRvcUv
- TLSH T145055A31E6418036D1B34576C6FA0BBFE664BD25131155CBA3C4BA262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH