Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/05/2026, 00:45
Behavioral task
behavioral1
Sample
2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
Resource
win10v2004-20260130-en
12 signatures
150 seconds
General
- Target 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
- Size 1.7MB
- Sample260504-a38njset8p
- SHA256 f5dde542b734aa1aaa917abf1d2b664e67ed91df8df79633d315fe453afff279
- MD5 0db57b9d9465891266a01828ede5cca3
- SHA1 c27d34fb5c891234da3080ffbe0fc8805df2ee26
- SHA512 9c7df5130f0d580995bbcf15bf0605f2c90cedebe336160c4abda424e4b3186eba1d46241e0f5388e1cd2d0f31939aef06f9b9e5c6842097f1600cd60824ff4f
- SSDEEP 24576:ivO2xJKRh2kOkx2LFxNcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:iHHKX2WQt56/OJdJCXDrsOFZMjHfUr
- TLSH T1B4858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000800000002448b-4.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000800000002448b-4.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral1/memory/3800-0-0x0000000000330000-0x00000000003BC000-memory.dmp UPX behavioral1/files/0x000800000002448b-4.dat UPX behavioral1/memory/4784-3-0x00000000009D0000-0x0000000000A5C000-memory.dmp UPX behavioral1/memory/3800-16-0x0000000000330000-0x00000000003BC000-memory.dmp UPX behavioral1/memory/4784-18-0x00000000009D0000-0x0000000000A5C000-memory.dmp UPX behavioral1/memory/4784-38-0x00000000009D0000-0x0000000000A5C000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4784 4d42024c - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 3 114.114.114.114 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 4 223.5.5.5 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 46 114.114.114.114 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 47 223.5.5.5 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 110 114.114.114.114 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Destination IP 111 223.5.5.5 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 4d42024c File created C:\Windows\SysWOW64\4d42024c 2026-05-04_0db57b9d9465891266a01828ede5cca3_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 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 4d42024c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 4d42024c -
resource yara_rule behavioral1/memory/3800-0-0x0000000000330000-0x00000000003BC000-memory.dmp upx behavioral1/files/0x000800000002448b-4.dat upx behavioral1/memory/4784-3-0x00000000009D0000-0x0000000000A5C000-memory.dmp upx behavioral1/memory/3800-16-0x0000000000330000-0x00000000003BC000-memory.dmp upx behavioral1/memory/4784-18-0x00000000009D0000-0x0000000000A5C000-memory.dmp upx behavioral1/memory/4784-38-0x00000000009D0000-0x0000000000A5C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\51e760 4d42024c File opened for modification C:\Windows\410eb0 2026-05-04_0db57b9d9465891266a01828ede5cca3_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 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4d42024c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 4d42024c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 4d42024c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 4d42024c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 4d42024c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 4d42024c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 4d42024c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 4d42024c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 4d42024c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 4d42024c - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4784 4d42024c 4784 4d42024c 4784 4d42024c 4784 4d42024c 4784 4d42024c 4784 4d42024c 4784 4d42024c 4784 4d42024c 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeTcbPrivilege 3800 2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe Token: SeDebugPrivilege 4784 4d42024c Token: SeTcbPrivilege 4784 4d42024c
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-04_0db57b9d9465891266a01828ede5cca3_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-04_0db57b9d9465891266a01828ede5cca3_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:3800
-
C:\Windows\Syswow64\4d42024cC:\Windows\Syswow64\4d42024c1⤵
- 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:4784
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\4d42024c
- Size 1.7MB
- SHA256 05fbd0896037678147806168a2caaf9e74db43989e3fbdfa0a65ad39b68be233
- MD5 8cb6a7fadfe2239bfe33b62375893ed6
- SHA1 c1a3212e8ed9726b05c0ec2ace2d5ee7970e12d8
- SHA512 18cf9523f3707230e07ac77fee5799575489c5c31f5d98e2648a37aba051b2e5499e2844b5569a8e27cb23ea6fd556db68fbd87548d3c5137164a105797f6f94
- SSDEEP 24576:/vO2xJKRh2kOkx2LFxNcU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:/HHKX2WQt56/OJdJCXDrsOFZMjHfUr
- TLSH T129858D31AAC04132E2B3867585FA56F6A9257C222721E5CF62C57B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH