Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
20/08/2026, 03:51
Behavioral task
behavioral1
Sample
2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
13 signatures
150 seconds
General
- Target 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe
- Size 1.4MB
- Sample260820-eeqv2sel3s
- SHA256 6aef43cf20ba3170b7cb07e25ced8e5d1c224a81c695dfc11cba9f7f75914eeb
- MD5 0d0faa6a5d89b1f0852cd2897651618e
- SHA1 bb695b0d4c4f4697a6d30b23af21cacb98dd444b
- SHA512 601e5da199de34851427fad81128bf1886c71f790fc1969c6e6bdd9fc23d68661285c4779eece63dc5f8880510c966f694455b51c654b35087eb67bfc0bc34b4
- SSDEEP 24576:wjHPOSOkx2LFscU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:wTGkQy56/OJdJCXDrsOFZMjHfUr
- TLSH T1BC658E31AAC14132E2B3867186FA56F6A5257C222711E5CF62C97B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000a000000023fe5-2.dat CryptoLocker_rule2 - Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000a000000023fe5-2.dat CryptoLocker_set1 - UPX dump on OEP (original entry point) 8 IoCs
resource yara_rule behavioral1/memory/2260-0-0x0000000000A40000-0x0000000000AC9000-memory.dmp UPX behavioral1/files/0x000a000000023fe5-2.dat UPX behavioral1/memory/716-4-0x0000000000A40000-0x0000000000AC9000-memory.dmp UPX behavioral1/memory/2260-12-0x0000000000A40000-0x0000000000AC9000-memory.dmp UPX behavioral1/memory/716-14-0x0000000000A40000-0x0000000000AC9000-memory.dmp UPX behavioral1/memory/2260-26-0x0000000000A40000-0x0000000000AC9000-memory.dmp UPX behavioral1/memory/716-27-0x0000000000A40000-0x0000000000AC9000-memory.dmp UPX behavioral1/memory/716-29-0x0000000000A40000-0x0000000000AC9000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 716 aba2ed6d - 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 3 114.114.114.114 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe Destination IP 4 223.5.5.5 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe Destination IP 34 114.114.114.114 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe Destination IP 37 223.5.5.5 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 aba2ed6d File created C:\Windows\SysWOW64\aba2ed6d 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies aba2ed6d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 aba2ed6d -
resource yara_rule behavioral1/memory/2260-0-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral1/files/0x000a000000023fe5-2.dat upx behavioral1/memory/716-4-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral1/memory/2260-12-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral1/memory/716-14-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral1/memory/2260-26-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral1/memory/716-27-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx behavioral1/memory/716-29-0x0000000000A40000-0x0000000000AC9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\c4218 aba2ed6d File opened for modification C:\Windows\26b128 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_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 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aba2ed6d - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" aba2ed6d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" aba2ed6d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" aba2ed6d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing aba2ed6d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ aba2ed6d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" aba2ed6d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix aba2ed6d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" aba2ed6d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" aba2ed6d - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 716 aba2ed6d 716 aba2ed6d 716 aba2ed6d 716 aba2ed6d 716 aba2ed6d 716 aba2ed6d 716 aba2ed6d 716 aba2ed6d 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe Token: SeTcbPrivilege 2260 2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe Token: SeDebugPrivilege 716 aba2ed6d Token: SeTcbPrivilege 716 aba2ed6d
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-20_0d0faa6a5d89b1f0852cd2897651618e_coinminer_cryptolocker_elex_mafia_stealc_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:2260
-
C:\Windows\Syswow64\aba2ed6dC:\Windows\Syswow64\aba2ed6d1⤵
- 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:716
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\aba2ed6d
- Size 1.4MB
- SHA256 329ed8a26b11858e55025fdde8219fa8826171972b251784f2e82dc6a30605cf
- MD5 cb653cfa8ac09d69406f5dc8bc0554e7
- SHA1 1a6d0093c582e27483f09842ba372530ae852e12
- SHA512 5365e41923972978af54c7cee2954bb49aeb434044b75314325307a5703fa25e1210d45dd07d4960d1d2035ecb239764b9163f4384b3b9e61ccc14ba42dc86e4
- SSDEEP 24576:sjHPOSOkx2LFscU6UQOJdBqsCPhH9Do2sOfNZMjHfUr:sTGkQy56/OJdJCXDrsOFZMjHfUr
- TLSH T1FD658E31AAC14132E2B3867186FA56F6A5257C222711E5CF62C97B291E737D3ED3070E
- MD5 SHA1 SHA512 SSDEEP TLSH