Analysis
- max time kernel
149s - max time network
154s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
18/04/2026, 12:14
Behavioral task
behavioral1
Sample
e2bet.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
e2bet.exe
Resource
win11-20260130-en
General
- Target e2bet.exe
- Size 3.1MB
- Sample260418-pee4nag16w
- SHA256 fad86850a716b50ef38b74dc8e956e7c493be863690371d8317743f5909db93f
- MD5 2746ce9a35fe0d1b6bf3fe98098e70e8
- SHA1 3961ac8c33fe377b95645d1a8c3fed73a44dfbe0
- SHA512 dbb42c24f5d286b4aae0781e1f8815a3316f98d414e38c6fac46586c24b57d8469c3fbe4912fbb836022b9b692a861e6ed998145e09cd8f2fd135de4bb551998
- SSDEEP 49152:nvsL82kyaNnwxPlllSWxc9LpQXbK4PWoGdMlbTHHB72eh2NT:nv282kyaNnwxPlllSWa9LpQXbK4+
- TLSH T10BE56B0437F85F33E16BD6B3D9B0501267F0F86AB3A3EB1B6191667E1C53B9058026A7
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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quasar
-
1.4.1
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thelenoxnyc.com
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thelenoxnyc.com:80
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thelenoxnyc.com:443
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thelenoxnyc.com:3306
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thelenoxnyc.com/vi-vn:80
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thelenoxnyc.com/vi-vn:443
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thelenoxnyc.com/vi-vn:3306
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73ccb855-1714-40cc-b11e-365a8bb7081e
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encryption_key
576D1496F563366ADEBFC3046D6584BB4AD91241
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install_name
e2bet.exe
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key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
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log_directory
Logs
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reconnect_delay
10
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startup_key
https://thelenoxnyc.com
-
subdirectory
e2bet
Signatures
- Quasar payload 2 IoCs
resource yara_rule behavioral2/memory/1076-0-0x0000000000700000-0x0000000000A24000-memory.dmp family_quasar behavioral2/files/0x001a00000002b475-4.dat family_quasar - Executes dropped EXE 5 IoCs
pid Process 3176 e2bet.exe 3096 e2bet.exe 3884 e2bet.exe 3040 e2bet.exe 768 e2bet.exe - Adds Run key to start application 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2122505878-652277452-2375749442-1000\Software\Microsoft\Windows\CurrentVersion\Run\https://thelenoxnyc.com = "\"C:\\Users\\Admin\\AppData\\Roaming\\e2bet\\e2bet.exe\"" e2bet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2122505878-652277452-2375749442-1000\Software\Microsoft\Windows\CurrentVersion\Run\https://thelenoxnyc.com = "\"C:\\Users\\Admin\\AppData\\Roaming\\e2bet\\e2bet.exe\"" e2bet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2122505878-652277452-2375749442-1000\Software\Microsoft\Windows\CurrentVersion\Run\https://thelenoxnyc.com = "\"C:\\Users\\Admin\\AppData\\Roaming\\e2bet\\e2bet.exe\"" e2bet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2122505878-652277452-2375749442-1000\Software\Microsoft\Windows\CurrentVersion\Run\https://thelenoxnyc.com = "\"C:\\Users\\Admin\\AppData\\Roaming\\e2bet\\e2bet.exe\"" e2bet.exe Set value (str) \REGISTRY\USER\S-1-5-21-2122505878-652277452-2375749442-1000\Software\Microsoft\Windows\CurrentVersion\Run\https://thelenoxnyc.com = "\"C:\\Users\\Admin\\AppData\\Roaming\\e2bet\\e2bet.exe\"" e2bet.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2728 PING.EXE 3572 PING.EXE 1140 PING.EXE - Runs ping.exe 1 TTPs 3 IoCs
pid Process 2728 PING.EXE 3572 PING.EXE 1140 PING.EXE - Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1432 schtasks.exe 392 schtasks.exe 1456 schtasks.exe 4992 schtasks.exe 3816 schtasks.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1076 e2bet.exe Token: SeDebugPrivilege 3176 e2bet.exe Token: SeDebugPrivilege 3096 e2bet.exe Token: SeDebugPrivilege 3884 e2bet.exe Token: SeDebugPrivilege 3040 e2bet.exe Token: SeDebugPrivilege 768 e2bet.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3176 e2bet.exe 3884 e2bet.exe 3040 e2bet.exe 768 e2bet.exe - Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1076 wrote to memory of 1456 1076 e2bet.exe 80 PID 1076 wrote to memory of 3176 1076 e2bet.exe 82 PID 3176 wrote to memory of 4992 3176 e2bet.exe 85 PID 3176 wrote to memory of 1436 3176 e2bet.exe 87 PID 1436 wrote to memory of 2564 1436 cmd.exe 89 PID 1436 wrote to memory of 2728 1436 cmd.exe 90 PID 1436 wrote to memory of 3884 1436 cmd.exe 91 PID 3884 wrote to memory of 3816 3884 e2bet.exe 92 PID 3884 wrote to memory of 4828 3884 e2bet.exe 94 PID 4828 wrote to memory of 936 4828 cmd.exe 96 PID 4828 wrote to memory of 3572 4828 cmd.exe 97 PID 4828 wrote to memory of 3040 4828 cmd.exe 98 PID 3040 wrote to memory of 1432 3040 e2bet.exe 99 PID 3040 wrote to memory of 1592 3040 e2bet.exe 101 PID 1592 wrote to memory of 2452 1592 cmd.exe 103 PID 1592 wrote to memory of 1140 1592 cmd.exe 104 PID 1592 wrote to memory of 768 1592 cmd.exe 105 PID 768 wrote to memory of 392 768 e2bet.exe 106 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\e2bet.exe"C:\Users\Admin\AppData\Local\Temp\e2bet.exe"1⤵
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "https://thelenoxnyc.com" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe" /rl HIGHEST /f2⤵
- Scheduled Task/Job: Scheduled Task
PID:1456
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C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe"C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "https://thelenoxnyc.com" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe" /rl HIGHEST /f3⤵
- Scheduled Task/Job: Scheduled Task
PID:4992
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\j5EnWkCMunQO.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:1436 -
C:\Windows\system32\chcp.comchcp 650014⤵PID:2564
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C:\Windows\system32\PING.EXEping -n 10 localhost4⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2728
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C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe"C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe"4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3884 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "https://thelenoxnyc.com" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe" /rl HIGHEST /f5⤵
- Scheduled Task/Job: Scheduled Task
PID:3816
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\Fgi1k9zZkT0d.bat" "5⤵
- Suspicious use of WriteProcessMemory
PID:4828 -
C:\Windows\system32\chcp.comchcp 650016⤵PID:936
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C:\Windows\system32\PING.EXEping -n 10 localhost6⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3572
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C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe"C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe"6⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3040 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "https://thelenoxnyc.com" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe" /rl HIGHEST /f7⤵
- Scheduled Task/Job: Scheduled Task
PID:1432
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\g7mIVatfL5ya.bat" "7⤵
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Windows\system32\chcp.comchcp 650018⤵PID:2452
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C:\Windows\system32\PING.EXEping -n 10 localhost8⤵
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1140
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C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe"C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe"8⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:768 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "https://thelenoxnyc.com" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe" /rl HIGHEST /f9⤵
- Scheduled Task/Job: Scheduled Task
PID:392
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C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exeC:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3096
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\e2bet.exe.log
- Size 1KB
- SHA256 5d8af3c7519874ed42a0d74ee559ae30d9cc6930aef213079347e2b47092c210
- MD5 b4e91d2e5f40d5e2586a86cf3bb4df24
- SHA1 31920b3a41aa4400d4a0230a7622848789b38672
- SHA512 968751b79a98961f145de48d425ea820fd1875bae79a725adf35fc8f4706c103ee0c7babd4838166d8a0dda9fbce3728c0265a04c4b37f335ec4eaa110a2b319
- TLSH T1BF219A722372B1D489163F83085D568827FF8329B550ED0CB999724EED2B01B5B223F7
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\Fgi1k9zZkT0d.bat
- Size 205B
- SHA256 6dd748e31a47cc5b3e55a87f3c10f5acdb18209ed4d743880e4103b4abd06497
- MD5 92f0304192f9788261425ad9e3538ea9
- SHA1 79870da78517869775cce983315616f9a8f3e4fb
- SHA512 fbd22ae41651ace75a7395684fead7d837b66f22ce6ae009e60dd8d86fa8e5edc25b614850e038fde26bc2f252f1df777d27a570eaa3a21cd4673733a0676217
- TLSH T1BFD022124382CB0D8B020C0729A16688B0DA04EA2F4CBD9289038CDC038689CF597282
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\g7mIVatfL5ya.bat
- Size 205B
- SHA256 2c8bbd1979eb8218c2808d0554affaf48ed6398f86a35496585fddb7c0b4950e
- MD5 98ca3ac486a94018b8d4d1b5d4296f57
- SHA1 4fc09ca76c162e605f80c0bdf3028f7a11644358
- SHA512 2ccdd52ec6930bc9e0e36ec3170ee25992c953ef88ee67f6cda64c90ec906df5c9b86da994f33156673bd3e188864d90d785fc1902d6d2977d037ba31b04e0bb
- TLSH T1C1D023114341C70DC6030C1719A6718CB0D544D51F4CFD51450248DC038684C7997141
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\j5EnWkCMunQO.bat
- Size 205B
- SHA256 e326c31be8d4773551be184ad1420ade42fa6542d4841d59110bea4b840e558e
- MD5 9e423520b105ee6312c6776f95a01e46
- SHA1 130fd5ddba56452cb9dfe39a49214a591d5accf9
- SHA512 19225942077db756b78f29a526822f220df26e3ebfd13292c0992cc5643d65828083b7a589536195a99a4b584fbd9eff09197e131036202472045578f27d72cb
- TLSH T16DD0220227C5CB0E87020C0729A57288B0DE04EA2F8CBEA2850288DC438788CB997182
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\e2bet\e2bet.exe
- Size 3.1MB
- SHA256 fad86850a716b50ef38b74dc8e956e7c493be863690371d8317743f5909db93f
- MD5 2746ce9a35fe0d1b6bf3fe98098e70e8
- SHA1 3961ac8c33fe377b95645d1a8c3fed73a44dfbe0
- SHA512 dbb42c24f5d286b4aae0781e1f8815a3316f98d414e38c6fac46586c24b57d8469c3fbe4912fbb836022b9b692a861e6ed998145e09cd8f2fd135de4bb551998
- SSDEEP 49152:nvsL82kyaNnwxPlllSWxc9LpQXbK4PWoGdMlbTHHB72eh2NT:nv282kyaNnwxPlllSWa9LpQXbK4+
- TLSH T10BE56B0437F85F33E16BD6B3D9B0501267F0F86AB3A3EB1B6191667E1C53B9058026A7
- MD5 SHA1 SHA512 SSDEEP TLSH