Analysis
- max time kernel
150s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
29/12/2022, 15:01
General
- Target file.exe
- Size 312KB
- Sample221229-sdwa2adc57
- SHA256 b592b7bc9f9309f9347eb0a1eef93f67611451d25f6d20ee36c8f2358201ce2d
Malware Config
Extracted
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gozi
Extracted
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gozi
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22500
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confisg.edge.skype.com
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http://
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s28bxcw.xyz
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config.edgse.skype.com
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http://89.43.107.7
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base_path
/recycle/
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build
250249
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exe_type
loader
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extension
.alo
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server_id
50
Extracted
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amadey
-
3.63
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62.204.41.67/g8sjnd3xe/index.php
Extracted
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djvu
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http://ex3mall.com/lancer/get.php
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extension
.isza
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offline_id
m3KmScxfDyEQzJYP8qjOSfP4FvpsOXlekGuMPzt1
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payload_url
http://uaery.top/dl/build2.exe
http://ex3mall.com/files/1/build3.exe
-
ransomnote
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Signatures
- Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
- Detect Amadey credential stealer module 2 IoCs
- Detected Djvu ransomware 10 IoCs
- Detects LgoogLoader payload 2 IoCs
- Detects Smokeloader packer 2 IoCs
- Djvu Ransomware
Ransomware which is a variant of the STOP family.
- Gozi
Gozi is a well-known and widely distributed banking trojan.
- LgoogLoader
A downloader capable of dropping and executing other malware families.
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Blocklisted process makes network request 1 IoCs
- Downloads MZ/PE file
- Executes dropped EXE 20 IoCs
- VMProtect packed file 6 IoCs
Detects executables packed with VMProtect commercial packer.
- Checks computer location settings 2 TTPs 6 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 4 IoCs
- Modifies file permissions 1 TTPs 1 IoCs
- Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses 2FA software files, possible credential harvesting 2 TTPs
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 5 IoCs
- Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 2 IoCs
- Suspicious use of AdjustPrivilegeToken 26 IoCs
- Suspicious use of WriteProcessMemory 64 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\CEAF.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\CEAF.dll2⤵
- Loads dropped DLL
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C:\Users\Admin\AppData\Local\Temp\D065.exeC:\Users\Admin\AppData\Local\Temp\D065.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\D065.exeC:\Users\Admin\AppData\Local\Temp\D065.exe2⤵
- Executes dropped EXE
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\cfeb27ec-94f2-4feb-964e-bf36e0f81b4a" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
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C:\Users\Admin\AppData\Local\Temp\D065.exe"C:\Users\Admin\AppData\Local\Temp\D065.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\D065.exe"C:\Users\Admin\AppData\Local\Temp\D065.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Executes dropped EXE
- Checks computer location settings
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C:\Users\Admin\AppData\Local\89375d18-4e2d-406d-8ead-7254501009cf\build2.exe"C:\Users\Admin\AppData\Local\89375d18-4e2d-406d-8ead-7254501009cf\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
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C:\Users\Admin\AppData\Local\89375d18-4e2d-406d-8ead-7254501009cf\build2.exe"C:\Users\Admin\AppData\Local\89375d18-4e2d-406d-8ead-7254501009cf\build2.exe"6⤵
- Executes dropped EXE
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\89375d18-4e2d-406d-8ead-7254501009cf\build2.exe" & exit7⤵
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C:\Windows\SysWOW64\timeout.exetimeout /t 68⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Local\89375d18-4e2d-406d-8ead-7254501009cf\build3.exe"C:\Users\Admin\AppData\Local\89375d18-4e2d-406d-8ead-7254501009cf\build3.exe"5⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"6⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\D316.exeC:\Users\Admin\AppData\Local\Temp\D316.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe"C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN nbveek.exe /TR "C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe" /F3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- outlook_win_path
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C:\Users\Admin\AppData\Local\Temp\D420.exeC:\Users\Admin\AppData\Local\Temp\D420.exe1⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe"C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe"2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\DCEB.exeC:\Users\Admin\AppData\Local\Temp\DCEB.exe1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Local\Temp\DEB2.exeC:\Users\Admin\AppData\Local\Temp\DEB2.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3548 -s 3402⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3548 -ip 35481⤵
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C:\Users\Admin\AppData\Local\Temp\E867.exeC:\Users\Admin\AppData\Local\Temp\E867.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"2⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4220 -s 12562⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4220 -s 12642⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\EC11.exeC:\Users\Admin\AppData\Local\Temp\EC11.exe1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"2⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 12802⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 13282⤵
- Program crash
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C:\Users\Admin\AppData\Local\Temp\F0C6.exeC:\Users\Admin\AppData\Local\Temp\F0C6.exe1⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\F5F7.exeC:\Users\Admin\AppData\Local\Temp\F5F7.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4220 -ip 42201⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4220 -ip 42201⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1728 -ip 17281⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1728 -ip 17281⤵
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exeC:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe1⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exeC:\Users\Admin\AppData\Local\Temp\cb465ca805\nbveek.exe1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
mozglue.dll
nss3.dll
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
build2.exe
build2.exe
build2.exe
build3.exe
build3.exe
CEAF.dll
CEAF.dll
D065.exe
D065.exe
D065.exe
D065.exe
D065.exe
D316.exe
D316.exe
D420.exe
D420.exe
DCEB.exe
DCEB.exe
DEB2.exe
DEB2.exe
E867.exe
E867.exe
EC11.exe
EC11.exe
F0C6.exe
F0C6.exe
F5F7.exe
F5F7.exe
nbveek.exe
nbveek.exe
nbveek.exe
nbveek.exe
nbveek.exe
nbveek.exe
D065.exe
cred64.dll
cred64.dll
mstsca.exe
mstsca.exe
memory/916-199-0x0000000140000000-0x000000014061A000-memory.dmp
memory/1608-180-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1608-163-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1608-160-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1608-162-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1608-169-0x0000000000400000-0x0000000000537000-memory.dmp
memory/1728-222-0x000000000B690000-0x000000000B9A4000-memory.dmp
memory/1728-231-0x000000000B690000-0x000000000B9A4000-memory.dmp
memory/1728-221-0x00000000029D8000-0x0000000002B7D000-memory.dmp
memory/1728-257-0x00000000029D8000-0x0000000002B7D000-memory.dmp
memory/2924-251-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2924-250-0x0000000000400000-0x000000000043F000-memory.dmp
memory/2924-252-0x0000000000EE0000-0x0000000000EE9000-memory.dmp
memory/2924-253-0x0000000000F00000-0x0000000000F0D000-memory.dmp
memory/2960-192-0x0000000140000000-0x000000014061A000-memory.dmp
memory/3548-185-0x0000000000400000-0x0000000000456000-memory.dmp
memory/3548-184-0x00000000006F7000-0x000000000070C000-memory.dmp
memory/3588-235-0x0000000000400000-0x0000000000467000-memory.dmp
memory/3588-243-0x0000000000400000-0x0000000000467000-memory.dmp
memory/3588-258-0x0000000061E00000-0x0000000061EF3000-memory.dmp
memory/3588-237-0x0000000000400000-0x0000000000467000-memory.dmp
memory/3588-280-0x0000000000400000-0x0000000000467000-memory.dmp
memory/3588-233-0x0000000000400000-0x0000000000467000-memory.dmp
memory/3804-143-0x0000000000400000-0x0000000000495000-memory.dmp
memory/3804-145-0x0000000000D20000-0x0000000000D26000-memory.dmp
memory/3804-254-0x0000000002830000-0x000000000283D000-memory.dmp
memory/4044-207-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4044-278-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4044-209-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4044-214-0x0000000000400000-0x0000000000537000-memory.dmp
memory/4196-230-0x0000000000A90000-0x0000000000A9D000-memory.dmp
memory/4196-229-0x0000000000A70000-0x0000000000A79000-memory.dmp
memory/4196-228-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4196-227-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4196-226-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4196-224-0x0000000000400000-0x000000000043F000-memory.dmp
memory/4212-200-0x0000000000400000-0x0000000000456000-memory.dmp
memory/4212-175-0x00000000004A0000-0x00000000004A9000-memory.dmp
memory/4212-174-0x00000000006D7000-0x00000000006EC000-memory.dmp
memory/4212-176-0x0000000000400000-0x0000000000456000-memory.dmp
memory/4220-217-0x000000000DCE0000-0x000000000DFF4000-memory.dmp
memory/4220-244-0x000000000347E000-0x0000000003623000-memory.dmp
memory/4220-216-0x000000000347E000-0x0000000003623000-memory.dmp
memory/4220-215-0x000000000DCE0000-0x000000000DFF4000-memory.dmp
memory/4228-238-0x0000000002090000-0x00000000020E3000-memory.dmp
memory/4228-236-0x00000000004A8000-0x00000000004D6000-memory.dmp
memory/4464-208-0x0000000000AD7000-0x0000000000B68000-memory.dmp
memory/4852-132-0x00000000005A7000-0x00000000005BC000-memory.dmp
memory/4852-135-0x0000000000400000-0x0000000000452000-memory.dmp
memory/4852-134-0x0000000000400000-0x0000000000452000-memory.dmp
memory/4852-133-0x0000000000580000-0x0000000000589000-memory.dmp
memory/5072-164-0x0000000000863000-0x00000000008F4000-memory.dmp
memory/5072-165-0x00000000022E0000-0x00000000023FB000-memory.dmp