Analysis
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max time kernel
150s -
max time network
134s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03-12-2022 23:09
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
General
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Target
file.exe
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Size
380KB
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MD5
f7fbe9f2c6867d17c2af8f2fe4a70ee2
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SHA1
f9d0f31b9425f5565bdadd53dff50702a97f38f8
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SHA256
aa29b5fec8025ec05435212828cb2774139156dc891586127a29a893f87f6d73
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SHA512
f26796b6e13f55420dc09eb73c51ee05551f290b5f941ce63844bbff877a6b780c1522b63e9041777c3bf45c0a78f89236648805d31124bb7413694b21a88fc0
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SSDEEP
3072:0hVqorQEKv5maOpo2EBm2m2rzxeuJ8KCTJY3GnWNTC6NRMHnlXbaeZACHYDrE:gqoKwdQU2Pp56KCTJYWnMW2RqnwDaY
Malware Config
Extracted
amadey
3.50
31.41.244.167/v7eWcjs/index.php
Signatures
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Detect Amadey credential stealer module 5 IoCs
resource yara_rule behavioral1/files/0x000800000001230f-76.dat amadey_cred_module behavioral1/files/0x000800000001230f-80.dat amadey_cred_module behavioral1/files/0x000800000001230f-79.dat amadey_cred_module behavioral1/files/0x000800000001230f-78.dat amadey_cred_module behavioral1/files/0x000800000001230f-77.dat amadey_cred_module -
Blocklisted process makes network request 1 IoCs
flow pid Process 5 1260 rundll32.exe -
Executes dropped EXE 4 IoCs
pid Process 1232 gntuud.exe 1736 gntuud.exe 748 gntuud.exe 1884 gntuud.exe -
Loads dropped DLL 6 IoCs
pid Process 1380 file.exe 1380 file.exe 1260 rundll32.exe 1260 rundll32.exe 1260 rundll32.exe 1260 rundll32.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1484 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1260 rundll32.exe 1260 rundll32.exe 1260 rundll32.exe 1260 rundll32.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 1380 wrote to memory of 1232 1380 file.exe 27 PID 1380 wrote to memory of 1232 1380 file.exe 27 PID 1380 wrote to memory of 1232 1380 file.exe 27 PID 1380 wrote to memory of 1232 1380 file.exe 27 PID 1232 wrote to memory of 1484 1232 gntuud.exe 28 PID 1232 wrote to memory of 1484 1232 gntuud.exe 28 PID 1232 wrote to memory of 1484 1232 gntuud.exe 28 PID 1232 wrote to memory of 1484 1232 gntuud.exe 28 PID 1264 wrote to memory of 1736 1264 taskeng.exe 33 PID 1264 wrote to memory of 1736 1264 taskeng.exe 33 PID 1264 wrote to memory of 1736 1264 taskeng.exe 33 PID 1264 wrote to memory of 1736 1264 taskeng.exe 33 PID 1232 wrote to memory of 1260 1232 gntuud.exe 34 PID 1232 wrote to memory of 1260 1232 gntuud.exe 34 PID 1232 wrote to memory of 1260 1232 gntuud.exe 34 PID 1232 wrote to memory of 1260 1232 gntuud.exe 34 PID 1232 wrote to memory of 1260 1232 gntuud.exe 34 PID 1232 wrote to memory of 1260 1232 gntuud.exe 34 PID 1232 wrote to memory of 1260 1232 gntuud.exe 34 PID 1264 wrote to memory of 748 1264 taskeng.exe 35 PID 1264 wrote to memory of 748 1264 taskeng.exe 35 PID 1264 wrote to memory of 748 1264 taskeng.exe 35 PID 1264 wrote to memory of 748 1264 taskeng.exe 35 PID 1264 wrote to memory of 1884 1264 taskeng.exe 36 PID 1264 wrote to memory of 1884 1264 taskeng.exe 36 PID 1264 wrote to memory of 1884 1264 taskeng.exe 36 PID 1264 wrote to memory of 1884 1264 taskeng.exe 36 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1232 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /F3⤵
- Creates scheduled task(s)
PID:1484
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:1260
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C:\Windows\system32\taskeng.exetaskeng.exe {037A7B8E-D417-47CC-9F4D-46304CB7BBEE} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1264 -
C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
PID:1736
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
PID:748
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
PID:1884
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
380KB
MD5f7fbe9f2c6867d17c2af8f2fe4a70ee2
SHA1f9d0f31b9425f5565bdadd53dff50702a97f38f8
SHA256aa29b5fec8025ec05435212828cb2774139156dc891586127a29a893f87f6d73
SHA512f26796b6e13f55420dc09eb73c51ee05551f290b5f941ce63844bbff877a6b780c1522b63e9041777c3bf45c0a78f89236648805d31124bb7413694b21a88fc0
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Filesize
380KB
MD5f7fbe9f2c6867d17c2af8f2fe4a70ee2
SHA1f9d0f31b9425f5565bdadd53dff50702a97f38f8
SHA256aa29b5fec8025ec05435212828cb2774139156dc891586127a29a893f87f6d73
SHA512f26796b6e13f55420dc09eb73c51ee05551f290b5f941ce63844bbff877a6b780c1522b63e9041777c3bf45c0a78f89236648805d31124bb7413694b21a88fc0
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Filesize
380KB
MD5f7fbe9f2c6867d17c2af8f2fe4a70ee2
SHA1f9d0f31b9425f5565bdadd53dff50702a97f38f8
SHA256aa29b5fec8025ec05435212828cb2774139156dc891586127a29a893f87f6d73
SHA512f26796b6e13f55420dc09eb73c51ee05551f290b5f941ce63844bbff877a6b780c1522b63e9041777c3bf45c0a78f89236648805d31124bb7413694b21a88fc0
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Filesize
380KB
MD5f7fbe9f2c6867d17c2af8f2fe4a70ee2
SHA1f9d0f31b9425f5565bdadd53dff50702a97f38f8
SHA256aa29b5fec8025ec05435212828cb2774139156dc891586127a29a893f87f6d73
SHA512f26796b6e13f55420dc09eb73c51ee05551f290b5f941ce63844bbff877a6b780c1522b63e9041777c3bf45c0a78f89236648805d31124bb7413694b21a88fc0
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Filesize
380KB
MD5f7fbe9f2c6867d17c2af8f2fe4a70ee2
SHA1f9d0f31b9425f5565bdadd53dff50702a97f38f8
SHA256aa29b5fec8025ec05435212828cb2774139156dc891586127a29a893f87f6d73
SHA512f26796b6e13f55420dc09eb73c51ee05551f290b5f941ce63844bbff877a6b780c1522b63e9041777c3bf45c0a78f89236648805d31124bb7413694b21a88fc0
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Filesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
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Filesize
380KB
MD5f7fbe9f2c6867d17c2af8f2fe4a70ee2
SHA1f9d0f31b9425f5565bdadd53dff50702a97f38f8
SHA256aa29b5fec8025ec05435212828cb2774139156dc891586127a29a893f87f6d73
SHA512f26796b6e13f55420dc09eb73c51ee05551f290b5f941ce63844bbff877a6b780c1522b63e9041777c3bf45c0a78f89236648805d31124bb7413694b21a88fc0
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Filesize
380KB
MD5f7fbe9f2c6867d17c2af8f2fe4a70ee2
SHA1f9d0f31b9425f5565bdadd53dff50702a97f38f8
SHA256aa29b5fec8025ec05435212828cb2774139156dc891586127a29a893f87f6d73
SHA512f26796b6e13f55420dc09eb73c51ee05551f290b5f941ce63844bbff877a6b780c1522b63e9041777c3bf45c0a78f89236648805d31124bb7413694b21a88fc0
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Filesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
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Filesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
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Filesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
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Filesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981