Analysis
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max time kernel
136s -
max time network
182s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
04-12-2022 16:27
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
General
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Target
file.exe
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Size
381KB
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MD5
f22779be6af0dede1a8becca1538ea13
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SHA1
1d0007bba00c562b6a5892aa32806b2c9e15b58a
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SHA256
9c0b9ed63771981d6d886936e99d0b9c288017873baa6c4fd332b69fba2f2d98
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SHA512
f16f5640f6fd718627351f1ee9e7186e7f13692a8da2458bc1758988479cf6331b2f26dd00c8bdc6d8d18ff7a1ee972cce3cb536430e0fbf5a9a75c5d8464f9e
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SSDEEP
6144:rcYi3Fm7NHQ9wNQqqvY1tpWkw2bc4fymlglwDVjGMG1PF:rcYi3QHPp9c4fyWglwJjGMG
Malware Config
Extracted
amadey
3.50
31.41.244.167/v7eWcjs/index.php
Extracted
redline
NewDef2023
185.106.92.214:2510
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auth_value
048f34b18865578890538db10b2e9edf
Signatures
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Detect Amadey credential stealer module 5 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll amadey_cred_module -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/668-78-0x00000000020B0000-0x00000000020EE000-memory.dmp family_redline behavioral1/memory/668-79-0x00000000020F0000-0x000000000212C000-memory.dmp family_redline -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 8 952 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
gntuud.exeanon.exegntuud.exegntuud.exepid process 1340 gntuud.exe 668 anon.exe 1504 gntuud.exe 988 gntuud.exe -
Loads dropped DLL 8 IoCs
Processes:
file.exegntuud.exerundll32.exepid process 976 file.exe 976 file.exe 1340 gntuud.exe 1340 gntuud.exe 952 rundll32.exe 952 rundll32.exe 952 rundll32.exe 952 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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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
gntuud.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\anon.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000006001\\anon.exe" gntuud.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
anon.exerundll32.exepid process 668 anon.exe 668 anon.exe 952 rundll32.exe 952 rundll32.exe 952 rundll32.exe 952 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
anon.exedescription pid process Token: SeDebugPrivilege 668 anon.exe -
Suspicious use of WriteProcessMemory 27 IoCs
Processes:
file.exegntuud.exetaskeng.exedescription pid process target process PID 976 wrote to memory of 1340 976 file.exe gntuud.exe PID 976 wrote to memory of 1340 976 file.exe gntuud.exe PID 976 wrote to memory of 1340 976 file.exe gntuud.exe PID 976 wrote to memory of 1340 976 file.exe gntuud.exe PID 1340 wrote to memory of 1320 1340 gntuud.exe schtasks.exe PID 1340 wrote to memory of 1320 1340 gntuud.exe schtasks.exe PID 1340 wrote to memory of 1320 1340 gntuud.exe schtasks.exe PID 1340 wrote to memory of 1320 1340 gntuud.exe schtasks.exe PID 1340 wrote to memory of 668 1340 gntuud.exe anon.exe PID 1340 wrote to memory of 668 1340 gntuud.exe anon.exe PID 1340 wrote to memory of 668 1340 gntuud.exe anon.exe PID 1340 wrote to memory of 668 1340 gntuud.exe anon.exe PID 1340 wrote to memory of 952 1340 gntuud.exe rundll32.exe PID 1340 wrote to memory of 952 1340 gntuud.exe rundll32.exe PID 1340 wrote to memory of 952 1340 gntuud.exe rundll32.exe PID 1340 wrote to memory of 952 1340 gntuud.exe rundll32.exe PID 1340 wrote to memory of 952 1340 gntuud.exe rundll32.exe PID 1340 wrote to memory of 952 1340 gntuud.exe rundll32.exe PID 1340 wrote to memory of 952 1340 gntuud.exe rundll32.exe PID 384 wrote to memory of 1504 384 taskeng.exe gntuud.exe PID 384 wrote to memory of 1504 384 taskeng.exe gntuud.exe PID 384 wrote to memory of 1504 384 taskeng.exe gntuud.exe PID 384 wrote to memory of 1504 384 taskeng.exe gntuud.exe PID 384 wrote to memory of 988 384 taskeng.exe gntuud.exe PID 384 wrote to memory of 988 384 taskeng.exe gntuud.exe PID 384 wrote to memory of 988 384 taskeng.exe gntuud.exe PID 384 wrote to memory of 988 384 taskeng.exe gntuud.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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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)
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C:\Users\Admin\AppData\Local\Temp\1000006001\anon.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\anon.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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
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C:\Windows\system32\taskeng.exetaskeng.exe {ECD396E6-F439-4269-8956-E21269A0D682} S-1-5-21-2292972927-2705560509-2768824231-1000:GRXNNIIE\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeC:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\1000006001\anon.exeFilesize
452KB
MD519c1d32660807e878d801d3022d14dfb
SHA10ee53ad1a2a1b111985e6b1d91e7e072ff98d567
SHA25654f68753efa15d3aab3710e29006be6f5e341edce07c38eaa41abdb4bfa3c0e9
SHA512fd3e003b6fb1f6932dd2f9a7951bbcd9eca7901581882804c17070ebb39da3be3fc79c218cb79428a96ac2951b163d4ccea1aed8e44f78cc68b0c3f8df540b91
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeFilesize
381KB
MD5f22779be6af0dede1a8becca1538ea13
SHA11d0007bba00c562b6a5892aa32806b2c9e15b58a
SHA2569c0b9ed63771981d6d886936e99d0b9c288017873baa6c4fd332b69fba2f2d98
SHA512f16f5640f6fd718627351f1ee9e7186e7f13692a8da2458bc1758988479cf6331b2f26dd00c8bdc6d8d18ff7a1ee972cce3cb536430e0fbf5a9a75c5d8464f9e
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeFilesize
381KB
MD5f22779be6af0dede1a8becca1538ea13
SHA11d0007bba00c562b6a5892aa32806b2c9e15b58a
SHA2569c0b9ed63771981d6d886936e99d0b9c288017873baa6c4fd332b69fba2f2d98
SHA512f16f5640f6fd718627351f1ee9e7186e7f13692a8da2458bc1758988479cf6331b2f26dd00c8bdc6d8d18ff7a1ee972cce3cb536430e0fbf5a9a75c5d8464f9e
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeFilesize
381KB
MD5f22779be6af0dede1a8becca1538ea13
SHA11d0007bba00c562b6a5892aa32806b2c9e15b58a
SHA2569c0b9ed63771981d6d886936e99d0b9c288017873baa6c4fd332b69fba2f2d98
SHA512f16f5640f6fd718627351f1ee9e7186e7f13692a8da2458bc1758988479cf6331b2f26dd00c8bdc6d8d18ff7a1ee972cce3cb536430e0fbf5a9a75c5d8464f9e
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C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeFilesize
381KB
MD5f22779be6af0dede1a8becca1538ea13
SHA11d0007bba00c562b6a5892aa32806b2c9e15b58a
SHA2569c0b9ed63771981d6d886936e99d0b9c288017873baa6c4fd332b69fba2f2d98
SHA512f16f5640f6fd718627351f1ee9e7186e7f13692a8da2458bc1758988479cf6331b2f26dd00c8bdc6d8d18ff7a1ee972cce3cb536430e0fbf5a9a75c5d8464f9e
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C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dllFilesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
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\Users\Admin\AppData\Local\Temp\1000006001\anon.exeFilesize
452KB
MD519c1d32660807e878d801d3022d14dfb
SHA10ee53ad1a2a1b111985e6b1d91e7e072ff98d567
SHA25654f68753efa15d3aab3710e29006be6f5e341edce07c38eaa41abdb4bfa3c0e9
SHA512fd3e003b6fb1f6932dd2f9a7951bbcd9eca7901581882804c17070ebb39da3be3fc79c218cb79428a96ac2951b163d4ccea1aed8e44f78cc68b0c3f8df540b91
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\Users\Admin\AppData\Local\Temp\1000006001\anon.exeFilesize
452KB
MD519c1d32660807e878d801d3022d14dfb
SHA10ee53ad1a2a1b111985e6b1d91e7e072ff98d567
SHA25654f68753efa15d3aab3710e29006be6f5e341edce07c38eaa41abdb4bfa3c0e9
SHA512fd3e003b6fb1f6932dd2f9a7951bbcd9eca7901581882804c17070ebb39da3be3fc79c218cb79428a96ac2951b163d4ccea1aed8e44f78cc68b0c3f8df540b91
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\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeFilesize
381KB
MD5f22779be6af0dede1a8becca1538ea13
SHA11d0007bba00c562b6a5892aa32806b2c9e15b58a
SHA2569c0b9ed63771981d6d886936e99d0b9c288017873baa6c4fd332b69fba2f2d98
SHA512f16f5640f6fd718627351f1ee9e7186e7f13692a8da2458bc1758988479cf6331b2f26dd00c8bdc6d8d18ff7a1ee972cce3cb536430e0fbf5a9a75c5d8464f9e
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\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exeFilesize
381KB
MD5f22779be6af0dede1a8becca1538ea13
SHA11d0007bba00c562b6a5892aa32806b2c9e15b58a
SHA2569c0b9ed63771981d6d886936e99d0b9c288017873baa6c4fd332b69fba2f2d98
SHA512f16f5640f6fd718627351f1ee9e7186e7f13692a8da2458bc1758988479cf6331b2f26dd00c8bdc6d8d18ff7a1ee972cce3cb536430e0fbf5a9a75c5d8464f9e
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\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dllFilesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
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\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dllFilesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
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\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dllFilesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
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\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dllFilesize
126KB
MD5aebf8cd9ea982decded5ee6f3777c6d7
SHA1406e723158cd5697503d1d04839d3bc7a5051603
SHA256104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62
SHA512f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981
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memory/668-77-0x0000000000400000-0x0000000000476000-memory.dmpFilesize
472KB
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memory/668-81-0x00000000008FA000-0x000000000092B000-memory.dmpFilesize
196KB
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memory/668-91-0x0000000000400000-0x0000000000476000-memory.dmpFilesize
472KB
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memory/668-90-0x00000000008FA000-0x000000000092B000-memory.dmpFilesize
196KB
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memory/668-73-0x0000000000000000-mapping.dmp
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memory/668-76-0x0000000000220000-0x000000000025E000-memory.dmpFilesize
248KB
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memory/668-75-0x00000000008FA000-0x000000000092B000-memory.dmpFilesize
196KB
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memory/668-78-0x00000000020B0000-0x00000000020EE000-memory.dmpFilesize
248KB
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memory/668-79-0x00000000020F0000-0x000000000212C000-memory.dmpFilesize
240KB
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memory/952-89-0x0000000000161000-0x000000000017B000-memory.dmpFilesize
104KB
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memory/952-82-0x0000000000000000-mapping.dmp
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memory/976-63-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/976-55-0x000000000026A000-0x0000000000289000-memory.dmpFilesize
124KB
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memory/976-62-0x000000000026A000-0x0000000000289000-memory.dmpFilesize
124KB
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memory/976-57-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/976-56-0x00000000003C0000-0x00000000003FE000-memory.dmpFilesize
248KB
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memory/976-54-0x0000000074C91000-0x0000000074C93000-memory.dmpFilesize
8KB
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memory/988-101-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/988-100-0x000000000058A000-0x00000000005A9000-memory.dmpFilesize
124KB
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memory/988-97-0x0000000000000000-mapping.dmp
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memory/1320-67-0x0000000000000000-mapping.dmp
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memory/1340-69-0x00000000005FA000-0x0000000000619000-memory.dmpFilesize
124KB
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memory/1340-66-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/1340-70-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB
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memory/1340-60-0x0000000000000000-mapping.dmp
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memory/1340-65-0x00000000005FA000-0x0000000000619000-memory.dmpFilesize
124KB
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memory/1504-92-0x0000000000000000-mapping.dmp
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memory/1504-95-0x000000000030A000-0x0000000000329000-memory.dmpFilesize
124KB
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memory/1504-96-0x0000000000400000-0x0000000000464000-memory.dmpFilesize
400KB