Analysis
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max time kernel
233s -
max time network
336s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
26-11-2022 09:31
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220901-en
General
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Target
file.exe
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Size
205KB
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MD5
5455affcb52b4514c942a98346977925
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SHA1
f8856c07da848de7ff125af830d47d3c13d1396b
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SHA256
6be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11
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SHA512
6887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255
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SSDEEP
3072:DNPhIWKYF8F5kSU0MFbrNUAzdJwhv34uhhP7ywAr1LBlX03h1Yx455u0HfwU:4WKYMUtbRUAx834aDRABjX03hYO3w
Malware Config
Extracted
amadey
3.50
193.56.146.194/h49vlBP/index.php
Signatures
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Detect Amadey credential stealer module 5 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 6 1824 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
rovwer.exerovwer.exepid process 1992 rovwer.exe 328 rovwer.exe -
Loads dropped DLL 6 IoCs
Processes:
file.exerundll32.exepid process 664 file.exe 664 file.exe 1824 rundll32.exe 1824 rundll32.exe 1824 rundll32.exe 1824 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
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\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.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exepid process 1824 rundll32.exe 1824 rundll32.exe 1824 rundll32.exe 1824 rundll32.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
file.exerovwer.exetaskeng.exedescription pid process target process PID 664 wrote to memory of 1992 664 file.exe rovwer.exe PID 664 wrote to memory of 1992 664 file.exe rovwer.exe PID 664 wrote to memory of 1992 664 file.exe rovwer.exe PID 664 wrote to memory of 1992 664 file.exe rovwer.exe PID 1992 wrote to memory of 1320 1992 rovwer.exe schtasks.exe PID 1992 wrote to memory of 1320 1992 rovwer.exe schtasks.exe PID 1992 wrote to memory of 1320 1992 rovwer.exe schtasks.exe PID 1992 wrote to memory of 1320 1992 rovwer.exe schtasks.exe PID 1992 wrote to memory of 1824 1992 rovwer.exe rundll32.exe PID 1992 wrote to memory of 1824 1992 rovwer.exe rundll32.exe PID 1992 wrote to memory of 1824 1992 rovwer.exe rundll32.exe PID 1992 wrote to memory of 1824 1992 rovwer.exe rundll32.exe PID 1992 wrote to memory of 1824 1992 rovwer.exe rundll32.exe PID 1992 wrote to memory of 1824 1992 rovwer.exe rundll32.exe PID 1992 wrote to memory of 1824 1992 rovwer.exe rundll32.exe PID 1952 wrote to memory of 328 1952 taskeng.exe rovwer.exe PID 1952 wrote to memory of 328 1952 taskeng.exe rovwer.exe PID 1952 wrote to memory of 328 1952 taskeng.exe rovwer.exe PID 1952 wrote to memory of 328 1952 taskeng.exe rovwer.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\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:664 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F3⤵
- Creates scheduled task(s)
PID:1320 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:1824
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C:\Windows\system32\taskeng.exetaskeng.exe {EFF39E2E-AB33-4779-A148-0AC0129A158D} S-1-5-21-1214520366-621468234-4062160515-1000:VDWSWJJD\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe2⤵
- Executes dropped EXE
PID:328
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD55455affcb52b4514c942a98346977925
SHA1f8856c07da848de7ff125af830d47d3c13d1396b
SHA2566be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11
SHA5126887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD55455affcb52b4514c942a98346977925
SHA1f8856c07da848de7ff125af830d47d3c13d1396b
SHA2566be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11
SHA5126887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD55455affcb52b4514c942a98346977925
SHA1f8856c07da848de7ff125af830d47d3c13d1396b
SHA2566be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11
SHA5126887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255
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C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD55455affcb52b4514c942a98346977925
SHA1f8856c07da848de7ff125af830d47d3c13d1396b
SHA2566be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11
SHA5126887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255
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\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
205KB
MD55455affcb52b4514c942a98346977925
SHA1f8856c07da848de7ff125af830d47d3c13d1396b
SHA2566be07a7a32ba150b354d213e8ae5a1b220aed9acf248b14a7162625044cc1a11
SHA5126887bdd61a2e79ffafd03085afae71a6e84ac9dde4010a37d51d78137d4f7cb44e9ae74dd0bab68a177d107571666a163ec622087e77d2ef12e6064190bda255
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\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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memory/328-77-0x0000000000000000-mapping.dmp
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memory/328-80-0x0000000000C5B000-0x0000000000C7A000-memory.dmpFilesize
124KB
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memory/328-81-0x0000000000400000-0x0000000000AE5000-memory.dmpFilesize
6.9MB
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memory/664-62-0x000000000028B000-0x00000000002AA000-memory.dmpFilesize
124KB
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memory/664-63-0x0000000000400000-0x0000000000AE5000-memory.dmpFilesize
6.9MB
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memory/664-54-0x00000000763D1000-0x00000000763D3000-memory.dmpFilesize
8KB
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memory/664-57-0x0000000000400000-0x0000000000AE5000-memory.dmpFilesize
6.9MB
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memory/664-55-0x000000000028B000-0x00000000002AA000-memory.dmpFilesize
124KB
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memory/664-56-0x0000000000AF0000-0x0000000000B2E000-memory.dmpFilesize
248KB
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memory/1320-65-0x0000000000000000-mapping.dmp
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memory/1824-69-0x0000000000000000-mapping.dmp
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memory/1824-76-0x0000000000161000-0x000000000017B000-memory.dmpFilesize
104KB
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memory/1992-68-0x0000000000400000-0x0000000000AE5000-memory.dmpFilesize
6.9MB
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memory/1992-67-0x00000000002EB000-0x000000000030A000-memory.dmpFilesize
124KB
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memory/1992-60-0x0000000000000000-mapping.dmp