Analysis
- max time kernel
108s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
15/11/2022, 15:23
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
15 signatures
150 seconds
General
- Target file.exe
- Size 252KB
- Sample221115-sshngsee43
- SHA256 e9c6fbd1cd2d710a9e872556c9f61695bbdb6e680ac51aaa2125ec8e6dfc548d
- MD5 690739c084e59424635d1dac3d29d954
- SHA1 7e0452db602718742e80a02fd6fb334dfeaa608c
- SHA512 597d658a74f8fb91b78adf359fbfa8290ee4807b1ba9bbabb54b09262fd558fafa1f0cf582b675549e7e59d7d01c858d2e76ab25f4c08565fa6842310fffc0b0
- SSDEEP 3072:dy0vfUsJ5VMKG/rY3ISpThvLFK7n2KEyinByG0cOTsIGGaz5znRz:zMOUYvThvL07dEhWlC9n
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect Amadey credential stealer module 2 IoCs
resource yara_rule behavioral2/files/0x0008000000022e26-148.dat amadey_cred_module behavioral2/files/0x0008000000022e26-149.dat amadey_cred_module - Blocklisted process makes network request 1 IoCs
flow pid Process 57 4748 rundll32.exe - Downloads MZ/PE file
- Executes dropped EXE 3 IoCs
pid Process 2264 rovwer.exe 4540 rovwer.exe 3160 rovwer.exe - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation file.exe Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation rovwer.exe - Loads dropped DLL 1 IoCs
pid Process 4748 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.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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.
- Program crash 3 IoCs
pid pid_target Process procid_target 2300 3364 WerFault.exe 79 4188 4540 WerFault.exe 93 2868 3160 WerFault.exe 97 - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3208 schtasks.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4748 rundll32.exe 4748 rundll32.exe 4748 rundll32.exe 4748 rundll32.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3364 wrote to memory of 2264 3364 file.exe 80 PID 3364 wrote to memory of 2264 3364 file.exe 80 PID 3364 wrote to memory of 2264 3364 file.exe 80 PID 2264 wrote to memory of 3208 2264 rovwer.exe 84 PID 2264 wrote to memory of 3208 2264 rovwer.exe 84 PID 2264 wrote to memory of 3208 2264 rovwer.exe 84 PID 2264 wrote to memory of 4748 2264 rovwer.exe 96 PID 2264 wrote to memory of 4748 2264 rovwer.exe 96 PID 2264 wrote to memory of 4748 2264 rovwer.exe 96 - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3364 -
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2264 -
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:3208
-
-
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:4748
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3364 -s 11402⤵
- Program crash
PID:2300
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3364 -ip 33641⤵PID:1576
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:4540 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 4242⤵
- Program crash
PID:4188
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4540 -ip 45401⤵PID:5076
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:3160 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 4162⤵
- Program crash
PID:2868
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3160 -ip 31601⤵PID:3864
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 252KB
- SHA256 e9c6fbd1cd2d710a9e872556c9f61695bbdb6e680ac51aaa2125ec8e6dfc548d
- MD5 690739c084e59424635d1dac3d29d954
- SHA1 7e0452db602718742e80a02fd6fb334dfeaa608c
- SHA512 597d658a74f8fb91b78adf359fbfa8290ee4807b1ba9bbabb54b09262fd558fafa1f0cf582b675549e7e59d7d01c858d2e76ab25f4c08565fa6842310fffc0b0
- SSDEEP 3072:dy0vfUsJ5VMKG/rY3ISpThvLFK7n2KEyinByG0cOTsIGGaz5znRz:zMOUYvThvL07dEhWlC9n
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 252KB
- SHA256 e9c6fbd1cd2d710a9e872556c9f61695bbdb6e680ac51aaa2125ec8e6dfc548d
- MD5 690739c084e59424635d1dac3d29d954
- SHA1 7e0452db602718742e80a02fd6fb334dfeaa608c
- SHA512 597d658a74f8fb91b78adf359fbfa8290ee4807b1ba9bbabb54b09262fd558fafa1f0cf582b675549e7e59d7d01c858d2e76ab25f4c08565fa6842310fffc0b0
- SSDEEP 3072:dy0vfUsJ5VMKG/rY3ISpThvLFK7n2KEyinByG0cOTsIGGaz5znRz:zMOUYvThvL07dEhWlC9n
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 252KB
- SHA256 e9c6fbd1cd2d710a9e872556c9f61695bbdb6e680ac51aaa2125ec8e6dfc548d
- MD5 690739c084e59424635d1dac3d29d954
- SHA1 7e0452db602718742e80a02fd6fb334dfeaa608c
- SHA512 597d658a74f8fb91b78adf359fbfa8290ee4807b1ba9bbabb54b09262fd558fafa1f0cf582b675549e7e59d7d01c858d2e76ab25f4c08565fa6842310fffc0b0
- SSDEEP 3072:dy0vfUsJ5VMKG/rY3ISpThvLFK7n2KEyinByG0cOTsIGGaz5znRz:zMOUYvThvL07dEhWlC9n
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 252KB
- SHA256 e9c6fbd1cd2d710a9e872556c9f61695bbdb6e680ac51aaa2125ec8e6dfc548d
- MD5 690739c084e59424635d1dac3d29d954
- SHA1 7e0452db602718742e80a02fd6fb334dfeaa608c
- SHA512 597d658a74f8fb91b78adf359fbfa8290ee4807b1ba9bbabb54b09262fd558fafa1f0cf582b675549e7e59d7d01c858d2e76ab25f4c08565fa6842310fffc0b0
- SSDEEP 3072:dy0vfUsJ5VMKG/rY3ISpThvLFK7n2KEyinByG0cOTsIGGaz5znRz:zMOUYvThvL07dEhWlC9n
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
- Size 126KB
- SHA256 de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
- MD5 674cec24e36e0dfaec6290db96dda86e
- SHA1 581e3a7a541cc04641e751fc850d92e07236681f
- SHA512 6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
- SSDEEP 3072:ox7pOYzBektmWDWCMq6As523HeS9FAiZ87vO2rlL3Rne9:ox7ZNht/dMq6AO0a7vVlT
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
- Size 126KB
- SHA256 de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
- MD5 674cec24e36e0dfaec6290db96dda86e
- SHA1 581e3a7a541cc04641e751fc850d92e07236681f
- SHA512 6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
- SSDEEP 3072:ox7pOYzBektmWDWCMq6As523HeS9FAiZ87vO2rlL3Rne9:ox7ZNht/dMq6AO0a7vVlT
- MD5 SHA1 SHA512 SSDEEP