Analysis
- max time kernel
150s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
10/11/2022, 00:02
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
15 signatures
150 seconds
General
- Target file.exe
- Size 247KB
- Sample221110-abf48aehdq
- SHA256 f28965e4f1e58f4a60fb1ca902bb333ba2f057c56f69e61249fb07b4c390ecef
- MD5 5a7141f849e2e03159a88b29656f6dd0
- SHA1 78adf4b254679bcdc5d8907f92ea2d91ebb3048f
- SHA512 19f53d17e036a22c68394b87fc7d4903f69640f41ca57ebb98f7fd99206e3e5cfe242113c8b2a2299591e0e353d064e34136791291abb4ef79ff7b746eccf8b1
- SSDEEP 3072:ndXeXdc6Fmh7PlLLbbuo9MRyXjJXuGQRQxmXlE+X++V1WMhbnPtxDV6SjV6Ik:ZeNc6eblLHbuov08sXeajV1WQTP7R6v
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect Amadey credential stealer module 2 IoCs
resource yara_rule behavioral2/files/0x0002000000021a93-149.dat amadey_cred_module behavioral2/files/0x0002000000021a93-150.dat amadey_cred_module - Blocklisted process makes network request 1 IoCs
flow pid Process 48 1484 rundll32.exe - Downloads MZ/PE file
- Executes dropped EXE 3 IoCs
pid Process 1324 rovwer.exe 308 rovwer.exe 3636 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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation file.exe Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation rovwer.exe - Loads dropped DLL 1 IoCs
pid Process 1484 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-1-5-21-2295526160-1155304984-640977766-1000\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 1144 2400 WerFault.exe 29 400 308 WerFault.exe 90 2760 3636 WerFault.exe 98 - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1656 schtasks.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1484 rundll32.exe 1484 rundll32.exe 1484 rundll32.exe 1484 rundll32.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2400 wrote to memory of 1324 2400 file.exe 82 PID 2400 wrote to memory of 1324 2400 file.exe 82 PID 2400 wrote to memory of 1324 2400 file.exe 82 PID 1324 wrote to memory of 1656 1324 rovwer.exe 85 PID 1324 wrote to memory of 1656 1324 rovwer.exe 85 PID 1324 wrote to memory of 1656 1324 rovwer.exe 85 PID 1324 wrote to memory of 1484 1324 rovwer.exe 97 PID 1324 wrote to memory of 1484 1324 rovwer.exe 97 PID 1324 wrote to memory of 1484 1324 rovwer.exe 97 - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\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⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2400 -
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:1324 -
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:1656
-
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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:1484
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2400 -s 11402⤵
- Program crash
PID:1144
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2400 -ip 24001⤵PID:736
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:308 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 308 -s 4202⤵
- Program crash
PID:400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 308 -ip 3081⤵PID:3516
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:3636 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3636 -s 4202⤵
- Program crash
PID:2760
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3636 -ip 36361⤵PID:2820
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 247KB
- SHA256 f28965e4f1e58f4a60fb1ca902bb333ba2f057c56f69e61249fb07b4c390ecef
- MD5 5a7141f849e2e03159a88b29656f6dd0
- SHA1 78adf4b254679bcdc5d8907f92ea2d91ebb3048f
- SHA512 19f53d17e036a22c68394b87fc7d4903f69640f41ca57ebb98f7fd99206e3e5cfe242113c8b2a2299591e0e353d064e34136791291abb4ef79ff7b746eccf8b1
- SSDEEP 3072:ndXeXdc6Fmh7PlLLbbuo9MRyXjJXuGQRQxmXlE+X++V1WMhbnPtxDV6SjV6Ik:ZeNc6eblLHbuov08sXeajV1WQTP7R6v
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 247KB
- SHA256 f28965e4f1e58f4a60fb1ca902bb333ba2f057c56f69e61249fb07b4c390ecef
- MD5 5a7141f849e2e03159a88b29656f6dd0
- SHA1 78adf4b254679bcdc5d8907f92ea2d91ebb3048f
- SHA512 19f53d17e036a22c68394b87fc7d4903f69640f41ca57ebb98f7fd99206e3e5cfe242113c8b2a2299591e0e353d064e34136791291abb4ef79ff7b746eccf8b1
- SSDEEP 3072:ndXeXdc6Fmh7PlLLbbuo9MRyXjJXuGQRQxmXlE+X++V1WMhbnPtxDV6SjV6Ik:ZeNc6eblLHbuov08sXeajV1WQTP7R6v
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 247KB
- SHA256 f28965e4f1e58f4a60fb1ca902bb333ba2f057c56f69e61249fb07b4c390ecef
- MD5 5a7141f849e2e03159a88b29656f6dd0
- SHA1 78adf4b254679bcdc5d8907f92ea2d91ebb3048f
- SHA512 19f53d17e036a22c68394b87fc7d4903f69640f41ca57ebb98f7fd99206e3e5cfe242113c8b2a2299591e0e353d064e34136791291abb4ef79ff7b746eccf8b1
- SSDEEP 3072:ndXeXdc6Fmh7PlLLbbuo9MRyXjJXuGQRQxmXlE+X++V1WMhbnPtxDV6SjV6Ik:ZeNc6eblLHbuov08sXeajV1WQTP7R6v
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 247KB
- SHA256 f28965e4f1e58f4a60fb1ca902bb333ba2f057c56f69e61249fb07b4c390ecef
- MD5 5a7141f849e2e03159a88b29656f6dd0
- SHA1 78adf4b254679bcdc5d8907f92ea2d91ebb3048f
- SHA512 19f53d17e036a22c68394b87fc7d4903f69640f41ca57ebb98f7fd99206e3e5cfe242113c8b2a2299591e0e353d064e34136791291abb4ef79ff7b746eccf8b1
- SSDEEP 3072:ndXeXdc6Fmh7PlLLbbuo9MRyXjJXuGQRQxmXlE+X++V1WMhbnPtxDV6SjV6Ik:ZeNc6eblLHbuov08sXeajV1WQTP7R6v
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
- Size 126KB
- SHA256 d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a
- MD5 b8d80046e28849a320a3dcd868b73d7c
- SHA1 f15bc4a4c5189e7aa845213469c6def5afd68186
- SHA512 b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e
- SSDEEP 3072:Yx7pOYzBek93tiINwyP7XSSJds3zhrjPcnqULv4m9:Yx7ZNh93vwyOztPc3L
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
- Size 126KB
- SHA256 d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a
- MD5 b8d80046e28849a320a3dcd868b73d7c
- SHA1 f15bc4a4c5189e7aa845213469c6def5afd68186
- SHA512 b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e
- SSDEEP 3072:Yx7pOYzBek93tiINwyP7XSSJds3zhrjPcnqULv4m9:Yx7ZNh93vwyOztPc3L
- MD5 SHA1 SHA512 SSDEEP