Analysis
- max time kernel
167s - max time network
172s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
22/11/2022, 11:12
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
20 signatures
150 seconds
General
- Target file.exe
- Size 344KB
- Sample221122-natwksbb42
- SHA256 707b6abcad4dcd7ec70be02dea64fb17f90065a13126a022e8046c4dd3d0e34c
- MD5 75ccd08a0c97ace8136fdb7f8e9595f0
- SHA1 0f1a820b10915798e0b4026695fa484f8a44c888
- SHA512 d7e313c253d32b660faf718cd61754b6610ec0799313c9b7a04a292cc769510662e01a9783526aec66246cc98bce80df062cf1a0771f716a4a51fa89a08af7c9
- SSDEEP 6144:bK3E/11JKDVqjPtkbSZdRc40hc7oZ22tThsIeGjY6x:R/j0mFYSelhMm22ZVEM
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
amadey
Version
-
3.50
C2
-
193.56.146.194/h49vlBP/index.php
Signatures
- Executes dropped EXE 4 IoCs
pid Process 2100 rovwer.exe 3856 rovwer.exe 2376 rovwer.exe 3996 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-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation file.exe Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation rovwer.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 3788 2548 WerFault.exe 80 1860 3856 WerFault.exe 88 3208 2376 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 552 schtasks.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2548 wrote to memory of 2100 2548 file.exe 82 PID 2548 wrote to memory of 2100 2548 file.exe 82 PID 2548 wrote to memory of 2100 2548 file.exe 82 PID 2100 wrote to memory of 552 2100 rovwer.exe 84 PID 2100 wrote to memory of 552 2100 rovwer.exe 84 PID 2100 wrote to memory of 552 2100 rovwer.exe 84
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:2548 -
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:2100 -
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:552
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2548 -s 11362⤵
- Program crash
PID:3788
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2548 -ip 25481⤵PID:2316
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:3856 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3856 -s 4282⤵
- Program crash
PID:1860
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3856 -ip 38561⤵PID:3240
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:2376 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 4362⤵
- Program crash
PID:3208
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2376 -ip 23761⤵PID:3852
-
C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
PID:3996
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 344KB
- SHA256 707b6abcad4dcd7ec70be02dea64fb17f90065a13126a022e8046c4dd3d0e34c
- MD5 75ccd08a0c97ace8136fdb7f8e9595f0
- SHA1 0f1a820b10915798e0b4026695fa484f8a44c888
- SHA512 d7e313c253d32b660faf718cd61754b6610ec0799313c9b7a04a292cc769510662e01a9783526aec66246cc98bce80df062cf1a0771f716a4a51fa89a08af7c9
- SSDEEP 6144:bK3E/11JKDVqjPtkbSZdRc40hc7oZ22tThsIeGjY6x:R/j0mFYSelhMm22ZVEM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 344KB
- SHA256 707b6abcad4dcd7ec70be02dea64fb17f90065a13126a022e8046c4dd3d0e34c
- MD5 75ccd08a0c97ace8136fdb7f8e9595f0
- SHA1 0f1a820b10915798e0b4026695fa484f8a44c888
- SHA512 d7e313c253d32b660faf718cd61754b6610ec0799313c9b7a04a292cc769510662e01a9783526aec66246cc98bce80df062cf1a0771f716a4a51fa89a08af7c9
- SSDEEP 6144:bK3E/11JKDVqjPtkbSZdRc40hc7oZ22tThsIeGjY6x:R/j0mFYSelhMm22ZVEM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 344KB
- SHA256 707b6abcad4dcd7ec70be02dea64fb17f90065a13126a022e8046c4dd3d0e34c
- MD5 75ccd08a0c97ace8136fdb7f8e9595f0
- SHA1 0f1a820b10915798e0b4026695fa484f8a44c888
- SHA512 d7e313c253d32b660faf718cd61754b6610ec0799313c9b7a04a292cc769510662e01a9783526aec66246cc98bce80df062cf1a0771f716a4a51fa89a08af7c9
- SSDEEP 6144:bK3E/11JKDVqjPtkbSZdRc40hc7oZ22tThsIeGjY6x:R/j0mFYSelhMm22ZVEM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 344KB
- SHA256 707b6abcad4dcd7ec70be02dea64fb17f90065a13126a022e8046c4dd3d0e34c
- MD5 75ccd08a0c97ace8136fdb7f8e9595f0
- SHA1 0f1a820b10915798e0b4026695fa484f8a44c888
- SHA512 d7e313c253d32b660faf718cd61754b6610ec0799313c9b7a04a292cc769510662e01a9783526aec66246cc98bce80df062cf1a0771f716a4a51fa89a08af7c9
- SSDEEP 6144:bK3E/11JKDVqjPtkbSZdRc40hc7oZ22tThsIeGjY6x:R/j0mFYSelhMm22ZVEM
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
- Size 344KB
- SHA256 707b6abcad4dcd7ec70be02dea64fb17f90065a13126a022e8046c4dd3d0e34c
- MD5 75ccd08a0c97ace8136fdb7f8e9595f0
- SHA1 0f1a820b10915798e0b4026695fa484f8a44c888
- SHA512 d7e313c253d32b660faf718cd61754b6610ec0799313c9b7a04a292cc769510662e01a9783526aec66246cc98bce80df062cf1a0771f716a4a51fa89a08af7c9
- SSDEEP 6144:bK3E/11JKDVqjPtkbSZdRc40hc7oZ22tThsIeGjY6x:R/j0mFYSelhMm22ZVEM
- MD5 SHA1 SHA512 SSDEEP