Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
12-11-2022 00:32
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
General
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Target
file.exe
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Size
251KB
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MD5
9200f1ce034123708f20d0ec5e3fe24c
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SHA1
2f155571b16a04df0586ccdad0aa9d0f88cabc63
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SHA256
4d75f10d3bc192a274ec9a8b1109dbe14c8af8e00e5f060a7f85100a6d1ac4cb
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SHA512
3ef49149de93d9f19ee4b238ab42890dd71ed90ec2cd401ae68f0c72f586991288b236ccd2ebb6c835ae648e2745e33643006c967abf5afe38b72e9c7ca3f820
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SSDEEP
6144:t+V0uXaO4xLJF81mJy9Il9C9lnLuUUtqFXg:t+V0uXaO4xlF81riCHLuU9e
Malware Config
Extracted
redline
boy
77.73.134.241:4691
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auth_value
a91fa8cc2cfaefc42a23c03faef44bd3
Signatures
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Detect Amadey credential stealer module 4 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll amadey_cred_module behavioral2/memory/4784-161-0x00000000006E0000-0x0000000000704000-memory.dmp amadey_cred_module -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 3 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\1000003001\mana.exe family_redline C:\Users\Admin\AppData\Local\Temp\1000003001\mana.exe family_redline behavioral2/memory/4560-144-0x0000000000F20000-0x0000000000F48000-memory.dmp family_redline -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 131 4784 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
rovwer.exemana.exerovwer.exerovwer.exepid process 3088 rovwer.exe 4560 mana.exe 2248 rovwer.exe 3856 rovwer.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
file.exerovwer.exedescription 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 2 IoCs
Processes:
rundll32.exepid process 4784 rundll32.exe 4784 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-1-5-21-2295526160-1155304984-640977766-1000\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:
rovwer.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mana.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000003001\\mana.exe" rovwer.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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Program crash 3 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exepid pid_target process target process 4948 1524 WerFault.exe file.exe 4084 2248 WerFault.exe rovwer.exe 4984 3856 WerFault.exe rovwer.exe -
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:
mana.exerundll32.exepid process 4560 mana.exe 4560 mana.exe 4784 rundll32.exe 4784 rundll32.exe 4784 rundll32.exe 4784 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
mana.exedescription pid process Token: SeDebugPrivilege 4560 mana.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
file.exerovwer.exedescription pid process target process PID 1524 wrote to memory of 3088 1524 file.exe rovwer.exe PID 1524 wrote to memory of 3088 1524 file.exe rovwer.exe PID 1524 wrote to memory of 3088 1524 file.exe rovwer.exe PID 3088 wrote to memory of 3684 3088 rovwer.exe schtasks.exe PID 3088 wrote to memory of 3684 3088 rovwer.exe schtasks.exe PID 3088 wrote to memory of 3684 3088 rovwer.exe schtasks.exe PID 3088 wrote to memory of 4560 3088 rovwer.exe mana.exe PID 3088 wrote to memory of 4560 3088 rovwer.exe mana.exe PID 3088 wrote to memory of 4560 3088 rovwer.exe mana.exe PID 3088 wrote to memory of 4784 3088 rovwer.exe rundll32.exe PID 3088 wrote to memory of 4784 3088 rovwer.exe rundll32.exe PID 3088 wrote to memory of 4784 3088 rovwer.exe rundll32.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription 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
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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
- 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 rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\1000003001\mana.exe"C:\Users\Admin\AppData\Local\Temp\1000003001\mana.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\bf045808586a24\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\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1524 -s 11362⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1524 -ip 15241⤵
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 4162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2248 -ip 22481⤵
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeC:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe1⤵
- Executes dropped EXE
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3856 -s 2202⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3856 -ip 38561⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\1000003001\mana.exeFilesize
137KB
MD5e63d74cec6926b2d04e474b889d08af4
SHA1a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb
SHA256a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33
SHA512fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148
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C:\Users\Admin\AppData\Local\Temp\1000003001\mana.exeFilesize
137KB
MD5e63d74cec6926b2d04e474b889d08af4
SHA1a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb
SHA256a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33
SHA512fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
251KB
MD59200f1ce034123708f20d0ec5e3fe24c
SHA12f155571b16a04df0586ccdad0aa9d0f88cabc63
SHA2564d75f10d3bc192a274ec9a8b1109dbe14c8af8e00e5f060a7f85100a6d1ac4cb
SHA5123ef49149de93d9f19ee4b238ab42890dd71ed90ec2cd401ae68f0c72f586991288b236ccd2ebb6c835ae648e2745e33643006c967abf5afe38b72e9c7ca3f820
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
251KB
MD59200f1ce034123708f20d0ec5e3fe24c
SHA12f155571b16a04df0586ccdad0aa9d0f88cabc63
SHA2564d75f10d3bc192a274ec9a8b1109dbe14c8af8e00e5f060a7f85100a6d1ac4cb
SHA5123ef49149de93d9f19ee4b238ab42890dd71ed90ec2cd401ae68f0c72f586991288b236ccd2ebb6c835ae648e2745e33643006c967abf5afe38b72e9c7ca3f820
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
251KB
MD59200f1ce034123708f20d0ec5e3fe24c
SHA12f155571b16a04df0586ccdad0aa9d0f88cabc63
SHA2564d75f10d3bc192a274ec9a8b1109dbe14c8af8e00e5f060a7f85100a6d1ac4cb
SHA5123ef49149de93d9f19ee4b238ab42890dd71ed90ec2cd401ae68f0c72f586991288b236ccd2ebb6c835ae648e2745e33643006c967abf5afe38b72e9c7ca3f820
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
251KB
MD59200f1ce034123708f20d0ec5e3fe24c
SHA12f155571b16a04df0586ccdad0aa9d0f88cabc63
SHA2564d75f10d3bc192a274ec9a8b1109dbe14c8af8e00e5f060a7f85100a6d1ac4cb
SHA5123ef49149de93d9f19ee4b238ab42890dd71ed90ec2cd401ae68f0c72f586991288b236ccd2ebb6c835ae648e2745e33643006c967abf5afe38b72e9c7ca3f820
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C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5b8d80046e28849a320a3dcd868b73d7c
SHA1f15bc4a4c5189e7aa845213469c6def5afd68186
SHA256d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a
SHA512b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e
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C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5b8d80046e28849a320a3dcd868b73d7c
SHA1f15bc4a4c5189e7aa845213469c6def5afd68186
SHA256d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a
SHA512b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e
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C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5b8d80046e28849a320a3dcd868b73d7c
SHA1f15bc4a4c5189e7aa845213469c6def5afd68186
SHA256d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a
SHA512b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e
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memory/1524-136-0x0000000000730000-0x000000000076E000-memory.dmpFilesize
248KB
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memory/1524-137-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/1524-135-0x00000000007B9000-0x00000000007D8000-memory.dmpFilesize
124KB
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memory/2248-164-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/2248-163-0x000000000083C000-0x000000000085B000-memory.dmpFilesize
124KB
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memory/3088-140-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/3088-139-0x00000000005D8000-0x00000000005F7000-memory.dmpFilesize
124KB
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memory/3088-156-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/3088-132-0x0000000000000000-mapping.dmp
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memory/3684-138-0x0000000000000000-mapping.dmp
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memory/3856-167-0x0000000000400000-0x000000000059A000-memory.dmpFilesize
1.6MB
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memory/3856-166-0x000000000080C000-0x000000000082B000-memory.dmpFilesize
124KB
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memory/4560-141-0x0000000000000000-mapping.dmp
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memory/4560-148-0x0000000005930000-0x000000000596C000-memory.dmpFilesize
240KB
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memory/4560-155-0x0000000007970000-0x0000000007E9C000-memory.dmpFilesize
5.2MB
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memory/4560-153-0x00000000069A0000-0x00000000069F0000-memory.dmpFilesize
320KB
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memory/4560-144-0x0000000000F20000-0x0000000000F48000-memory.dmpFilesize
160KB
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memory/4560-152-0x0000000006920000-0x0000000006996000-memory.dmpFilesize
472KB
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memory/4560-151-0x0000000005D40000-0x0000000005DA6000-memory.dmpFilesize
408KB
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memory/4560-150-0x00000000069F0000-0x0000000006F94000-memory.dmpFilesize
5.6MB
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memory/4560-145-0x0000000005E20000-0x0000000006438000-memory.dmpFilesize
6.1MB
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memory/4560-149-0x0000000005CA0000-0x0000000005D32000-memory.dmpFilesize
584KB
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memory/4560-154-0x0000000007270000-0x0000000007432000-memory.dmpFilesize
1.8MB
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memory/4560-147-0x00000000058D0000-0x00000000058E2000-memory.dmpFilesize
72KB
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memory/4560-146-0x00000000059A0000-0x0000000005AAA000-memory.dmpFilesize
1.0MB
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memory/4784-161-0x00000000006E0000-0x0000000000704000-memory.dmpFilesize
144KB
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memory/4784-157-0x0000000000000000-mapping.dmp