Analysis
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max time kernel
121s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
15-11-2022 11:24
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
General
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Target
file.exe
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Size
252KB
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MD5
25c9dd1438c634f99da6bb9ef4421db0
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SHA1
9eecbe1a7d402f66694f466b4b4c89f3e2751774
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SHA256
9b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
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SHA512
2c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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SSDEEP
3072:GslCU05dYkPSV6YzFjWty4Ea+cEi+eTVP1+n26Me1QQ9O+6OTsIGMOtRz:MrYYQDf44TeZ1+nL1JO+7Kt
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 behavioral2/memory/1812-165-0x00000000008B0000-0x00000000008D4000-memory.dmp 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 -
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\1000001001\mana.exe family_redline C:\Users\Admin\AppData\Local\Temp\1000001001\mana.exe family_redline behavioral2/memory/4208-146-0x00000000000E0000-0x0000000000108000-memory.dmp family_redline -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 29 1812 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
rovwer.exemana.exerovwer.exerovwer.exepid process 2172 rovwer.exe 4208 mana.exe 1832 rovwer.exe 3188 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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation file.exe Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation rovwer.exe -
Loads dropped DLL 2 IoCs
Processes:
rundll32.exepid process 1812 rundll32.exe 1812 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-1-5-21-4246620582-653642754-1174164128-1000\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-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mana.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000001001\\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 5056 4404 WerFault.exe file.exe 3264 1832 WerFault.exe rovwer.exe 4232 3188 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 4208 mana.exe 4208 mana.exe 1812 rundll32.exe 1812 rundll32.exe 1812 rundll32.exe 1812 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
mana.exedescription pid process Token: SeDebugPrivilege 4208 mana.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
file.exerovwer.exedescription pid process target process PID 4404 wrote to memory of 2172 4404 file.exe rovwer.exe PID 4404 wrote to memory of 2172 4404 file.exe rovwer.exe PID 4404 wrote to memory of 2172 4404 file.exe rovwer.exe PID 2172 wrote to memory of 3632 2172 rovwer.exe schtasks.exe PID 2172 wrote to memory of 3632 2172 rovwer.exe schtasks.exe PID 2172 wrote to memory of 3632 2172 rovwer.exe schtasks.exe PID 2172 wrote to memory of 4208 2172 rovwer.exe mana.exe PID 2172 wrote to memory of 4208 2172 rovwer.exe mana.exe PID 2172 wrote to memory of 4208 2172 rovwer.exe mana.exe PID 2172 wrote to memory of 1812 2172 rovwer.exe rundll32.exe PID 2172 wrote to memory of 1812 2172 rovwer.exe rundll32.exe PID 2172 wrote to memory of 1812 2172 rovwer.exe rundll32.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\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\1000001001\mana.exe"C:\Users\Admin\AppData\Local\Temp\1000001001\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 4404 -s 9122⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 388 -p 4404 -ip 44041⤵
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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 1832 -s 4162⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1832 -ip 18321⤵
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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 3188 -s 4242⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3188 -ip 31881⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\1000001001\mana.exeFilesize
137KB
MD5e63d74cec6926b2d04e474b889d08af4
SHA1a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb
SHA256a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33
SHA512fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148
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C:\Users\Admin\AppData\Local\Temp\1000001001\mana.exeFilesize
137KB
MD5e63d74cec6926b2d04e474b889d08af4
SHA1a64a888ccfb4e82ade71f1a00a7ae681d29c7bcb
SHA256a9ffffff38aca59d7d2f041fbdb253ca612c7ba2d597782b2e6a59a914f49b33
SHA512fd59c0a1c613611002e52a309ee4baad626df8fbbd8c0c230bcb8e6fed4a3059296ab11b88a1d25a0f54c65f730a027f876629298120f7b4c251bf6d2aaed148
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exeFilesize
252KB
MD525c9dd1438c634f99da6bb9ef4421db0
SHA19eecbe1a7d402f66694f466b4b4c89f3e2751774
SHA2569b9c37b5fae86ed23becb1bbfacd382a78078857a5a4cb48e5cd81780139769b
SHA5122c70dfc5c352a521cf10425f87d903e284376c36efa38de150e4389ad4148b107137a1ddc47569ffd3f6566a72e73e89b9a30c2fe0afcd2a672bdc8a496f2f07
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C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dllFilesize
126KB
MD5674cec24e36e0dfaec6290db96dda86e
SHA1581e3a7a541cc04641e751fc850d92e07236681f
SHA256de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded
SHA5126d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029
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memory/1812-165-0x00000000008B0000-0x00000000008D4000-memory.dmpFilesize
144KB
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memory/1812-161-0x0000000000000000-mapping.dmp
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memory/1832-166-0x000000000079C000-0x00000000007BB000-memory.dmpFilesize
124KB
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memory/1832-167-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/2172-141-0x0000000000628000-0x0000000000647000-memory.dmpFilesize
124KB
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memory/2172-142-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/2172-135-0x0000000000000000-mapping.dmp
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memory/2172-154-0x0000000000628000-0x0000000000647000-memory.dmpFilesize
124KB
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memory/2172-155-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/3188-169-0x000000000083C000-0x000000000085B000-memory.dmpFilesize
124KB
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memory/3188-170-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/3632-140-0x0000000000000000-mapping.dmp
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memory/4208-150-0x0000000004B00000-0x0000000004B3C000-memory.dmpFilesize
240KB
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memory/4208-149-0x0000000004A90000-0x0000000004AA2000-memory.dmpFilesize
72KB
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memory/4208-152-0x0000000004E60000-0x0000000004EF2000-memory.dmpFilesize
584KB
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memory/4208-156-0x0000000005B20000-0x0000000005B96000-memory.dmpFilesize
472KB
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memory/4208-157-0x0000000005AA0000-0x0000000005AF0000-memory.dmpFilesize
320KB
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memory/4208-158-0x0000000007690000-0x0000000007852000-memory.dmpFilesize
1.8MB
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memory/4208-159-0x0000000007D90000-0x00000000082BC000-memory.dmpFilesize
5.2MB
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memory/4208-151-0x0000000005BB0000-0x0000000006154000-memory.dmpFilesize
5.6MB
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memory/4208-143-0x0000000000000000-mapping.dmp
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memory/4208-153-0x0000000004F00000-0x0000000004F66000-memory.dmpFilesize
408KB
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memory/4208-148-0x0000000004B60000-0x0000000004C6A000-memory.dmpFilesize
1.0MB
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memory/4208-147-0x0000000004FE0000-0x00000000055F8000-memory.dmpFilesize
6.1MB
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memory/4208-146-0x00000000000E0000-0x0000000000108000-memory.dmpFilesize
160KB
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memory/4404-132-0x00000000005D9000-0x00000000005F8000-memory.dmpFilesize
124KB
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memory/4404-138-0x00000000005D9000-0x00000000005F8000-memory.dmpFilesize
124KB
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memory/4404-139-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/4404-134-0x0000000000400000-0x00000000005A4000-memory.dmpFilesize
1.6MB
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memory/4404-133-0x00000000022E0000-0x000000000231E000-memory.dmpFilesize
248KB