Analysis
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max time kernel
125s -
max time network
193s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30-11-2022 10:01
Static task
static1
Behavioral task
behavioral1
Sample
1b55a8bf7affc37d19343b1629b06a63.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
1b55a8bf7affc37d19343b1629b06a63.exe
Resource
win10v2004-20220812-en
General
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Target
1b55a8bf7affc37d19343b1629b06a63.exe
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Size
243KB
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MD5
1b55a8bf7affc37d19343b1629b06a63
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SHA1
4591134d553facb25e952490f55d18833a51e10e
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SHA256
4f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae
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SHA512
6f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3
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SSDEEP
6144:9MQbFuoFCbBNLZDM/DzkJObj6r3Bp/v3INK0gt:9MQbdEf1kfe+Gr3Bp3t
Malware Config
Extracted
amadey
3.50
77.73.133.72/hfk3vK9/index.php
Extracted
redline
@P1
193.106.191.138:32796
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auth_value
54c79ce081122137049ee07c0a2f38ab
Signatures
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Detect Amadey credential stealer module 5 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll amadey_cred_module \Users\Admin\AppData\Roaming\f49dfc5e4e2508\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 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1248-74-0x0000000000400000-0x0000000000428000-memory.dmp family_redline behavioral1/memory/1248-79-0x00000000004221CA-mapping.dmp family_redline behavioral1/memory/1248-80-0x0000000000400000-0x0000000000428000-memory.dmp family_redline behavioral1/memory/1248-81-0x0000000000400000-0x0000000000428000-memory.dmp family_redline -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 7 828 rundll32.exe -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
gntuud.exesoftx64.exegntuud.exegntuud.exepid process 992 gntuud.exe 1472 softx64.exe 976 gntuud.exe 1512 gntuud.exe -
Loads dropped DLL 8 IoCs
Processes:
1b55a8bf7affc37d19343b1629b06a63.exegntuud.exerundll32.exepid process 1204 1b55a8bf7affc37d19343b1629b06a63.exe 1204 1b55a8bf7affc37d19343b1629b06a63.exe 992 gntuud.exe 992 gntuud.exe 828 rundll32.exe 828 rundll32.exe 828 rundll32.exe 828 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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Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\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:
gntuud.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\softx64.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000004001\\softx64.exe" gntuud.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
softx64.exedescription pid process target process PID 1472 set thread context of 1248 1472 softx64.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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:
rundll32.exevbc.exepid process 828 rundll32.exe 828 rundll32.exe 828 rundll32.exe 828 rundll32.exe 1248 vbc.exe 1248 vbc.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
vbc.exedescription pid process Token: SeDebugPrivilege 1248 vbc.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
1b55a8bf7affc37d19343b1629b06a63.exegntuud.exesoftx64.exetaskeng.exedescription pid process target process PID 1204 wrote to memory of 992 1204 1b55a8bf7affc37d19343b1629b06a63.exe gntuud.exe PID 1204 wrote to memory of 992 1204 1b55a8bf7affc37d19343b1629b06a63.exe gntuud.exe PID 1204 wrote to memory of 992 1204 1b55a8bf7affc37d19343b1629b06a63.exe gntuud.exe PID 1204 wrote to memory of 992 1204 1b55a8bf7affc37d19343b1629b06a63.exe gntuud.exe PID 992 wrote to memory of 468 992 gntuud.exe schtasks.exe PID 992 wrote to memory of 468 992 gntuud.exe schtasks.exe PID 992 wrote to memory of 468 992 gntuud.exe schtasks.exe PID 992 wrote to memory of 468 992 gntuud.exe schtasks.exe PID 992 wrote to memory of 1472 992 gntuud.exe softx64.exe PID 992 wrote to memory of 1472 992 gntuud.exe softx64.exe PID 992 wrote to memory of 1472 992 gntuud.exe softx64.exe PID 992 wrote to memory of 1472 992 gntuud.exe softx64.exe PID 1472 wrote to memory of 1248 1472 softx64.exe vbc.exe PID 1472 wrote to memory of 1248 1472 softx64.exe vbc.exe PID 1472 wrote to memory of 1248 1472 softx64.exe vbc.exe PID 1472 wrote to memory of 1248 1472 softx64.exe vbc.exe PID 1472 wrote to memory of 1248 1472 softx64.exe vbc.exe PID 1472 wrote to memory of 1248 1472 softx64.exe vbc.exe PID 1728 wrote to memory of 976 1728 taskeng.exe gntuud.exe PID 1728 wrote to memory of 976 1728 taskeng.exe gntuud.exe PID 1728 wrote to memory of 976 1728 taskeng.exe gntuud.exe PID 1728 wrote to memory of 976 1728 taskeng.exe gntuud.exe PID 992 wrote to memory of 828 992 gntuud.exe rundll32.exe PID 992 wrote to memory of 828 992 gntuud.exe rundll32.exe PID 992 wrote to memory of 828 992 gntuud.exe rundll32.exe PID 992 wrote to memory of 828 992 gntuud.exe rundll32.exe PID 992 wrote to memory of 828 992 gntuud.exe rundll32.exe PID 992 wrote to memory of 828 992 gntuud.exe rundll32.exe PID 992 wrote to memory of 828 992 gntuud.exe rundll32.exe PID 1728 wrote to memory of 1512 1728 taskeng.exe gntuud.exe PID 1728 wrote to memory of 1512 1728 taskeng.exe gntuud.exe PID 1728 wrote to memory of 1512 1728 taskeng.exe gntuud.exe PID 1728 wrote to memory of 1512 1728 taskeng.exe gntuud.exe -
outlook_win_path 1 IoCs
Processes:
rundll32.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook rundll32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1b55a8bf7affc37d19343b1629b06a63.exe"C:\Users\Admin\AppData\Local\Temp\1b55a8bf7affc37d19343b1629b06a63.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:992 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe" /F3⤵
- Creates scheduled task(s)
PID:468
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C:\Users\Admin\AppData\Local\Temp\1000004001\softx64.exe"C:\Users\Admin\AppData\Local\Temp\1000004001\softx64.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\vbc.exe"4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1248
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-
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\f49dfc5e4e2508\cred64.dll, Main3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:828
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-
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C:\Windows\system32\taskeng.exetaskeng.exe {95110057-EEC4-475E-80D1-3A6FBB13E70D} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exeC:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe2⤵
- Executes dropped EXE
PID:976
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C:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exeC:\Users\Admin\AppData\Local\Temp\ecaac49691\gntuud.exe2⤵
- Executes dropped EXE
PID:1512
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
-
Filesize
2.5MB
MD57956f1b82613ba7dfa2d465115fbaee0
SHA18d477c1ed6853d17acb04e3d2fcd7412d41daf40
SHA25685b562c807e51bc50df82619640d3272647a30edf5fe3cf78441c0977c92b469
SHA5123bbbcbacb79e7333452b40f922eacfe81a63da80035a33fe285796b688455e448569d854b2cb15d2ef1244a4652d877d74899dd845a26ff1f4b9b31138eab70d
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Filesize
243KB
MD51b55a8bf7affc37d19343b1629b06a63
SHA14591134d553facb25e952490f55d18833a51e10e
SHA2564f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae
SHA5126f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3
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Filesize
243KB
MD51b55a8bf7affc37d19343b1629b06a63
SHA14591134d553facb25e952490f55d18833a51e10e
SHA2564f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae
SHA5126f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3
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Filesize
243KB
MD51b55a8bf7affc37d19343b1629b06a63
SHA14591134d553facb25e952490f55d18833a51e10e
SHA2564f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae
SHA5126f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3
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Filesize
243KB
MD51b55a8bf7affc37d19343b1629b06a63
SHA14591134d553facb25e952490f55d18833a51e10e
SHA2564f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae
SHA5126f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
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Filesize
2.5MB
MD57956f1b82613ba7dfa2d465115fbaee0
SHA18d477c1ed6853d17acb04e3d2fcd7412d41daf40
SHA25685b562c807e51bc50df82619640d3272647a30edf5fe3cf78441c0977c92b469
SHA5123bbbcbacb79e7333452b40f922eacfe81a63da80035a33fe285796b688455e448569d854b2cb15d2ef1244a4652d877d74899dd845a26ff1f4b9b31138eab70d
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Filesize
2.5MB
MD57956f1b82613ba7dfa2d465115fbaee0
SHA18d477c1ed6853d17acb04e3d2fcd7412d41daf40
SHA25685b562c807e51bc50df82619640d3272647a30edf5fe3cf78441c0977c92b469
SHA5123bbbcbacb79e7333452b40f922eacfe81a63da80035a33fe285796b688455e448569d854b2cb15d2ef1244a4652d877d74899dd845a26ff1f4b9b31138eab70d
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Filesize
243KB
MD51b55a8bf7affc37d19343b1629b06a63
SHA14591134d553facb25e952490f55d18833a51e10e
SHA2564f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae
SHA5126f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3
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Filesize
243KB
MD51b55a8bf7affc37d19343b1629b06a63
SHA14591134d553facb25e952490f55d18833a51e10e
SHA2564f8f78fa26b8cec4ac3aebe88562c34cb33f500576842ed9fdfd2dc24554feae
SHA5126f7618bb43f7f4d5bbc45bbbed392ea295b3519f20b9ab9e8e1a8e19b4bcc3760431c622a9785d1bb28b82fb5cdb17cc33ea7396d6f7d94dd763dc6b6dd9d6e3
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773
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Filesize
126KB
MD5349b2b47fef50fa6a1fc19d0ee4b2db8
SHA1077f4328b3f060a9f010b1a63d9e127d24ddafd4
SHA2565cd41f164de6f783b7da82b5f6dbd49413eccd87cc7470f2004d58ca081fb0e0
SHA51283fd58be4c0051ed05b7a03443d256d52f09206d2f433bd302c9e9e3780b9d472e823aed1db01b5052dc8fdc63a4352beac9e399858a8252c057f11cf2bd1773