Analysis
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max time kernel
117s -
max time network
124s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
01-11-2020 10:53
Static task
static1
Behavioral task
behavioral1
Sample
446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe
Resource
win10v20201028
General
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Target
446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe
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Size
2.1MB
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MD5
f3dfe4e0bbed035b5bde931585fe3183
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SHA1
c294988850dca976f6d4c03f6e5d84221ba83368
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SHA256
446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b
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SHA512
8505961fa8e254bdcc63ccbef66a7e748cffc42f905e62c12927ae27faa21c3898800b4a9071148daed16d8b1dda0b09954a257cad8e3f06aadd3897748620a2
Malware Config
Signatures
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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/564-11-0x0000000000400000-0x0000000000436000-memory.dmp family_redline behavioral1/memory/564-12-0x000000000042064A-mapping.dmp family_redline behavioral1/memory/564-15-0x0000000000400000-0x0000000000436000-memory.dmp family_redline behavioral1/memory/564-14-0x0000000000400000-0x0000000000436000-memory.dmp family_redline -
Executes dropped EXE 2 IoCs
Processes:
RSzMgmcho3.exeRSzMgmcho3.exepid process 740 RSzMgmcho3.exe 564 RSzMgmcho3.exe -
Loads dropped DLL 2 IoCs
Processes:
446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exeRSzMgmcho3.exepid process 1096 446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe 740 RSzMgmcho3.exe -
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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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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 19 checkip.amazonaws.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
RSzMgmcho3.exedescription pid process target process PID 740 set thread context of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe -
Processes:
446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
RSzMgmcho3.exepid process 564 RSzMgmcho3.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exepid process 1096 446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
RSzMgmcho3.exeRSzMgmcho3.exedescription pid process Token: SeDebugPrivilege 740 RSzMgmcho3.exe Token: SeDebugPrivilege 564 RSzMgmcho3.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exeRSzMgmcho3.exeRSzMgmcho3.execmd.exedescription pid process target process PID 1096 wrote to memory of 740 1096 446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe RSzMgmcho3.exe PID 1096 wrote to memory of 740 1096 446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe RSzMgmcho3.exe PID 1096 wrote to memory of 740 1096 446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe RSzMgmcho3.exe PID 1096 wrote to memory of 740 1096 446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe RSzMgmcho3.exe PID 740 wrote to memory of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe PID 740 wrote to memory of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe PID 740 wrote to memory of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe PID 740 wrote to memory of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe PID 740 wrote to memory of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe PID 740 wrote to memory of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe PID 740 wrote to memory of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe PID 740 wrote to memory of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe PID 740 wrote to memory of 564 740 RSzMgmcho3.exe RSzMgmcho3.exe PID 564 wrote to memory of 808 564 RSzMgmcho3.exe cmd.exe PID 564 wrote to memory of 808 564 RSzMgmcho3.exe cmd.exe PID 564 wrote to memory of 808 564 RSzMgmcho3.exe cmd.exe PID 564 wrote to memory of 808 564 RSzMgmcho3.exe cmd.exe PID 808 wrote to memory of 1296 808 cmd.exe PING.EXE PID 808 wrote to memory of 1296 808 cmd.exe PING.EXE PID 808 wrote to memory of 1296 808 cmd.exe PING.EXE PID 808 wrote to memory of 1296 808 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe"C:\Users\Admin\AppData\Local\Temp\446edc0d1f7fff55b43dc47d935ac4c8b4ec345a5edaf90f5ea2122d3137f19b.exe"1⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exe"C:\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exe"C:\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del "C:\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exe"4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 35⤵
- Runs ping.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exeMD5
b94ad575e604d244b6f57abb25326abe
SHA1ff098b3d4acdacda023fd51961a26f4a8eea719e
SHA25696fadfece02fcc7d1b3f8e98c1df30dc61e9e8298543de46b54ad088f18aec59
SHA5128d594e8aa003748a54f2b3491dd30f507f92f512231430b682bb302729b2e3b3b0ce8ec73062d2285775750666d63d5efb3519cdf028c258222e3b7ea196abc5
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C:\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exeMD5
b94ad575e604d244b6f57abb25326abe
SHA1ff098b3d4acdacda023fd51961a26f4a8eea719e
SHA25696fadfece02fcc7d1b3f8e98c1df30dc61e9e8298543de46b54ad088f18aec59
SHA5128d594e8aa003748a54f2b3491dd30f507f92f512231430b682bb302729b2e3b3b0ce8ec73062d2285775750666d63d5efb3519cdf028c258222e3b7ea196abc5
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C:\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exeMD5
b94ad575e604d244b6f57abb25326abe
SHA1ff098b3d4acdacda023fd51961a26f4a8eea719e
SHA25696fadfece02fcc7d1b3f8e98c1df30dc61e9e8298543de46b54ad088f18aec59
SHA5128d594e8aa003748a54f2b3491dd30f507f92f512231430b682bb302729b2e3b3b0ce8ec73062d2285775750666d63d5efb3519cdf028c258222e3b7ea196abc5
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\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exeMD5
b94ad575e604d244b6f57abb25326abe
SHA1ff098b3d4acdacda023fd51961a26f4a8eea719e
SHA25696fadfece02fcc7d1b3f8e98c1df30dc61e9e8298543de46b54ad088f18aec59
SHA5128d594e8aa003748a54f2b3491dd30f507f92f512231430b682bb302729b2e3b3b0ce8ec73062d2285775750666d63d5efb3519cdf028c258222e3b7ea196abc5
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\Users\Admin\AppData\Local\Temp\RSzMgmcho3.exeMD5
b94ad575e604d244b6f57abb25326abe
SHA1ff098b3d4acdacda023fd51961a26f4a8eea719e
SHA25696fadfece02fcc7d1b3f8e98c1df30dc61e9e8298543de46b54ad088f18aec59
SHA5128d594e8aa003748a54f2b3491dd30f507f92f512231430b682bb302729b2e3b3b0ce8ec73062d2285775750666d63d5efb3519cdf028c258222e3b7ea196abc5
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memory/564-14-0x0000000000400000-0x0000000000436000-memory.dmpFilesize
216KB
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memory/564-11-0x0000000000400000-0x0000000000436000-memory.dmpFilesize
216KB
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memory/564-12-0x000000000042064A-mapping.dmp
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memory/564-15-0x0000000000400000-0x0000000000436000-memory.dmpFilesize
216KB
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memory/564-16-0x0000000072E20000-0x000000007350E000-memory.dmpFilesize
6.9MB
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memory/740-6-0x00000000009A0000-0x00000000009A1000-memory.dmpFilesize
4KB
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memory/740-8-0x0000000000550000-0x0000000000590000-memory.dmpFilesize
256KB
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memory/740-9-0x0000000000740000-0x0000000000756000-memory.dmpFilesize
88KB
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memory/740-2-0x0000000000000000-mapping.dmp
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memory/740-5-0x0000000073510000-0x0000000073BFE000-memory.dmpFilesize
6.9MB
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memory/808-19-0x0000000000000000-mapping.dmp
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memory/1296-20-0x0000000000000000-mapping.dmp
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memory/1676-0-0x000007FEF77D0000-0x000007FEF7A4A000-memory.dmpFilesize
2.5MB