Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
08-01-2024 05:02
Static task
static1
Behavioral task
behavioral1
Sample
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe
Resource
win10-20231215-en
General
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Target
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe
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Size
3.8MB
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MD5
6c495d32cd41ec78c256d1f3dbf53312
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SHA1
088e77057a7967826bdada4fa494381312a7186a
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SHA256
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637
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SHA512
98c4f2164bcc448a69b40a69f88e24d5fa7db1a6a0f6c3f17c71859290ad5b6aaa09682f069a260ddaf8f362e399381c43e67eacf4bc4485e2a3d7bcb773e791
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SSDEEP
49152:MuS/X7Nrl7FdOVchjIO4CdfNGElegA8vt/jW2AKGYvKfSvKwb:m/X1l7QElQgNvZjW2AKGYvm3q
Malware Config
Extracted
redline
777
195.20.16.103:20440
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 6 IoCs
Processes:
resource yara_rule behavioral1/memory/2888-35-0x0000000000400000-0x0000000000452000-memory.dmp family_redline behavioral1/memory/2888-37-0x0000000002250000-0x0000000002290000-memory.dmp family_redline behavioral1/memory/2888-33-0x0000000000400000-0x0000000000452000-memory.dmp family_redline behavioral1/memory/2888-30-0x0000000000400000-0x0000000000452000-memory.dmp family_redline behavioral1/memory/2888-27-0x0000000000400000-0x0000000000452000-memory.dmp family_redline behavioral1/memory/2888-25-0x0000000000400000-0x0000000000452000-memory.dmp family_redline -
Loads dropped DLL 1 IoCs
Processes:
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exepid process 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exedescription pid process target process PID 2920 set thread context of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
MsBuild.exepid process 2888 MsBuild.exe 2888 MsBuild.exe 2888 MsBuild.exe 2888 MsBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
MsBuild.exedescription pid process Token: SeDebugPrivilege 2888 MsBuild.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exedescription pid process target process PID 2920 wrote to memory of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2920 wrote to memory of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2920 wrote to memory of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2920 wrote to memory of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2920 wrote to memory of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2920 wrote to memory of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2920 wrote to memory of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2920 wrote to memory of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2920 wrote to memory of 2888 2920 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe"C:\Users\Admin\AppData\Local\Temp\de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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\Users\Admin\AppData\Local\Temp\Protect544cd51a.dllFilesize
327KB
MD5dd739256e1c3780e9634b144c9cf462f
SHA1a3d31e629f2cbc373fef726400c1ebd074d7644e
SHA2566b61f353f0418ebc386f9e8fb0ae4aaa7949dd0c26530d955fb797b75bd2b6ee
SHA512d87e96f394059f21fd563f2a607601092b426d12f24ae598ced5ba375bec34b42ef4ccf789489e0c0e361fa9a829394cc8e671ca973689418d7a52ead3275ab8
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memory/2888-23-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/2888-39-0x0000000002250000-0x0000000002290000-memory.dmpFilesize
256KB
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memory/2888-38-0x0000000073C10000-0x00000000742FE000-memory.dmpFilesize
6.9MB
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memory/2888-40-0x0000000073C10000-0x00000000742FE000-memory.dmpFilesize
6.9MB
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memory/2888-21-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/2888-36-0x0000000073C10000-0x00000000742FE000-memory.dmpFilesize
6.9MB
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memory/2888-25-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/2888-27-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/2888-29-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmpFilesize
4KB
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memory/2888-30-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/2888-33-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/2888-35-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/2888-37-0x0000000002250000-0x0000000002290000-memory.dmpFilesize
256KB
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memory/2920-32-0x0000000074300000-0x00000000749EE000-memory.dmpFilesize
6.9MB
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memory/2920-16-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-1-0x0000000074300000-0x00000000749EE000-memory.dmpFilesize
6.9MB
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memory/2920-19-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-20-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-18-0x0000000006EA0000-0x0000000006FA0000-memory.dmpFilesize
1024KB
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memory/2920-14-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-13-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-5-0x0000000006980000-0x0000000006B12000-memory.dmpFilesize
1.6MB
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memory/2920-17-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-15-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-12-0x0000000000700000-0x0000000000710000-memory.dmpFilesize
64KB
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memory/2920-11-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-10-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-4-0x0000000005570000-0x000000000584A000-memory.dmpFilesize
2.9MB
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memory/2920-3-0x0000000004CA0000-0x0000000004CE0000-memory.dmpFilesize
256KB
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memory/2920-2-0x0000000074300000-0x00000000749EE000-memory.dmpFilesize
6.9MB
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memory/2920-0-0x0000000000C30000-0x0000000000FF6000-memory.dmpFilesize
3.8MB