Analysis
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max time kernel
192s -
max time network
293s -
platform
windows10-1703_x64 -
resource
win10-20231220-en -
resource tags
arch:x64arch:x86image:win10-20231220-enlocale:en-usos:windows10-1703-x64system -
submitted
07-01-2024 22:29
Static task
static1
Behavioral task
behavioral1
Sample
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe
Resource
win10-20231220-en
General
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Target
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe
-
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 1 IoCs
Processes:
resource yara_rule behavioral2/memory/820-19-0x0000000000400000-0x0000000000452000-memory.dmp family_redline -
Loads dropped DLL 1 IoCs
Processes:
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exepid process 2772 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 2772 set thread context of 820 2772 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
MsBuild.exepid process 820 MsBuild.exe 820 MsBuild.exe 820 MsBuild.exe 820 MsBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
MsBuild.exedescription pid process Token: SeDebugPrivilege 820 MsBuild.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exedescription pid process target process PID 2772 wrote to memory of 820 2772 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2772 wrote to memory of 820 2772 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2772 wrote to memory of 820 2772 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2772 wrote to memory of 820 2772 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2772 wrote to memory of 820 2772 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2772 wrote to memory of 820 2772 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2772 wrote to memory of 820 2772 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 2772 wrote to memory of 820 2772 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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memory/820-28-0x0000000005940000-0x0000000005A4A000-memory.dmpFilesize
1.0MB
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memory/820-35-0x0000000007BF0000-0x000000000811C000-memory.dmpFilesize
5.2MB
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memory/820-31-0x00000000058B0000-0x00000000058FB000-memory.dmpFilesize
300KB
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memory/820-36-0x0000000073ED0000-0x00000000745BE000-memory.dmpFilesize
6.9MB
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memory/820-30-0x0000000005870000-0x00000000058AE000-memory.dmpFilesize
248KB
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memory/820-34-0x0000000006FF0000-0x00000000071B2000-memory.dmpFilesize
1.8MB
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memory/820-33-0x0000000007BA0000-0x0000000007BF0000-memory.dmpFilesize
320KB
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memory/820-32-0x00000000060A0000-0x0000000006106000-memory.dmpFilesize
408KB
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memory/820-23-0x0000000073ED0000-0x00000000745BE000-memory.dmpFilesize
6.9MB
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memory/820-24-0x0000000005570000-0x0000000005602000-memory.dmpFilesize
584KB
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memory/820-26-0x0000000005630000-0x000000000563A000-memory.dmpFilesize
40KB
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memory/820-25-0x0000000005530000-0x0000000005540000-memory.dmpFilesize
64KB
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memory/820-19-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/820-29-0x00000000057E0000-0x00000000057F2000-memory.dmpFilesize
72KB
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memory/820-38-0x0000000073ED0000-0x00000000745BE000-memory.dmpFilesize
6.9MB
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memory/820-21-0x0000000005BA0000-0x000000000609E000-memory.dmpFilesize
5.0MB
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memory/820-27-0x00000000066B0000-0x0000000006CB6000-memory.dmpFilesize
6.0MB
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memory/2772-14-0x0000000005C60000-0x0000000005C70000-memory.dmpFilesize
64KB
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memory/2772-6-0x0000000007380000-0x0000000007512000-memory.dmpFilesize
1.6MB
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memory/2772-22-0x0000000073ED0000-0x00000000745BE000-memory.dmpFilesize
6.9MB
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memory/2772-12-0x0000000005C60000-0x0000000005C70000-memory.dmpFilesize
64KB
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memory/2772-16-0x00000000077D0000-0x00000000078D0000-memory.dmpFilesize
1024KB
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memory/2772-15-0x0000000005C60000-0x0000000005C70000-memory.dmpFilesize
64KB
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memory/2772-2-0x0000000005B10000-0x0000000005BAC000-memory.dmpFilesize
624KB
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memory/2772-17-0x00000000077D0000-0x00000000078D0000-memory.dmpFilesize
1024KB
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memory/2772-13-0x0000000005C50000-0x0000000005C60000-memory.dmpFilesize
64KB
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memory/2772-18-0x00000000077D0000-0x00000000078D0000-memory.dmpFilesize
1024KB
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memory/2772-1-0x0000000073ED0000-0x00000000745BE000-memory.dmpFilesize
6.9MB
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memory/2772-5-0x0000000005F70000-0x000000000624A000-memory.dmpFilesize
2.9MB
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memory/2772-4-0x0000000005C60000-0x0000000005C70000-memory.dmpFilesize
64KB
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memory/2772-3-0x0000000073ED0000-0x00000000745BE000-memory.dmpFilesize
6.9MB
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memory/2772-0-0x0000000000E60000-0x0000000001226000-memory.dmpFilesize
3.8MB