Analysis
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max time kernel
273s -
max time network
305s -
platform
windows10-1703_x64 -
resource
win10-20231215-en -
resource tags
arch:x64arch:x86image:win10-20231215-enlocale:en-usos:windows10-1703-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 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4888-21-0x0000000000400000-0x0000000000452000-memory.dmp family_redline -
Loads dropped DLL 1 IoCs
Processes:
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exepid process 1460 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 1460 set thread context of 4888 1460 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
MsBuild.exepid process 4888 MsBuild.exe 4888 MsBuild.exe 4888 MsBuild.exe 4888 MsBuild.exe 4888 MsBuild.exe 4888 MsBuild.exe 4888 MsBuild.exe 4888 MsBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
MsBuild.exedescription pid process Token: SeDebugPrivilege 4888 MsBuild.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exedescription pid process target process PID 1460 wrote to memory of 4888 1460 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 1460 wrote to memory of 4888 1460 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 1460 wrote to memory of 4888 1460 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 1460 wrote to memory of 4888 1460 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 1460 wrote to memory of 4888 1460 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 1460 wrote to memory of 4888 1460 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 1460 wrote to memory of 4888 1460 de5b12b7d320bb45eabbb5bbcb80668d01b3c3f4bff3b25f418c90e4506b4637.exe MsBuild.exe PID 1460 wrote to memory of 4888 1460 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
116KB
MD56000286146a42bf210b5a80cf78ef356
SHA1d3a55a0d8f4bfabaac7889f0bf274814f77353b7
SHA25611a96a03811b72a4d081c7711e150991fa08cd209284e35ac223efb218f78acc
SHA5124075658b6ba3ec561f358b16ab81e656afa51d1d400f4c46e83d0dbab48f3928e4463ea88488aa267674ecdba0723f31d5636e21e44ad27a2b55cc3db96f4a89
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memory/1460-12-0x0000000003130000-0x0000000003140000-memory.dmpFilesize
64KB
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memory/1460-5-0x0000000005C40000-0x0000000005F1A000-memory.dmpFilesize
2.9MB
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memory/1460-16-0x0000000003130000-0x0000000003140000-memory.dmpFilesize
64KB
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memory/1460-4-0x0000000003130000-0x0000000003140000-memory.dmpFilesize
64KB
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memory/1460-15-0x0000000007370000-0x0000000007380000-memory.dmpFilesize
64KB
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memory/1460-6-0x0000000007050000-0x00000000071E2000-memory.dmpFilesize
1.6MB
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memory/1460-1-0x0000000000A90000-0x0000000000E56000-memory.dmpFilesize
3.8MB
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memory/1460-17-0x0000000003130000-0x0000000003140000-memory.dmpFilesize
64KB
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memory/1460-3-0x0000000073FF0000-0x00000000746DE000-memory.dmpFilesize
6.9MB
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memory/1460-2-0x0000000005830000-0x00000000058CC000-memory.dmpFilesize
624KB
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memory/1460-23-0x0000000073FF0000-0x00000000746DE000-memory.dmpFilesize
6.9MB
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memory/1460-14-0x0000000003130000-0x0000000003140000-memory.dmpFilesize
64KB
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memory/1460-13-0x0000000003130000-0x0000000003140000-memory.dmpFilesize
64KB
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memory/1460-18-0x0000000007540000-0x0000000007640000-memory.dmpFilesize
1024KB
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memory/1460-20-0x0000000007540000-0x0000000007640000-memory.dmpFilesize
1024KB
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memory/1460-0-0x0000000073FF0000-0x00000000746DE000-memory.dmpFilesize
6.9MB
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memory/1460-19-0x0000000007540000-0x0000000007640000-memory.dmpFilesize
1024KB
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memory/4888-21-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/4888-25-0x0000000005950000-0x0000000005E4E000-memory.dmpFilesize
5.0MB
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memory/4888-27-0x00000000056B0000-0x00000000056C0000-memory.dmpFilesize
64KB
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memory/4888-26-0x0000000005450000-0x00000000054E2000-memory.dmpFilesize
584KB
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memory/4888-28-0x0000000005420000-0x000000000542A000-memory.dmpFilesize
40KB
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memory/4888-24-0x0000000073FF0000-0x00000000746DE000-memory.dmpFilesize
6.9MB
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memory/4888-29-0x0000000006460000-0x0000000006A66000-memory.dmpFilesize
6.0MB
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memory/4888-30-0x0000000005F60000-0x000000000606A000-memory.dmpFilesize
1.0MB
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memory/4888-31-0x00000000057C0000-0x00000000057D2000-memory.dmpFilesize
72KB
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memory/4888-32-0x0000000005820000-0x000000000585E000-memory.dmpFilesize
248KB
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memory/4888-33-0x00000000058B0000-0x00000000058FB000-memory.dmpFilesize
300KB
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memory/4888-34-0x0000000006070000-0x00000000060D6000-memory.dmpFilesize
408KB
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memory/4888-35-0x0000000007E70000-0x0000000008032000-memory.dmpFilesize
1.8MB
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memory/4888-36-0x0000000008570000-0x0000000008A9C000-memory.dmpFilesize
5.2MB
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memory/4888-37-0x00000000070F0000-0x0000000007140000-memory.dmpFilesize
320KB
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memory/4888-38-0x0000000073FF0000-0x00000000746DE000-memory.dmpFilesize
6.9MB
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memory/4888-39-0x00000000056B0000-0x00000000056C0000-memory.dmpFilesize
64KB