Analysis
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max time kernel
92s -
max time network
97s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
19-03-2024 19:01
Static task
static1
Behavioral task
behavioral1
Sample
c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral2
Sample
c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe
Resource
win11-20240221-en
General
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Target
c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe
-
Size
484KB
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MD5
5e88980bb982663f2d687fd72bacd880
-
SHA1
04ea23d8cc91ee71b13476b4b60eee4fe478e01c
-
SHA256
c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423
-
SHA512
06b744b1a238c76b90a1182315838ee22e240cbd33d7ba9fabca344abca6e52e20fdfcd965febc18d82d05ad478aff7a4720715d7ed124ead75d9b91afc8301d
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SSDEEP
12288:+h1Fk70Tnvjct35lxE/Ui3kzubOm45V2dHgEIqSOJ:Ik70TrcZxE/USkzuN8OJ
Malware Config
Extracted
redline
siski
168.119.242.255:7742
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/3296-9-0x0000000000400000-0x0000000000454000-memory.dmp family_redline -
.NET Reactor proctector 3 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
Processes:
resource yara_rule behavioral2/memory/4880-0-0x00000000026C0000-0x0000000002726000-memory.dmp net_reactor behavioral2/memory/4880-3-0x0000000004DD0000-0x0000000004DE0000-memory.dmp net_reactor behavioral2/memory/4880-6-0x0000000004C10000-0x0000000004C74000-memory.dmp net_reactor -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exedescription pid process target process PID 4880 set thread context of 3296 4880 c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe RegAsm.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1452 3296 WerFault.exe RegAsm.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exedescription pid process target process PID 4880 wrote to memory of 3296 4880 c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe RegAsm.exe PID 4880 wrote to memory of 3296 4880 c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe RegAsm.exe PID 4880 wrote to memory of 3296 4880 c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe RegAsm.exe PID 4880 wrote to memory of 3296 4880 c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe RegAsm.exe PID 4880 wrote to memory of 3296 4880 c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe RegAsm.exe PID 4880 wrote to memory of 3296 4880 c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe RegAsm.exe PID 4880 wrote to memory of 3296 4880 c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe RegAsm.exe PID 4880 wrote to memory of 3296 4880 c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe"C:\Users\Admin\AppData\Local\Temp\c61c9ed0fdbcc1a5be82feb4895fe1a553659738137d8ed319c9f63ad301e423.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4880 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:3296
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3296 -s 7883⤵
- Program crash
PID:1452
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3296 -ip 32961⤵PID:3476
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/3296-9-0x0000000000400000-0x0000000000454000-memory.dmpFilesize
336KB
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memory/3296-14-0x0000000074B40000-0x00000000752F1000-memory.dmpFilesize
7.7MB
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memory/4880-0-0x00000000026C0000-0x0000000002726000-memory.dmpFilesize
408KB
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memory/4880-1-0x0000000074B40000-0x00000000752F1000-memory.dmpFilesize
7.7MB
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memory/4880-4-0x0000000004DD0000-0x0000000004DE0000-memory.dmpFilesize
64KB
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memory/4880-3-0x0000000004DD0000-0x0000000004DE0000-memory.dmpFilesize
64KB
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memory/4880-2-0x0000000004DD0000-0x0000000004DE0000-memory.dmpFilesize
64KB
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memory/4880-5-0x0000000004DE0000-0x0000000005386000-memory.dmpFilesize
5.6MB
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memory/4880-6-0x0000000004C10000-0x0000000004C74000-memory.dmpFilesize
400KB
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memory/4880-11-0x0000000002730000-0x0000000004730000-memory.dmpFilesize
32.0MB
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memory/4880-13-0x0000000074B40000-0x00000000752F1000-memory.dmpFilesize
7.7MB