Analysis
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max time kernel
105s -
max time network
114s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2024 06:57
Static task
static1
Behavioral task
behavioral1
Sample
589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exe
Resource
win10v2004-20241007-en
General
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Target
589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exe
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Size
202KB
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MD5
301a6dfca15b519ea4f513ee9cba86a0
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SHA1
0837b2abbf3eddfe8358998b0efc8a908af1e25a
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SHA256
589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bb
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SHA512
2a294f2c87ff32ea11661b184b88fd1fc9cdec93374540f9f5ddafa672058e4ca8059bcdcfb8e2de4a639dc65d21b3581ee5cf80990dd4ca795c9c066a40f358
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SSDEEP
3072:KKy+bnr+O1Q5GWp1icKAArDZz4N9GhbkrNEk6+zacxnZSxZ5dhlYD:KKy+bnr+/p0yN90QEozZxnZSxZ3U
Malware Config
Extracted
redline
fusa
193.233.20.12:4132
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auth_value
a08b2f01bd2af756e38c5dd60e87e697
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 2 IoCs
Processes:
resource yara_rule behavioral1/files/0x000c000000023b76-5.dat family_redline behavioral1/memory/1644-8-0x0000000000BA0000-0x0000000000BD2000-memory.dmp family_redline -
Redline family
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Executes dropped EXE 1 IoCs
Processes:
aXP28.exepid Process 1644 aXP28.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exeaXP28.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aXP28.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exedescription pid Process procid_target PID 2276 wrote to memory of 1644 2276 589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exe 84 PID 2276 wrote to memory of 1644 2276 589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exe 84 PID 2276 wrote to memory of 1644 2276 589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exe"C:\Users\Admin\AppData\Local\Temp\589c49c5789f9830bb3b89ba4db4416d810614dd82d6e31a721a703844d696bbN.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2276 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\aXP28.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\aXP28.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1644
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
175KB
MD5da6f3bef8abc85bd09f50783059964e3
SHA1a0f25f60ec1896c4c920ea397f40e6ce29724322
SHA256e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b
SHA5124d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec