Analysis
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max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
20-11-2023 04:21
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.Evo-gen.25423.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.Evo-gen.25423.exe
Resource
win10v2004-20231023-en
General
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Target
SecuriteInfo.com.Win32.Evo-gen.25423.exe
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Size
195KB
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MD5
076ac01ea35d4b4a78130ffe0b0da1b9
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SHA1
0e20fae40bccd1f9ac4845ec3ff4f29f5b7250b8
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SHA256
4a4edf2b54ebe39c26293d94699b07050709a8549c213f9ac8f344f766707fc9
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SHA512
582f6729a1019cc2662c0ec8518fae2609267cc3f5662f44e4f5720d5bd33e532dbcaaf2a7279135ecc72412354708853ec4dc49884ac2e24dee6c36c4a49fd9
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SSDEEP
6144:h9H1Xawk0LIRwox29ll1NsJF5cnZ1msCX:h9ZauIRwooLstcnZsf
Malware Config
Extracted
marsstealer
Default
alpha.twinsources.shop/gate.php
Signatures
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Mars Stealer
An infostealer written in C++ based on other infostealers.
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 2728 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
SecuriteInfo.com.Win32.Evo-gen.25423.exepid process 2344 SecuriteInfo.com.Win32.Evo-gen.25423.exe 2344 SecuriteInfo.com.Win32.Evo-gen.25423.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
SecuriteInfo.com.Win32.Evo-gen.25423.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 SecuriteInfo.com.Win32.Evo-gen.25423.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString SecuriteInfo.com.Win32.Evo-gen.25423.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 2572 timeout.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
SecuriteInfo.com.Win32.Evo-gen.25423.execmd.exedescription pid process target process PID 2344 wrote to memory of 2728 2344 SecuriteInfo.com.Win32.Evo-gen.25423.exe cmd.exe PID 2344 wrote to memory of 2728 2344 SecuriteInfo.com.Win32.Evo-gen.25423.exe cmd.exe PID 2344 wrote to memory of 2728 2344 SecuriteInfo.com.Win32.Evo-gen.25423.exe cmd.exe PID 2344 wrote to memory of 2728 2344 SecuriteInfo.com.Win32.Evo-gen.25423.exe cmd.exe PID 2728 wrote to memory of 2572 2728 cmd.exe timeout.exe PID 2728 wrote to memory of 2572 2728 cmd.exe timeout.exe PID 2728 wrote to memory of 2572 2728 cmd.exe timeout.exe PID 2728 wrote to memory of 2572 2728 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Evo-gen.25423.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Evo-gen.25423.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.Evo-gen.25423.exe" & exit2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2728 -
C:\Windows\SysWOW64\timeout.exetimeout /t 53⤵
- Delays execution with timeout.exe
PID:2572
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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\ProgramData\mozglue.dllFilesize
133KB
MD58f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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\ProgramData\nss3.dllFilesize
1.2MB
MD5bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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memory/2344-0-0x0000000000400000-0x0000000000470000-memory.dmpFilesize
448KB
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memory/2344-1-0x0000000000400000-0x0000000000470000-memory.dmpFilesize
448KB
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memory/2344-4-0x0000000000400000-0x0000000000470000-memory.dmpFilesize
448KB
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memory/2344-6-0x0000000000400000-0x0000000000470000-memory.dmpFilesize
448KB
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memory/2344-7-0x0000000060900000-0x0000000060992000-memory.dmpFilesize
584KB
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memory/2344-53-0x0000000000400000-0x0000000000470000-memory.dmpFilesize
448KB