Analysis
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max time kernel
122s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
03-08-2024 06:01
Behavioral task
behavioral1
Sample
3b28e3d07c4dd156f221c72f4f2b53ea.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
3b28e3d07c4dd156f221c72f4f2b53ea.exe
Resource
win10v2004-20240802-en
General
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Target
3b28e3d07c4dd156f221c72f4f2b53ea.exe
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Size
1006KB
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MD5
3b28e3d07c4dd156f221c72f4f2b53ea
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SHA1
c9f2ecb67b7ef1910af459d44386882d9238d72f
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SHA256
f8a0e27af4b7dccf34efacd67fa9ad7857233e47f9742764bcc09f89bde84424
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SHA512
2e363e989868342043553f80a346fa82fe01cb4988111a037172fa8e031ed82951b7beb49a28f53617ec307b204eafc75d0d1c16296f5b026d4c00a04a2df4db
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SSDEEP
24576:fxj1COA6fYrK4O7+FZTYPhFrjuDl+QlclC:x1COZfT4O4ZTYX6Plc
Malware Config
Extracted
stealc
doralands23
http://188.130.207.115
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url_path
/8b4c5bd1ddc1cb18.php
Signatures
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Detects HijackLoader (aka IDAT Loader) 1 IoCs
resource yara_rule behavioral1/memory/2816-0-0x0000000000400000-0x00000000004FC000-memory.dmp family_hijackloader -
HijackLoader
HijackLoader is a multistage loader first seen in 2023.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Downloads MZ/PE file
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Deletes itself 1 IoCs
pid Process 2808 cmd.exe -
Loads dropped DLL 2 IoCs
pid Process 2624 explorer.exe 2624 explorer.exe -
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2816 set thread context of 2808 2816 3b28e3d07c4dd156f221c72f4f2b53ea.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3b28e3d07c4dd156f221c72f4f2b53ea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1456 timeout.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2816 3b28e3d07c4dd156f221c72f4f2b53ea.exe 2816 3b28e3d07c4dd156f221c72f4f2b53ea.exe 2808 cmd.exe 2808 cmd.exe 2624 explorer.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 2816 3b28e3d07c4dd156f221c72f4f2b53ea.exe 2808 cmd.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2816 wrote to memory of 2808 2816 3b28e3d07c4dd156f221c72f4f2b53ea.exe 30 PID 2816 wrote to memory of 2808 2816 3b28e3d07c4dd156f221c72f4f2b53ea.exe 30 PID 2816 wrote to memory of 2808 2816 3b28e3d07c4dd156f221c72f4f2b53ea.exe 30 PID 2816 wrote to memory of 2808 2816 3b28e3d07c4dd156f221c72f4f2b53ea.exe 30 PID 2816 wrote to memory of 2808 2816 3b28e3d07c4dd156f221c72f4f2b53ea.exe 30 PID 2808 wrote to memory of 2624 2808 cmd.exe 32 PID 2808 wrote to memory of 2624 2808 cmd.exe 32 PID 2808 wrote to memory of 2624 2808 cmd.exe 32 PID 2808 wrote to memory of 2624 2808 cmd.exe 32 PID 2808 wrote to memory of 2624 2808 cmd.exe 32 PID 2624 wrote to memory of 2372 2624 explorer.exe 34 PID 2624 wrote to memory of 2372 2624 explorer.exe 34 PID 2624 wrote to memory of 2372 2624 explorer.exe 34 PID 2624 wrote to memory of 2372 2624 explorer.exe 34 PID 2372 wrote to memory of 1456 2372 cmd.exe 36 PID 2372 wrote to memory of 1456 2372 cmd.exe 36 PID 2372 wrote to memory of 1456 2372 cmd.exe 36 PID 2372 wrote to memory of 1456 2372 cmd.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\3b28e3d07c4dd156f221c72f4f2b53ea.exe"C:\Users\Admin\AppData\Local\Temp\3b28e3d07c4dd156f221c72f4f2b53ea.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\SysWOW64\cmd.exe2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2808 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "" & del "C:\ProgramData\*.dll"" & exit4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Windows\SysWOW64\timeout.exetimeout /t 55⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1456
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
901KB
MD5cf4513f4c6f3cdba49673215224c5620
SHA12589b7eb994373a97a60b07c7e6aeb280ab2d756
SHA25632bcce00bd3871e352b7d08e125ef8c687177f26d2637cd9b9b65dabae3e32d7
SHA5125f8dc1d3eaad05f777c48bea8ddbd94209c32d4ba1234de65a4da6216ba8f9e19ea00156fb94ec166f73d928bef0c235e0ba47ea15e6d82a5f6807d9760dd7ec
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571