Analysis
- max time kernel
76s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system - submitted
03/04/2023, 12:36
Static task
static1
Behavioral task
behavioral1
Sample
d9f5df77458b50352609525e0403d360.exe
Resource
win7-20230220-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
d9f5df77458b50352609525e0403d360.exe
Resource
win10v2004-20230221-en
10 signatures
150 seconds
General
- Target d9f5df77458b50352609525e0403d360.exe
- Size 316KB
- Sample230403-psxwmaef73
- SHA256 f56459cc06355bfeee43d3dcfbf5a82e90b81c364283f91721b3f89d49594bba
- MD5 d9f5df77458b50352609525e0403d360
- SHA1 ebd864f74852f1ab2f5ca9a6481d26cb04308620
- SHA512 eab61e59c3358bc9b520708596ff8c952462eb1a20cd9b066f62024beee03828e0fad09feed6760a4aeda064c282842e3aebeb3efc2a6b55a0188345df88cbea
- SSDEEP 6144:n35OC+0vtSqPifVNAcvEAl4w9FNzGhk3Q:npOZ0vtSBfA0eCFNzGhZ
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral2/memory/1644-138-0x00000000008D0000-0x00000000008EC000-memory.dmp family_rhadamanthys behavioral2/memory/1644-140-0x00000000008D0000-0x00000000008EC000-memory.dmp family_rhadamanthys behavioral2/memory/1644-143-0x00000000008D0000-0x00000000008EC000-memory.dmp family_rhadamanthys behavioral2/memory/1644-149-0x00000000008D0000-0x00000000008EC000-memory.dmp family_rhadamanthys - Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
- Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 1644 d9f5df77458b50352609525e0403d360.exe 1644 d9f5df77458b50352609525e0403d360.exe 1644 d9f5df77458b50352609525e0403d360.exe - Program crash 1 IoCs
pid pid_target Process procid_target 3692 1644 WerFault.exe 82 - 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 dllhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dllhost.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1644 d9f5df77458b50352609525e0403d360.exe 1644 d9f5df77458b50352609525e0403d360.exe 4024 dllhost.exe 4024 dllhost.exe 4024 dllhost.exe 4024 dllhost.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1644 wrote to memory of 4024 1644 d9f5df77458b50352609525e0403d360.exe 89 PID 1644 wrote to memory of 4024 1644 d9f5df77458b50352609525e0403d360.exe 89 PID 1644 wrote to memory of 4024 1644 d9f5df77458b50352609525e0403d360.exe 89 PID 1644 wrote to memory of 4024 1644 d9f5df77458b50352609525e0403d360.exe 89 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d9f5df77458b50352609525e0403d360.exe"C:\Users\Admin\AppData\Local\Temp\d9f5df77458b50352609525e0403d360.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1644 -
C:\Windows\system32\dllhost.exe"C:\Windows\system32\dllhost.exe"2⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:4024
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 7322⤵
- Program crash
PID:3692
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1644 -ip 16441⤵PID:4748