Analysis
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max time kernel
150s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
15/04/2023, 12:51
Static task
static1
Behavioral task
behavioral1
Sample
ac3ae60b82a4cf7355e815e1977eda23.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
ac3ae60b82a4cf7355e815e1977eda23.exe
Resource
win10v2004-20230221-en
General
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Target
ac3ae60b82a4cf7355e815e1977eda23.exe
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Size
350KB
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MD5
ac3ae60b82a4cf7355e815e1977eda23
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SHA1
07e78079f94dd55dc3e97efe4eec1488b679e84b
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SHA256
dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8
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SHA512
f9b277c44604da8b51606546b78a7e6afa4f181e3d11634e13397e686e6888765a09995c0dddd5b53fd14cbec2e1d9b7a42a9a967e1efb0a11e5a0da7ec577b2
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SSDEEP
6144:Mxx+ZMwK90rcYJW9DvusQd//zk4w2hNTi:Mx8ZBe0rhJWNxa7k+hs
Malware Config
Extracted
smokeloader
pub4
Extracted
smokeloader
2022
http://aapu.at/tmp/
http://poudineh.com/tmp/
http://firsttrusteedrx.ru/tmp/
http://kingpirate.ru/tmp/
Extracted
rhadamanthys
http://179.43.142.201/img/favicon.png
Signatures
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Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral2/memory/3732-172-0x0000000002440000-0x000000000245C000-memory.dmp family_rhadamanthys behavioral2/memory/3732-174-0x0000000002440000-0x000000000245C000-memory.dmp family_rhadamanthys behavioral2/memory/3732-175-0x0000000002440000-0x000000000245C000-memory.dmp family_rhadamanthys behavioral2/memory/3732-182-0x0000000002440000-0x000000000245C000-memory.dmp family_rhadamanthys -
Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
pid Process 3732 17CE.exe -
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\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 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 -
Program crash 1 IoCs
pid pid_target Process procid_target 5028 3732 WerFault.exe 93 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ac3ae60b82a4cf7355e815e1977eda23.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ac3ae60b82a4cf7355e815e1977eda23.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ac3ae60b82a4cf7355e815e1977eda23.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 dllhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dllhost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 856 ac3ae60b82a4cf7355e815e1977eda23.exe 856 ac3ae60b82a4cf7355e815e1977eda23.exe 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found 3108 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3108 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 856 ac3ae60b82a4cf7355e815e1977eda23.exe -
Suspicious use of AdjustPrivilegeToken 14 IoCs
description pid Process Token: SeShutdownPrivilege 3108 Process not Found Token: SeCreatePagefilePrivilege 3108 Process not Found Token: SeShutdownPrivilege 3108 Process not Found Token: SeCreatePagefilePrivilege 3108 Process not Found Token: SeShutdownPrivilege 3108 Process not Found Token: SeCreatePagefilePrivilege 3108 Process not Found Token: SeShutdownPrivilege 3108 Process not Found Token: SeCreatePagefilePrivilege 3108 Process not Found Token: SeShutdownPrivilege 3108 Process not Found Token: SeCreatePagefilePrivilege 3108 Process not Found Token: SeShutdownPrivilege 3108 Process not Found Token: SeCreatePagefilePrivilege 3108 Process not Found Token: SeShutdownPrivilege 3108 Process not Found Token: SeCreatePagefilePrivilege 3108 Process not Found -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3108 wrote to memory of 3732 3108 Process not Found 93 PID 3108 wrote to memory of 3732 3108 Process not Found 93 PID 3108 wrote to memory of 3732 3108 Process not Found 93 PID 3732 wrote to memory of 4124 3732 17CE.exe 94 PID 3732 wrote to memory of 4124 3732 17CE.exe 94 PID 3732 wrote to memory of 4124 3732 17CE.exe 94 PID 3732 wrote to memory of 4124 3732 17CE.exe 94 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
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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\ac3ae60b82a4cf7355e815e1977eda23.exe"C:\Users\Admin\AppData\Local\Temp\ac3ae60b82a4cf7355e815e1977eda23.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:856
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C:\Users\Admin\AppData\Local\Temp\17CE.exeC:\Users\Admin\AppData\Local\Temp\17CE.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3732 -
C:\Windows\system32\dllhost.exe"C:\Windows\system32\dllhost.exe"2⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- outlook_office_path
- outlook_win_path
PID:4124
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3732 -s 7002⤵
- Program crash
PID:5028
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3732 -ip 37321⤵PID:2812
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
424KB
MD59950feec180e9981d35fe2dd2241efdc
SHA1939ca7f9084b5a28790f56cec45ce5c2006f8ee0
SHA256d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54
SHA5120181a6e3157e47e9a1f75853de96d1deafffe38c80231909e2870758ee4f071c784adcf0031a17a9c4f0f0fc2df32b2cb1159cd0056334c4d281466324dcf36f
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Filesize
424KB
MD59950feec180e9981d35fe2dd2241efdc
SHA1939ca7f9084b5a28790f56cec45ce5c2006f8ee0
SHA256d221d3fb8d39771f163a440c7f7bf72b3a9db66ae012e0c3d0143a126256de54
SHA5120181a6e3157e47e9a1f75853de96d1deafffe38c80231909e2870758ee4f071c784adcf0031a17a9c4f0f0fc2df32b2cb1159cd0056334c4d281466324dcf36f