Analysis
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max time kernel
150s -
max time network
123s -
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, 06:25
Static task
static1
Behavioral task
behavioral1
Sample
dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.exe
Resource
win10v2004-20230221-en
General
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Target
dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.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 behavioral1/memory/2180-195-0x0000000000910000-0x000000000092C000-memory.dmp family_rhadamanthys behavioral1/memory/2180-196-0x0000000000910000-0x000000000092C000-memory.dmp family_rhadamanthys behavioral1/memory/2180-198-0x0000000000910000-0x000000000092C000-memory.dmp family_rhadamanthys behavioral1/memory/2180-206-0x0000000000910000-0x000000000092C000-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 2180 1628.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\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 Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4476 2180 WerFault.exe 91 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.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 2396 dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.exe 2396 dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.exe 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found 3140 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3140 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 2396 dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.exe -
Suspicious use of AdjustPrivilegeToken 22 IoCs
description pid Process Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found Token: SeShutdownPrivilege 3140 Process not Found Token: SeCreatePagefilePrivilege 3140 Process not Found -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3140 wrote to memory of 2180 3140 Process not Found 91 PID 3140 wrote to memory of 2180 3140 Process not Found 91 PID 3140 wrote to memory of 2180 3140 Process not Found 91 PID 2180 wrote to memory of 3684 2180 1628.exe 92 PID 2180 wrote to memory of 3684 2180 1628.exe 92 PID 2180 wrote to memory of 3684 2180 1628.exe 92 PID 2180 wrote to memory of 3684 2180 1628.exe 92 -
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\dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.exe"C:\Users\Admin\AppData\Local\Temp\dc677c6443110908471abea7adb0b40cb199520d29ada8a56873e9247cb80dc8.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2396
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C:\Users\Admin\AppData\Local\Temp\1628.exeC:\Users\Admin\AppData\Local\Temp\1628.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2180 -
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:3684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 7082⤵
- Program crash
PID:4476
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2180 -ip 21801⤵PID:948
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
423KB
MD5120c493eeda8a8931652a907a54ff802
SHA10b32770a174a9818a22b9814d1216543db333e94
SHA2566b0376a00944cceb5ae6d7810efa856d4ab7679c921d4838111fba01a8a2d589
SHA512e7ca9dd482b0221031155e47a4bec4a2990222fa11284b50b1d6d6db26c1bc60000cb801dcd1036d28a0f3fb15819bf75a0042834901e76e1663435e0fe009e1
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Filesize
423KB
MD5120c493eeda8a8931652a907a54ff802
SHA10b32770a174a9818a22b9814d1216543db333e94
SHA2566b0376a00944cceb5ae6d7810efa856d4ab7679c921d4838111fba01a8a2d589
SHA512e7ca9dd482b0221031155e47a4bec4a2990222fa11284b50b1d6d6db26c1bc60000cb801dcd1036d28a0f3fb15819bf75a0042834901e76e1663435e0fe009e1