Malware Analysis Report

2025-08-11 06:18

Sample ID 230415-kbdn7sfa71
Target 7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305
SHA256 7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305
Tags
rhadamanthys smokeloader pub4 backdoor collection stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305

Threat Level: Known bad

The file 7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305 was found to be: Known bad.

Malicious Activity Summary

rhadamanthys smokeloader pub4 backdoor collection stealer trojan

Detect rhadamanthys stealer shellcode

Rhadamanthys

SmokeLoader

Downloads MZ/PE file

Executes dropped EXE

Accesses Microsoft Outlook profiles

Program crash

Checks SCSI registry key(s)

Checks processor information in registry

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Uses Task Scheduler COM API

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-04-15 08:25

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-04-15 08:25

Reported

2023-04-15 08:27

Platform

win10v2004-20230221-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305.exe"

Signatures

Detect rhadamanthys stealer shellcode

Description Indicator Process Target
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Rhadamanthys

stealer rhadamanthys

SmokeLoader

trojan backdoor smokeloader

Downloads MZ/PE file

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\947.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\947.exe

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\system32\dllhost.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\system32\dllhost.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305.exe N/A
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Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A N/A N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3144 wrote to memory of 1192 N/A N/A C:\Users\Admin\AppData\Local\Temp\947.exe
PID 3144 wrote to memory of 1192 N/A N/A C:\Users\Admin\AppData\Local\Temp\947.exe
PID 3144 wrote to memory of 1192 N/A N/A C:\Users\Admin\AppData\Local\Temp\947.exe
PID 1192 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\947.exe C:\Windows\system32\dllhost.exe
PID 1192 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\947.exe C:\Windows\system32\dllhost.exe
PID 1192 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\947.exe C:\Windows\system32\dllhost.exe
PID 1192 wrote to memory of 1992 N/A C:\Users\Admin\AppData\Local\Temp\947.exe C:\Windows\system32\dllhost.exe

Uses Task Scheduler COM API

persistence

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook C:\Windows\system32\dllhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305.exe

"C:\Users\Admin\AppData\Local\Temp\7f29efcd1a7a9cccf480d76f4f21c797bfc9924593a95d51ac88253f95173305.exe"

C:\Users\Admin\AppData\Local\Temp\947.exe

C:\Users\Admin\AppData\Local\Temp\947.exe

C:\Windows\system32\dllhost.exe

"C:\Windows\system32\dllhost.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1192 -ip 1192

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1192 -s 728

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 aapu.at udp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
US 8.8.8.8:53 118.146.170.187.in-addr.arpa udp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
US 52.152.110.14:443 tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
IT 179.43.155.247:80 179.43.155.247 tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
US 8.8.8.8:53 247.155.43.179.in-addr.arpa udp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
US 104.208.16.90:443 tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
US 52.152.110.14:443 tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
MX 187.170.146.118:80 aapu.at tcp
US 8.8.8.8:53 62.13.109.52.in-addr.arpa udp
PA 179.43.142.201:80 catalog.s.download.windowsupdate.com tcp
US 8.8.8.8:53 201.142.43.179.in-addr.arpa udp
PA 179.43.142.201:80 179.43.142.201 tcp
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 52.152.110.14:443 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp

Files

memory/3980-134-0x0000000000940000-0x0000000000949000-memory.dmp

memory/3144-135-0x00000000013D0000-0x00000000013E6000-memory.dmp

memory/3980-136-0x0000000000400000-0x00000000007FD000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\947.exe

MD5 120c493eeda8a8931652a907a54ff802
SHA1 0b32770a174a9818a22b9814d1216543db333e94
SHA256 6b0376a00944cceb5ae6d7810efa856d4ab7679c921d4838111fba01a8a2d589
SHA512 e7ca9dd482b0221031155e47a4bec4a2990222fa11284b50b1d6d6db26c1bc60000cb801dcd1036d28a0f3fb15819bf75a0042834901e76e1663435e0fe009e1

C:\Users\Admin\AppData\Local\Temp\947.exe

MD5 120c493eeda8a8931652a907a54ff802
SHA1 0b32770a174a9818a22b9814d1216543db333e94
SHA256 6b0376a00944cceb5ae6d7810efa856d4ab7679c921d4838111fba01a8a2d589
SHA512 e7ca9dd482b0221031155e47a4bec4a2990222fa11284b50b1d6d6db26c1bc60000cb801dcd1036d28a0f3fb15819bf75a0042834901e76e1663435e0fe009e1

memory/1192-147-0x0000000000890000-0x00000000008BE000-memory.dmp

memory/1192-148-0x0000000000400000-0x000000000080F000-memory.dmp

memory/1192-151-0x0000000002430000-0x000000000244C000-memory.dmp

memory/1192-152-0x0000000002430000-0x000000000244C000-memory.dmp

memory/1192-153-0x0000000002450000-0x000000000246A000-memory.dmp

memory/1192-154-0x0000000002430000-0x000000000244C000-memory.dmp

memory/1992-155-0x000001EEA1210000-0x000001EEA1211000-memory.dmp

memory/1192-156-0x0000000002450000-0x000000000246A000-memory.dmp

memory/1992-157-0x000001EEA1330000-0x000001EEA1337000-memory.dmp

memory/1992-158-0x00007FF471160000-0x00007FF47125A000-memory.dmp

memory/1992-159-0x00007FF471160000-0x00007FF47125A000-memory.dmp

memory/1192-160-0x0000000000400000-0x000000000080F000-memory.dmp

memory/1992-162-0x00007FF471160000-0x00007FF47125A000-memory.dmp

memory/1192-161-0x0000000002430000-0x000000000244C000-memory.dmp

memory/1992-163-0x00007FF471160000-0x00007FF47125A000-memory.dmp

memory/1992-164-0x00007FF471160000-0x00007FF47125A000-memory.dmp

memory/1992-165-0x00007FF471160000-0x00007FF47125A000-memory.dmp