rhadamanthys | 55e4b74bb2ef7d292e3af953f7c0fc8865f4cca73c11d2ee84e7f66b44ab8216

General

Target

b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
Size

1.6MB
MD5

0fdfe42750d9a51d9f3007ae5153fac6
SHA1

74ecf809721f871ec47187716a55101ca2c7e51a
SHA256

b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93
SHA512

fe24ea45c03c97752930d8892fc1f83e197b6d5fc1026b717220cf4fd088b69a5079d1e2d3780d8c6691e251cb097675f9554e548fc4c0fd8ed8bf8c9ca32689
SSDEEP

49152:KksJ9boYkPQjKjfJQlunr1aJim51hdEDer/W9eBgA:k98AKbfr1aJP1EarxBg

Score

10^/10

rhadamanthys vidar ba1fc89d9f7df84dadf34886aabb246c collection spyware stealer

Malware Config

Extracted

Family

vidar

Version

3.1

Botnet

ba1fc89d9f7df84dadf34886aabb246c

C2

https://t.me/owned001

http://65.109.236.2:80

https://t.me/tabootalks

https://steamcommunity.com/profiles/76561199472266392

http://135.181.26.183:80

Attributes

profile_id_v2
ba1fc89d9f7df84dadf34886aabb246c
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1784-154-0x0000000001140000-0x000000000115C000-memory.dmp	family_rhadamanthys
behavioral2/memory/1784-155-0x0000000001140000-0x000000000115C000-memory.dmp	family_rhadamanthys
behavioral2/memory/1784-157-0x0000000001140000-0x000000000115C000-memory.dmp	family_rhadamanthys
behavioral2/memory/1784-163-0x0000000001140000-0x000000000115C000-memory.dmp	family_rhadamanthys

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe

description pid process target process

PID 2836 created 2752 2836 b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe taskhostw.exe
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Loads dropped DLL 3 IoCs

Processes:

b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exefontview.exe

pid process

2836 b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
3804 fontview.exe
3804 fontview.exe
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

description	pid	process	target process
PID 2836 created 2752	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	taskhostw.exe

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

Processes:

dllhost.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 1 IoCs

Processes:

b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe

description	pid	process	target process
PID 2836 set thread context of 1784	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	ngentask.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4664 3804 WerFault.exe fontview.exe

pid	pid_target	process	target process
4664	3804	WerFault.exe	fontview.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

dllhost.exefontview.exe

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
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	fontview.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	fontview.exe

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exengentask.exedllhost.exefontview.exe

pid	process
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
1784	ngentask.exe
1784	ngentask.exe
1520	dllhost.exe
1520	dllhost.exe
1520	dllhost.exe
1520	dllhost.exe
3804	fontview.exe
3804	fontview.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exengentask.exe

description	pid	process	target process
PID 2836 wrote to memory of 1784	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	ngentask.exe
PID 2836 wrote to memory of 1784	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	ngentask.exe
PID 2836 wrote to memory of 1784	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	ngentask.exe
PID 2836 wrote to memory of 1784	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	ngentask.exe
PID 2836 wrote to memory of 1784	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	ngentask.exe
PID 2836 wrote to memory of 3804	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	fontview.exe
PID 2836 wrote to memory of 3804	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	fontview.exe
PID 2836 wrote to memory of 3804	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	fontview.exe
PID 2836 wrote to memory of 3804	2836	b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe	fontview.exe
PID 1784 wrote to memory of 1520	1784	ngentask.exe	dllhost.exe
PID 1784 wrote to memory of 1520	1784	ngentask.exe	dllhost.exe
PID 1784 wrote to memory of 1520	1784	ngentask.exe	dllhost.exe
PID 1784 wrote to memory of 1520	1784	ngentask.exe	dllhost.exe

outlook_office_path 1 IoCs

Processes:

dllhost.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

Processes:

dllhost.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2752

C:\Windows\SysWOW64\fontview.exe
"C:\Windows\SYSWOW64\fontview.exe"
2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3804 -s 1900
3⤵
- Program crash
PID:4664

C:\Users\Admin\AppData\Local\Temp\b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe
"C:\Users\Admin\AppData\Local\Temp\b80c6077ed4c9814a995b866297e0e522c9d23917370767ff05e951ca9412e93.exe"
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2836

C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1784

C:\Windows\system32\dllhost.exe
"C:\Windows\system32\dllhost.exe"
3⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:1520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3804 -ip 3804
1⤵
PID:1192

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
C:\Users\Admin\AppData\Local\Temp\240552125.dll
Filesize
566KB

MD5
8e084634f942776f71c350a5545fe39f

SHA1
f245590544ddbfdd97691383fef1b1056d89f28a

SHA256
ee83bc569b8fd831c17845778042ffef7f4a96f9fa54a28ab8517ff2954a1517

SHA512
80e7350c1749923017bbcf08545ccea3ef78926557047a034aa99916851226c1c959bba74920cf3640abe124c0052cf0736662b5eabdbbeb91236602a20f13f0

Download Submit
memory/1520-160-0x000002039B0D0000-0x000002039B0D7000-memory.dmp

Filesize
28KB

Download
memory/1520-236-0x00007FF4944F0000-0x00007FF4945EA000-memory.dmp

Filesize
1000KB

Download
memory/1520-166-0x00007FF4944F0000-0x00007FF4945EA000-memory.dmp

Filesize
1000KB

Download
memory/1520-165-0x00007FF4944F0000-0x00007FF4945EA000-memory.dmp

Filesize
1000KB

Download
memory/1520-164-0x00007FF4944F0000-0x00007FF4945EA000-memory.dmp

Filesize
1000KB

Download
memory/1520-162-0x00007FF4944F0000-0x00007FF4945EA000-memory.dmp

Filesize
1000KB

Download
memory/1520-161-0x00007FF4944F0000-0x00007FF4945EA000-memory.dmp

Filesize
1000KB

Download
memory/1520-158-0x000002039ADC0000-0x000002039ADC1000-memory.dmp

Filesize
4KB

Download
memory/1784-154-0x0000000001140000-0x000000000115C000-memory.dmp

Filesize
112KB

Download
memory/1784-136-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1784-157-0x0000000001140000-0x000000000115C000-memory.dmp

Filesize
112KB

Download
memory/1784-156-0x0000000001160000-0x000000000117A000-memory.dmp

Filesize
104KB

Download
memory/1784-163-0x0000000001140000-0x000000000115C000-memory.dmp

Filesize
112KB

Download
memory/1784-155-0x0000000001140000-0x000000000115C000-memory.dmp

Filesize
112KB

Download
memory/1784-134-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/1784-159-0x0000000001190000-0x0000000001192000-memory.dmp

Filesize
8KB

Download
memory/1784-137-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2836-133-0x000000000CBB0000-0x000000000CE44000-memory.dmp

Filesize
2.6MB

Download
memory/3804-167-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/3804-142-0x0000000000120000-0x000000000018D000-memory.dmp

Filesize
436KB

Download
memory/3804-235-0x0000000000120000-0x000000000018D000-memory.dmp

Filesize
436KB

Download
memory/3804-237-0x0000000000120000-0x000000000018D000-memory.dmp

Filesize
436KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads