rhadamanthys | 99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c

General

Target

99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe
Size

342KB
MD5

1f891e564214e00de244d744be5d0efd
SHA1

3239c3d31b194db2bb61dcc5787dcaeac7241465
SHA256

99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c
SHA512

32de3fdaeace59f75f15e3ff8da1807272e38319d0856da1a98b437797c0d39e5221056752a60717c2bb9b53ffe9c988196e55f466a93dc3015a0e3ee3dab9f7
SSDEEP

3072:4QPQBoetAz5z/CtBr87vvCaVAUAjx8KTKJETrY5qFdMDYtmQPpoPDa5Bd4IfTIZB:5des5z6tB06Px8BtAtVpwTZB

Score

10^/10

rhadamanthys collection stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4104-138-0x0000000002E10000-0x0000000002E2C000-memory.dmp	family_rhadamanthys
behavioral1/memory/4104-140-0x0000000002E10000-0x0000000002E2C000-memory.dmp	family_rhadamanthys
behavioral1/memory/4104-143-0x0000000002E10000-0x0000000002E2C000-memory.dmp	family_rhadamanthys
behavioral1/memory/4104-151-0x0000000002E10000-0x0000000002E2C000-memory.dmp	family_rhadamanthys

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

Processes:

dllhost.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\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
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

Processes:

99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe

pid	process
4104	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe
4104	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe
4104	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3972 4104 WerFault.exe 99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe

pid	pid_target	process	target process
3972	4104	WerFault.exe	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

dllhost.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

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exedllhost.exe

pid	process
4104	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe
4104	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe
3960	dllhost.exe
3960	dllhost.exe
3960	dllhost.exe
3960	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe

description	pid	process	target process
PID 4104 wrote to memory of 3960	4104	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe	dllhost.exe
PID 4104 wrote to memory of 3960	4104	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe	dllhost.exe
PID 4104 wrote to memory of 3960	4104	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe	dllhost.exe
PID 4104 wrote to memory of 3960	4104	99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe	dllhost.exe

outlook_office_path 1 IoCs

Processes:

dllhost.exe

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

Processes:

dllhost.exe

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

C:\Users\Admin\AppData\Local\Temp\99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe
"C:\Users\Admin\AppData\Local\Temp\99a9de7fff6ab1dfbdba48c1b34ec8ae76d026fd8537e61d82272f0f41a9fc0c.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4104

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:3960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 636
2⤵
- Program crash
PID:3972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4104 -ip 4104
1⤵
PID:4916

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/3960-146-0x0000022D65150000-0x0000022D65157000-memory.dmp

Filesize
28KB

Download
memory/3960-154-0x00007FF42A090000-0x00007FF42A18A000-memory.dmp

Filesize
1000KB

Download
memory/3960-153-0x00007FF42A090000-0x00007FF42A18A000-memory.dmp

Filesize
1000KB

Download
memory/3960-152-0x00007FF42A090000-0x00007FF42A18A000-memory.dmp

Filesize
1000KB

Download
memory/3960-150-0x00007FF42A090000-0x00007FF42A18A000-memory.dmp

Filesize
1000KB

Download
memory/3960-148-0x00007FF42A090000-0x00007FF42A18A000-memory.dmp

Filesize
1000KB

Download
memory/3960-147-0x00007FF42A090000-0x00007FF42A18A000-memory.dmp

Filesize
1000KB

Download
memory/3960-144-0x0000022D65030000-0x0000022D65031000-memory.dmp

Filesize
4KB

Download
memory/4104-141-0x00000000047D0000-0x00000000047EA000-memory.dmp

Filesize
104KB

Download
memory/4104-145-0x00000000047D0000-0x00000000047EA000-memory.dmp

Filesize
104KB

Download
memory/4104-143-0x0000000002E10000-0x0000000002E2C000-memory.dmp

Filesize
112KB

Download
memory/4104-142-0x00000000047D0000-0x00000000047EA000-memory.dmp

Filesize
104KB

Download
memory/4104-134-0x0000000002DE0000-0x0000000002E0E000-memory.dmp

Filesize
184KB

Download
memory/4104-149-0x0000000000400000-0x0000000002B83000-memory.dmp

Filesize
39.5MB

Download
memory/4104-151-0x0000000002E10000-0x0000000002E2C000-memory.dmp

Filesize
112KB

Download
memory/4104-140-0x0000000002E10000-0x0000000002E2C000-memory.dmp

Filesize
112KB

Download
memory/4104-138-0x0000000002E10000-0x0000000002E2C000-memory.dmp

Filesize
112KB

Download
memory/4104-135-0x0000000000400000-0x0000000002B83000-memory.dmp

Filesize
39.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads