rhadamanthys | d014f4a31cd1f2627fb32fcc475524e3e8d21e9ece6da99b6b2390ccbdfffb2a

Resubmissions

27-11-2024 10:03

241127-l3ek9aypas 10

18-07-2023 09:02

230718-kzhm3aaa5y 10

Analysis

max time kernel
30s
max time network
18s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2024 10:03

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General

Target

unpack_rhadamanthys.exe
Size

452KB
MD5

ebb380831920a1bcc24417fe110b68ee
SHA1

ede3b70c25a2607e002085c12690e1b083b836af
SHA256

d014f4a31cd1f2627fb32fcc475524e3e8d21e9ece6da99b6b2390ccbdfffb2a
SHA512

3e5e66e2ac3be257eddb843aae9f7dc868834332aeb9028da024ca88cdc0639fa734a7b4718a381c143feb2489168e0b0098664b04675173f6ab10b5ac1b61af
SSDEEP

6144:qlE8DIpjK28t4sL4glp3z/pSZ+pDKpf9EkQbKxVK+PXItNOapG8RuzRiRh3ZcZ:SEpj7sLTv/cgu4VGn6OaM+ucjo

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1588-1-0x0000000002580000-0x0000000002980000-memory.dmp	family_rhadamanthys
behavioral1/memory/1588-2-0x0000000002580000-0x0000000002980000-memory.dmp	family_rhadamanthys
behavioral1/memory/1588-3-0x0000000002580000-0x0000000002980000-memory.dmp	family_rhadamanthys
behavioral1/memory/1588-4-0x0000000002580000-0x0000000002980000-memory.dmp	family_rhadamanthys

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

unpack_rhadamanthys.exe

description	pid	Process	procid_target
PID 1588 created 3584	1588	unpack_rhadamanthys.exe	56

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

unpack_rhadamanthys.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	unpack_rhadamanthys.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

unpack_rhadamanthys.exe

pid	Process
1588	unpack_rhadamanthys.exe
1588	unpack_rhadamanthys.exe
1588	unpack_rhadamanthys.exe
1588	unpack_rhadamanthys.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

unpack_rhadamanthys.exe

description	pid	Process	procid_target
PID 1588 wrote to memory of 3980	1588	unpack_rhadamanthys.exe	86
PID 1588 wrote to memory of 3980	1588	unpack_rhadamanthys.exe	86
PID 1588 wrote to memory of 3980	1588	unpack_rhadamanthys.exe	86
PID 1588 wrote to memory of 3980	1588	unpack_rhadamanthys.exe	86

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3584
- C:\Users\Admin\AppData\Local\Temp\unpack_rhadamanthys.exe
  "C:\Users\Admin\AppData\Local\Temp\unpack_rhadamanthys.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1588
- C:\Windows\system32\certreq.exe
  "C:\Windows\system32\certreq.exe"
  2⤵
  PID:3980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1588-0-0x0000000000640000-0x0000000000647000-memory.dmp

Filesize
28KB

Download
memory/1588-1-0x0000000002580000-0x0000000002980000-memory.dmp

Filesize
4.0MB

Download
memory/1588-2-0x0000000002580000-0x0000000002980000-memory.dmp

Filesize
4.0MB

Download
memory/1588-3-0x0000000002580000-0x0000000002980000-memory.dmp

Filesize
4.0MB

Download
memory/1588-4-0x0000000002580000-0x0000000002980000-memory.dmp

Filesize
4.0MB

Download
memory/1588-6-0x00000000031E0000-0x0000000003216000-memory.dmp

Filesize
216KB

Download
memory/3980-5-0x00000193EB830000-0x00000193EB833000-memory.dmp

Filesize
12KB

Download