rhadamanthys | 0f5978c1e5026feea6e28485ceb99b48105d73a77517faf40c1e57d638a5cdd4

Analysis

max time kernel
79s
max time network
83s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
02-09-2024 15:31

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General

Target

rhjryjyj.exe
Size

467KB
MD5

ab2d2914e268ac8754e408bdd6c109cd
SHA1

936a1529158b699ebfaf97e937f17936d321920c
SHA256

0f5978c1e5026feea6e28485ceb99b48105d73a77517faf40c1e57d638a5cdd4
SHA512

c421cb6c41640e1866b891c941151903ad51e04a437b6d90faa6c732f2e98ef4172631453f9a60dcd8c0e4ffd39ec8c13277961c06a4119b10aff91037318fcf
SSDEEP

12288:B67J/HG/VFbEB46/qW7MzwwQsWWejzl1OplmA39:B69tlCWM8wQsWW2FA39

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Extracted

Family

rhadamanthys

https://45.159.188.37:443/44194499adc4d2b753ee/gcj8ajmp.qnu3f

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 4920 created 2840	4920	rhjryjyj.exe	49

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4648	4920	WerFault.exe	74

System Location Discovery: System Language Discovery 1 TTPs 2 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

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

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4920	rhjryjyj.exe
4920	rhjryjyj.exe
3920	openwith.exe
3920	openwith.exe
3920	openwith.exe
3920	openwith.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 3920	4920	rhjryjyj.exe	75
PID 4920 wrote to memory of 3920	4920	rhjryjyj.exe	75
PID 4920 wrote to memory of 3920	4920	rhjryjyj.exe	75
PID 4920 wrote to memory of 3920	4920	rhjryjyj.exe	75
PID 4920 wrote to memory of 3920	4920	rhjryjyj.exe	75

c:\windows\system32\sihost.exe
sihost.exe
1⤵
PID:2840
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3920

C:\Users\Admin\AppData\Local\Temp\rhjryjyj.exe
"C:\Users\Admin\AppData\Local\Temp\rhjryjyj.exe"
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4920
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 520
  2⤵
  - Program crash
  PID:4648

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/3920-18-0x00007FFA578E1000-0x00007FFA579EF000-memory.dmp

Filesize
1.1MB

Download
memory/3920-17-0x0000000004790000-0x0000000004B90000-memory.dmp

Filesize
4.0MB

Download
memory/3920-10-0x0000000000930000-0x0000000000939000-memory.dmp

Filesize
36KB

Download
memory/3920-13-0x0000000004790000-0x0000000004B90000-memory.dmp

Filesize
4.0MB

Download
memory/3920-14-0x00007FFA578E0000-0x00007FFA57ABB000-memory.dmp

Filesize
1.9MB

Download
memory/3920-16-0x0000000074C50000-0x0000000074E12000-memory.dmp

Filesize
1.8MB

Download
memory/3920-12-0x0000000004790000-0x0000000004B90000-memory.dmp

Filesize
4.0MB

Download
memory/3920-23-0x0000000004790000-0x0000000004B90000-memory.dmp

Filesize
4.0MB

Download
memory/4920-3-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4920-9-0x0000000074C50000-0x0000000074E12000-memory.dmp

Filesize
1.8MB

Download
memory/4920-19-0x00000000004D0000-0x00000000005D0000-memory.dmp

Filesize
1024KB

Download
memory/4920-7-0x00007FFA578E0000-0x00007FFA57ABB000-memory.dmp

Filesize
1.9MB

Download
memory/4920-1-0x00000000004D0000-0x00000000005D0000-memory.dmp

Filesize
1024KB

Download
memory/4920-2-0x00000000005E0000-0x000000000064B000-memory.dmp

Filesize
428KB

Download
memory/4920-22-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4920-21-0x00000000005E0000-0x000000000064B000-memory.dmp

Filesize
428KB

Download
memory/4920-6-0x0000000003300000-0x0000000003700000-memory.dmp

Filesize
4.0MB

Download
memory/4920-5-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4920-4-0x0000000003300000-0x0000000003700000-memory.dmp

Filesize
4.0MB

Download