rhadamanthys | b0475c86a0677c43ccc49de3ad6cfba66b6eb79968b162f8e7ca95f0e57def07

General

Target

Start.exe
Size

678KB
MD5

fd57b4457b9c453bf563559c53b9071b
SHA1

08eb3a76af5c337b73f50efe5a27c43b68edce88
SHA256

995bf2a06730050f99f6e5ff53d641e1e98f022e7d7c376d91d65959aa79a70e
SHA512

ba9518440625fef53101440c976951b5c8e2b07f946a975da77b8a7ab2cbfc795cd20a264f61ff1fc4a7c0b77ea9b75ed8a9c9e69b9d22ae65d10163a510c5a7
SSDEEP

12288:PoZ5cyP2UluWW7hvraWyE/7bQGLnkQzeD6lHCMfm7HUb3s9a40:PoHhP2YW7hzak7bQ8HCM+4QI40

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Extracted

Family

rhadamanthys

C2

https://154.216.18.122:2013/fb9e53a2cacd52/o1vqrk0b.8e15q

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 744 created 2640	744	Start.exe	44

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4868	744	WerFault.exe	91
1472	744	WerFault.exe	91

System Location Discovery: System Language Discovery 1 TTPs 3 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	openwith.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Start.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Start.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
744	Start.exe
744	Start.exe
3360	openwith.exe
3360	openwith.exe
3360	openwith.exe
3360	openwith.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3916 wrote to memory of 744	3916	Start.exe	91
PID 3916 wrote to memory of 744	3916	Start.exe	91
PID 3916 wrote to memory of 744	3916	Start.exe	91
PID 3916 wrote to memory of 744	3916	Start.exe	91
PID 3916 wrote to memory of 744	3916	Start.exe	91
PID 744 wrote to memory of 3360	744	Start.exe	92
PID 744 wrote to memory of 3360	744	Start.exe	92
PID 744 wrote to memory of 3360	744	Start.exe	92
PID 744 wrote to memory of 3360	744	Start.exe	92
PID 744 wrote to memory of 3360	744	Start.exe	92

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2640
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3360

C:\Users\Admin\AppData\Local\Temp\Start.exe
"C:\Users\Admin\AppData\Local\Temp\Start.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3916
- C:\Users\Admin\AppData\Local\Temp\Start.exe
  "C:\Users\Admin\AppData\Local\Temp\Start.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:744
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 744 -s 440
    3⤵
    - Program crash
    PID:4868
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 744 -s 436
    3⤵
    - Program crash
    PID:1472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 744 -ip 744
1⤵
PID:3016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 744 -ip 744
1⤵
PID:4460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/744-11-0x0000000001170000-0x00000000011EE000-memory.dmp

Filesize
504KB

Download
memory/744-18-0x0000000003F80000-0x0000000004380000-memory.dmp

Filesize
4.0MB

Download
memory/744-8-0x0000000001170000-0x00000000011EE000-memory.dmp

Filesize
504KB

Download
memory/744-34-0x0000000003F80000-0x0000000004380000-memory.dmp

Filesize
4.0MB

Download
memory/744-24-0x0000000075B10000-0x0000000075D25000-memory.dmp

Filesize
2.1MB

Download
memory/744-22-0x0000000003F80000-0x0000000004380000-memory.dmp

Filesize
4.0MB

Download
memory/744-20-0x0000000003F80000-0x0000000004380000-memory.dmp

Filesize
4.0MB

Download
memory/744-12-0x0000000001170000-0x00000000011EE000-memory.dmp

Filesize
504KB

Download
memory/744-17-0x0000000001170000-0x00000000011EE000-memory.dmp

Filesize
504KB

Download
memory/744-21-0x00007FF965E30000-0x00007FF966025000-memory.dmp

Filesize
2.0MB

Download
memory/744-19-0x0000000003F80000-0x0000000004380000-memory.dmp

Filesize
4.0MB

Download
memory/3360-28-0x0000000002E30000-0x0000000003230000-memory.dmp

Filesize
4.0MB

Download
memory/3360-31-0x0000000075B10000-0x0000000075D25000-memory.dmp

Filesize
2.1MB

Download
memory/3360-27-0x0000000002E30000-0x0000000003230000-memory.dmp

Filesize
4.0MB

Download
memory/3360-33-0x0000000002E30000-0x0000000003230000-memory.dmp

Filesize
4.0MB

Download
memory/3360-29-0x00007FF965E30000-0x00007FF966025000-memory.dmp

Filesize
2.0MB

Download
memory/3360-32-0x0000000002E30000-0x0000000003230000-memory.dmp

Filesize
4.0MB

Download
memory/3360-25-0x0000000000FD0000-0x0000000000FD9000-memory.dmp

Filesize
36KB

Download
memory/3916-15-0x00000000102CD000-0x00000000102E5000-memory.dmp

Filesize
96KB

Download
memory/3916-9-0x0000000010000000-0x00000000102E5000-memory.dmp

Filesize
2.9MB

Download
memory/3916-10-0x0000000010000000-0x00000000102E5000-memory.dmp

Filesize
2.9MB

Download
memory/3916-2-0x0000000010000000-0x00000000102E5000-memory.dmp

Filesize
2.9MB

Download
memory/3916-5-0x0000000010000000-0x00000000102E5000-memory.dmp

Filesize
2.9MB

Download
memory/3916-14-0x00000000102CA000-0x00000000102E5000-memory.dmp

Filesize
108KB

Download
memory/3916-0-0x0000000010000000-0x00000000102E5000-memory.dmp

Filesize
2.9MB

Download
memory/3916-13-0x000000001029E000-0x00000000102C9000-memory.dmp

Filesize
172KB

Download
memory/3916-1-0x0000000010037000-0x0000000010056000-memory.dmp

Filesize
124KB

Download
memory/3916-7-0x0000000010000000-0x00000000102E5000-memory.dmp

Filesize
2.9MB

Download
memory/3916-4-0x0000000010000000-0x00000000102E5000-memory.dmp

Filesize
2.9MB

Download
memory/3916-16-0x0000000010299000-0x00000000102C9000-memory.dmp

Filesize
192KB

Download

Analysis

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