rhadamanthys | c10b5ee78d7ca90b5c21f72c945312419ea69ea77e29b7bec668fcc81a3fbd14

General

Target

setup.exe
Size

656KB
MD5

858e4999365508f9f4b31e6f57830776
SHA1

e438f9977e8bf397b0acf3ec29e2e687a6175579
SHA256

c10b5ee78d7ca90b5c21f72c945312419ea69ea77e29b7bec668fcc81a3fbd14
SHA512

31ad09c4151948fbee6949327a3ef7e2e42584fdaf3b7bf94d253a96ecdd1ba01feed86098f3d1613166afb5c36507405300d4bae59796beb71e9b83f8e17221
SSDEEP

12288:GkBfu9pYUBK+1T+W2UqHyyHGLOfrUDsK8EV4QWzcRukpk9Jcmlr7v:GkA9p7s+1T++qH1DrUlV+6KLr7v

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Extracted

Family

rhadamanthys

C2

https://135.181.4.162:2423/97e9fc994198e76/rt8egk5u.wu267

Signatures

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

Processes:

setup.exe

description pid process target process

PID 208 created 2940 208 setup.exe sihost.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

setup.exe

description pid process target process

PID 2128 set thread context of 208 2128 setup.exe setup.exe
Program crash 3 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exe

pid pid_target process target process

3608 2128 WerFault.exe setup.exe
3444 208 WerFault.exe setup.exe
4200 208 WerFault.exe setup.exe

description	pid	process	target process
PID 208 created 2940	208	setup.exe	sihost.exe

description	pid	process	target process
PID 2128 set thread context of 208	2128	setup.exe	setup.exe

pid	pid_target	process	target process
3608	2128	WerFault.exe	setup.exe
3444	208	WerFault.exe	setup.exe
4200	208	WerFault.exe	setup.exe

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

Processes:

setup.exesetup.exeopenwith.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

setup.exeopenwith.exe

pid process

208 setup.exe
208 setup.exe
928 openwith.exe
928 openwith.exe
928 openwith.exe
928 openwith.exe

pid	process
208	setup.exe
208	setup.exe
928	openwith.exe
928	openwith.exe
928	openwith.exe
928	openwith.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

setup.exesetup.exe

description	pid	process	target process
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 2128 wrote to memory of 208	2128	setup.exe	setup.exe
PID 208 wrote to memory of 928	208	setup.exe	openwith.exe
PID 208 wrote to memory of 928	208	setup.exe	openwith.exe
PID 208 wrote to memory of 928	208	setup.exe	openwith.exe
PID 208 wrote to memory of 928	208	setup.exe	openwith.exe
PID 208 wrote to memory of 928	208	setup.exe	openwith.exe

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2940
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:928

C:\Users\Admin\AppData\Local\Temp\setup.exe
"C:\Users\Admin\AppData\Local\Temp\setup.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\Temp\setup.exe
  "C:\Users\Admin\AppData\Local\Temp\setup.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 628
    3⤵
    - Program crash
    PID:3444
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 620
    3⤵
    - Program crash
    PID:4200
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 628
  2⤵
  - Program crash
  PID:3608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2128 -ip 2128
1⤵
PID:3088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 208 -ip 208
1⤵
PID:1156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 208 -ip 208
1⤵
PID:2356

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/208-7-0x00007FFB79BB0000-0x00007FFB79DA5000-memory.dmp

Filesize
2.0MB

Download
memory/208-9-0x0000000075BD0000-0x0000000075DE5000-memory.dmp

Filesize
2.1MB

Download
memory/208-3-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/208-2-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/208-4-0x0000000000500000-0x00000000005A6000-memory.dmp

Filesize
664KB

Download
memory/208-5-0x0000000003E60000-0x0000000004260000-memory.dmp

Filesize
4.0MB

Download
memory/208-1-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/208-6-0x0000000003E60000-0x0000000004260000-memory.dmp

Filesize
4.0MB

Download
memory/928-10-0x0000000000EF0000-0x0000000000EF9000-memory.dmp

Filesize
36KB

Download
memory/928-12-0x0000000002AB0000-0x0000000002EB0000-memory.dmp

Filesize
4.0MB

Download
memory/928-15-0x0000000002AB0000-0x0000000002EB0000-memory.dmp

Filesize
4.0MB

Download
memory/928-16-0x0000000075BD0000-0x0000000075DE5000-memory.dmp

Filesize
2.1MB

Download
memory/928-13-0x00007FFB79BB0000-0x00007FFB79DA5000-memory.dmp

Filesize
2.0MB

Download
memory/928-17-0x0000000002AB0000-0x0000000002EB0000-memory.dmp

Filesize
4.0MB

Download
memory/2128-0-0x000000000059C000-0x000000000059D000-memory.dmp

Filesize
4KB

Download

Analysis

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