rhadamanthys | fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911

General

Target

fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe
Size

3.5MB
MD5

5af966f4b657d5d3e5d4576ffac696a2
SHA1

f4ec36d2be5a7dea6f4fbbbcd16151d77facf9e7
SHA256

fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911
SHA512

53bd09ee37297632f1d3e3bf0cd32e899a2e87287a418f6d08012ff61acab8c927db201e0fb5656195337439bd7bc1c69c747574326215f211ba688e47ce6d14
SSDEEP

49152:Ek6ufMjhnCBj5I+IOTAwj6E9vOzf6Y7Xrl8d:EkRfMN+Jibl8d

Score

10^/10

rhadamanthys discovery persistence stealer

Malware Config

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

csc.exe

description	pid	Process	procid_target
PID 4184 created 2088	4184	csc.exe	50

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FortiClientRemoval = "C:\\Users\\Admin\\Pictures\\FortiClient\\FortiClientRemoval.exeȀ"	fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe

description	pid	Process	procid_target
PID 2996 set thread context of 4184	2996	fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe	102

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:

fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.execsc.exeopenwith.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

csc.exeopenwith.exe

pid	Process
4184	csc.exe
4184	csc.exe
2804	openwith.exe
2804	openwith.exe
2804	openwith.exe
2804	openwith.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.execsc.exe

description	pid	Process	procid_target
PID 2996 wrote to memory of 4184	2996	fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe	102
PID 2996 wrote to memory of 4184	2996	fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe	102
PID 2996 wrote to memory of 4184	2996	fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe	102
PID 2996 wrote to memory of 4184	2996	fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe	102
PID 2996 wrote to memory of 4184	2996	fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe	102
PID 4184 wrote to memory of 2804	4184	csc.exe	103
PID 4184 wrote to memory of 2804	4184	csc.exe	103
PID 4184 wrote to memory of 2804	4184	csc.exe	103
PID 4184 wrote to memory of 2804	4184	csc.exe	103
PID 4184 wrote to memory of 2804	4184	csc.exe	103

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2088
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2804

C:\Users\Admin\AppData\Local\Temp\fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe
"C:\Users\Admin\AppData\Local\Temp\fd65a36e69c42ab79d3511669560c83de0aad638a178029363aff56afe144911.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2996
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4184

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4656,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=4548 /prefetch:8
1⤵
PID:1424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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/2804-29-0x0000000002210000-0x0000000002610000-memory.dmp

Filesize
4.0MB

Download
memory/2804-23-0x0000000002210000-0x0000000002610000-memory.dmp

Filesize
4.0MB

Download
memory/2804-26-0x0000000075960000-0x0000000075B75000-memory.dmp

Filesize
2.1MB

Download
memory/2804-18-0x00000000004D0000-0x00000000004D9000-memory.dmp

Filesize
36KB

Download
memory/2804-27-0x00000000004D0000-0x00000000004D9000-memory.dmp

Filesize
36KB

Download
memory/2804-24-0x00007FF965F30000-0x00007FF966125000-memory.dmp

Filesize
2.0MB

Download
memory/2804-22-0x0000000002210000-0x0000000002610000-memory.dmp

Filesize
4.0MB

Download
memory/2996-3-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/2996-1-0x0000000000407000-0x0000000000421000-memory.dmp

Filesize
104KB

Download
memory/2996-6-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/2996-30-0x0000000000407000-0x0000000000421000-memory.dmp

Filesize
104KB

Download
memory/2996-2-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/2996-0-0x0000000000400000-0x00000000007B5000-memory.dmp

Filesize
3.7MB

Download
memory/4184-7-0x0000000073C5E000-0x0000000073C5F000-memory.dmp

Filesize
4KB

Download
memory/4184-15-0x00007FF965F30000-0x00007FF966125000-memory.dmp

Filesize
2.0MB

Download
memory/4184-17-0x0000000075960000-0x0000000075B75000-memory.dmp

Filesize
2.1MB

Download
memory/4184-21-0x0000000073C50000-0x0000000074400000-memory.dmp

Filesize
7.7MB

Download
memory/4184-14-0x00000000052C0000-0x00000000056C0000-memory.dmp

Filesize
4.0MB

Download
memory/4184-12-0x00000000052C0000-0x00000000056C0000-memory.dmp

Filesize
4.0MB

Download
memory/4184-11-0x00000000027C0000-0x00000000027D0000-memory.dmp

Filesize
64KB

Download
memory/4184-28-0x0000000073C50000-0x0000000074400000-memory.dmp

Filesize
7.7MB

Download
memory/4184-10-0x0000000002720000-0x0000000002728000-memory.dmp

Filesize
32KB

Download
memory/4184-9-0x0000000073C50000-0x0000000074400000-memory.dmp

Filesize
7.7MB

Download
memory/4184-8-0x0000000004F90000-0x0000000005022000-memory.dmp

Filesize
584KB

Download
memory/4184-13-0x0000000073C50000-0x0000000074400000-memory.dmp

Filesize
7.7MB

Download
memory/4184-4-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads