rhadamanthys | ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800

General

Target

ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe
Size

1.9MB
MD5

dec2afbe8895a0956428a542661f83ab
SHA1

3117c05aff94de1454cc2875dbfb788482e9187c
SHA256

ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800
SHA512

38f376818c20773cc5aff7c985633482b8fd602d0007eb5ffd30804b824dd7667d9274f3fd632b045c4ebaf378afdf582c26ddb55ceb5b5afc3c9ac54a3d2658
SSDEEP

24576:SFEVVlT/r1HK5dd1NUGGwsKZmd2RWtc6fOhS+CwCcc9mgQfvHJs9RJ:Dj1cmN6R25+EpJv

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 3 IoCs

resource	yara_rule
behavioral1/memory/4888-172-0x00000000015A0000-0x00000000015BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/4888-174-0x00000000015A0000-0x00000000015BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/4888-177-0x00000000015A0000-0x00000000015BC000-memory.dmp	family_rhadamanthys

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
4888	RegAsm.exe
4888	RegAsm.exe
4888	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3880 set thread context of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 5 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_DADY&PROD_HARDDISK\4&215468A5&0&000000	RegAsm.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\HardwareID	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	RegAsm.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	RegAsm.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4368	powershell.exe
4368	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4368	powershell.exe
Token: SeDebugPrivilege	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe
Token: SeShutdownPrivilege	4888	RegAsm.exe
Token: SeCreatePagefilePrivilege	4888	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3880 wrote to memory of 4368	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	86
PID 3880 wrote to memory of 4368	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	86
PID 3880 wrote to memory of 4368	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	86
PID 3880 wrote to memory of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94
PID 3880 wrote to memory of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94
PID 3880 wrote to memory of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94
PID 3880 wrote to memory of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94
PID 3880 wrote to memory of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94
PID 3880 wrote to memory of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94
PID 3880 wrote to memory of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94
PID 3880 wrote to memory of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94
PID 3880 wrote to memory of 4888	3880	ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe	94

C:\Users\Admin\AppData\Local\Temp\ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe
"C:\Users\Admin\AppData\Local\Temp\ca365b3c66fc9ba02f6cc379ada50016e7ad2e5f7476f1370fead234520e0800.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3880
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4368
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Checks SCSI registry key(s)
  - Suspicious use of AdjustPrivilegeToken
  PID:4888

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_adshyl4b.o13.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3880-133-0x0000000000480000-0x0000000000672000-memory.dmp

Filesize
1.9MB

Download
memory/3880-134-0x0000000005390000-0x00000000053B2000-memory.dmp

Filesize
136KB

Download
memory/3880-135-0x0000000005150000-0x0000000005160000-memory.dmp

Filesize
64KB

Download
memory/3880-163-0x0000000006CA0000-0x0000000007244000-memory.dmp

Filesize
5.6MB

Download
memory/3880-162-0x0000000006650000-0x00000000066E2000-memory.dmp

Filesize
584KB

Download
memory/3880-155-0x0000000005150000-0x0000000005160000-memory.dmp

Filesize
64KB

Download
memory/4368-140-0x0000000005E80000-0x0000000005EE6000-memory.dmp

Filesize
408KB

Download
memory/4368-137-0x0000000005760000-0x0000000005D88000-memory.dmp

Filesize
6.2MB

Download
memory/4368-146-0x0000000005FF0000-0x0000000006056000-memory.dmp

Filesize
408KB

Download
memory/4368-151-0x0000000006710000-0x000000000672E000-memory.dmp

Filesize
120KB

Download
memory/4368-152-0x0000000007D30000-0x00000000083AA000-memory.dmp

Filesize
6.5MB

Download
memory/4368-153-0x0000000006B90000-0x0000000006BAA000-memory.dmp

Filesize
104KB

Download
memory/4368-154-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/4368-138-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/4368-156-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/4368-157-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/4368-158-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/4368-139-0x0000000005120000-0x0000000005130000-memory.dmp

Filesize
64KB

Download
memory/4368-136-0x0000000004FA0000-0x0000000004FD6000-memory.dmp

Filesize
216KB

Download
memory/4888-164-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4888-166-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4888-167-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4888-169-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4888-170-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4888-172-0x00000000015A0000-0x00000000015BC000-memory.dmp

Filesize
112KB

Download
memory/4888-173-0x0000000001420000-0x0000000001422000-memory.dmp

Filesize
8KB

Download
memory/4888-174-0x00000000015A0000-0x00000000015BC000-memory.dmp

Filesize
112KB

Download
memory/4888-176-0x0000000001420000-0x0000000001423000-memory.dmp

Filesize
12KB

Download
memory/4888-177-0x00000000015A0000-0x00000000015BC000-memory.dmp

Filesize
112KB

Download
memory/4888-178-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads