rhadamanthys | 8ac559a555f8317bc1e8953c071d38a63f17929b54a0bc5589426073627c66da

General

Target

TSWY.ps1
Size

7.1MB
MD5

560024efca8e5730dc4decf2e2c252db
SHA1

fe75921d34550955cd1ca4eb2d4cb8a7d22f6183
SHA256

8ac559a555f8317bc1e8953c071d38a63f17929b54a0bc5589426073627c66da
SHA512

fbc0b2df78dc970140196313b2d81942bca57019e3cf51030d4327c91aa5743f9f3a90792b2c0f7332a492bdb508465e8a85f970688954a7aff1462eb1e1e924
SSDEEP

24576:yzGnCpwGXbfNGnsira1gtnWwTf3d0jVT491534miKB8n0x0JmIt5qan7ikN+ei49:W

Score

10^/10

rhadamanthys discovery execution stealer

Malware Config

Signatures

Detects Rhadamanthys payload 1 IoCs

resource	yara_rule
behavioral2/memory/1096-21-0x00000192A5050000-0x00000192A516E000-memory.dmp	Rhadamanthys_v8

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 1096 created 2792	1096	eRSg.mp3	49

Downloads MZ/PE file 1 IoCs

flow	pid	Process
36	2232	Process not Found

Executes dropped EXE 1 IoCs

pid	Process
1096	eRSg.mp3

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3540	powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1436	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3540	powershell.exe
3540	powershell.exe
3540	powershell.exe
3540	powershell.exe
1096	eRSg.mp3
1096	eRSg.mp3
1096	eRSg.mp3
1096	eRSg.mp3
1096	eRSg.mp3
1096	eRSg.mp3
5024	fontdrvhost.exe
5024	fontdrvhost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3540	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3540 wrote to memory of 2388	3540	powershell.exe	90
PID 3540 wrote to memory of 2388	3540	powershell.exe	90
PID 2388 wrote to memory of 1096	2388	conhost.exe	91
PID 2388 wrote to memory of 1096	2388	conhost.exe	91
PID 1096 wrote to memory of 5024	1096	eRSg.mp3	95
PID 1096 wrote to memory of 5024	1096	eRSg.mp3	95
PID 1096 wrote to memory of 5024	1096	eRSg.mp3	95
PID 1096 wrote to memory of 5024	1096	eRSg.mp3	95

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2792
- C:\Windows\System32\fontdrvhost.exe
  "C:\Windows\System32\fontdrvhost.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5024

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\TSWY.ps1
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Windows\system32\conhost.exe
  "C:\Windows\system32\conhost.exe" C:\Users\Admin\AppData\Local\eRSg.mp3
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Users\Admin\AppData\Local\eRSg.mp3
    C:\Users\Admin\AppData\Local\eRSg.mp3
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1096

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5MjEiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODE5ODA3NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0ODE2NzYxMTAyIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0u3owwkt.gei.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\eRSg.mp3

Filesize
3.5MB

MD5
7b26a25d7bf2be6fdc2810ba5f519b4a

SHA1
967f13ece757df4e6958f6a1b36a0f4b318c0adf

SHA256
7609a4fb8cfd6952fcd5c814697d48521969d238849ed093baffb04571838419

SHA512
16d060e1d5ddfec7362a56035f969084e2600ea236e08ed1406fcd72b24585ba75ed1cd9e09435755eeb0a835e27dc86a9d1e4200a8f9a00b47f03994d4eccce

Download Submit
memory/1096-23-0x000001928C670000-0x000001928C680000-memory.dmp

Filesize
64KB

Download
memory/1096-24-0x00000192A5370000-0x00000192A5770000-memory.dmp

Filesize
4.0MB

Download
memory/1096-35-0x00007FF7698A0000-0x00007FF769C3A000-memory.dmp

Filesize
3.6MB

Download
memory/1096-28-0x00007FFBC5690000-0x00007FFBC5959000-memory.dmp

Filesize
2.8MB

Download
memory/1096-26-0x00007FFBC7D90000-0x00007FFBC7F85000-memory.dmp

Filesize
2.0MB

Download
memory/1096-20-0x000001928AA00000-0x000001928AB00000-memory.dmp

Filesize
1024KB

Download
memory/1096-21-0x00000192A5050000-0x00000192A516E000-memory.dmp

Filesize
1.1MB

Download
memory/1096-22-0x000001928C660000-0x000001928C668000-memory.dmp

Filesize
32KB

Download
memory/1096-27-0x00007FFBC6D10000-0x00007FFBC6DCE000-memory.dmp

Filesize
760KB

Download
memory/1096-25-0x00000192A5370000-0x00000192A5770000-memory.dmp

Filesize
4.0MB

Download
memory/3540-11-0x00007FFBA99F0000-0x00007FFBAA4B1000-memory.dmp

Filesize
10.8MB

Download
memory/3540-0-0x00007FFBA99F3000-0x00007FFBA99F5000-memory.dmp

Filesize
8KB

Download
memory/3540-19-0x00007FFBA99F0000-0x00007FFBAA4B1000-memory.dmp

Filesize
10.8MB

Download
memory/3540-1-0x00007FFBA99F0000-0x00007FFBAA4B1000-memory.dmp

Filesize
10.8MB

Download
memory/3540-12-0x00000249F3D60000-0x00000249F3D82000-memory.dmp

Filesize
136KB

Download
memory/5024-29-0x000001F1E0A00000-0x000001F1E0A0A000-memory.dmp

Filesize
40KB

Download
memory/5024-34-0x00007FFBC5690000-0x00007FFBC5959000-memory.dmp

Filesize
2.8MB

Download
memory/5024-31-0x000001F1E0C90000-0x000001F1E1090000-memory.dmp

Filesize
4.0MB

Download
memory/5024-33-0x00007FFBC6D10000-0x00007FFBC6DCE000-memory.dmp

Filesize
760KB

Download
memory/5024-32-0x00007FFBC7D90000-0x00007FFBC7F85000-memory.dmp

Filesize
2.0MB

Download

Analysis

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