rhadamanthys | 0777bba437bc66725d3e00f17810a1dee973fef63808d3d14aa046503a5589a6

General

Target

launcher.exe
Size

35.9MB
MD5

d4eca6136281d617dcfac5bae3349e70
SHA1

c6941cd9df4f7db4bdf6bd163869016a2520d644
SHA256

0777bba437bc66725d3e00f17810a1dee973fef63808d3d14aa046503a5589a6
SHA512

a17b7bc6985304008649b8b6a009f675b3570e14a39e0073ea6cd00dca5ffecc0acedcc67f9c250e35b09d3c941540e74b338795f1cff12172c137d525afeb8a
SSDEEP

393216:i1Du8BtuBw2FEL3Z3aLUoQvo6LP/SgbSpYvKEh1EdKwlGQKPJuGsiTfREsrgCYfF:iMguj8Q4Vfv1qFTrYuz

Score

10^/10

rhadamanthys discovery execution 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:

aok7KqYbBf.exe

description pid process target process

PID 928 created 2580 928 aok7KqYbBf.exe sihost.exe
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

528 powershell.exe
Executes dropped EXE 1 IoCs

Processes:

aok7KqYbBf.exe

pid process

928 aok7KqYbBf.exe

description	pid	process	target process
PID 928 created 2580	928	aok7KqYbBf.exe	sihost.exe

pid	process
528	powershell.exe

pid	process
928	aok7KqYbBf.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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:

aok7KqYbBf.exeopenwith.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aok7KqYbBf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

powershell.exeaok7KqYbBf.exeopenwith.exe

pid process

528 powershell.exe
528 powershell.exe
928 aok7KqYbBf.exe
928 aok7KqYbBf.exe
220 openwith.exe
220 openwith.exe
220 openwith.exe
220 openwith.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 528 powershell.exe

pid	process
528	powershell.exe
528	powershell.exe
928	aok7KqYbBf.exe
928	aok7KqYbBf.exe
220	openwith.exe
220	openwith.exe
220	openwith.exe
220	openwith.exe

description	pid	process
Token: SeDebugPrivilege	528	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

launcher.execmd.execmd.exeaok7KqYbBf.exe

description	pid	process	target process
PID 2892 wrote to memory of 1852	2892	launcher.exe	cmd.exe
PID 2892 wrote to memory of 1852	2892	launcher.exe	cmd.exe
PID 1852 wrote to memory of 528	1852	cmd.exe	powershell.exe
PID 1852 wrote to memory of 528	1852	cmd.exe	powershell.exe
PID 2892 wrote to memory of 1068	2892	launcher.exe	cmd.exe
PID 2892 wrote to memory of 1068	2892	launcher.exe	cmd.exe
PID 1068 wrote to memory of 928	1068	cmd.exe	aok7KqYbBf.exe
PID 1068 wrote to memory of 928	1068	cmd.exe	aok7KqYbBf.exe
PID 1068 wrote to memory of 928	1068	cmd.exe	aok7KqYbBf.exe
PID 928 wrote to memory of 220	928	aok7KqYbBf.exe	openwith.exe
PID 928 wrote to memory of 220	928	aok7KqYbBf.exe	openwith.exe
PID 928 wrote to memory of 220	928	aok7KqYbBf.exe	openwith.exe
PID 928 wrote to memory of 220	928	aok7KqYbBf.exe	openwith.exe
PID 928 wrote to memory of 220	928	aok7KqYbBf.exe	openwith.exe

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2580
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:220

C:\Users\Admin\AppData\Local\Temp\launcher.exe
"C:\Users\Admin\AppData\Local\Temp\launcher.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /d /s /c "powershell -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData'; Add-MpPreference -ExclusionPath 'C:\ProgramData'""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1852
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData'; Add-MpPreference -ExclusionPath 'C:\ProgramData'"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:528
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /d /s /c "C:\Users\Admin\AppData\Local\Temp\aok7KqYbBf.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1068
- - C:\Users\Admin\AppData\Local\Temp\aok7KqYbBf.exe
    C:\Users\Admin\AppData\Local\Temp\aok7KqYbBf.exe
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:928

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jzy5gt5k.b45.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\aok7KqYbBf.exe

Filesize
2.4MB

MD5
ec96e65299b7639d4aa60dd315acad80

SHA1
7196b8eb744f769810b390c02371872d11c33bbd

SHA256
c1df546782a82cb03e27ccfea0002f304c56bb26b3fc3d9d8e76ff7c7f61e529

SHA512
db187aedfc8046e2c3e8c49ad7e3741b56c4280e6ea0017835dc2f0121234f69ae9a24fd5a4eab19f8f3682f0d47279b3441aedb331cdb54a38951ac5626c883

Download Submit
memory/220-31-0x0000000000DB0000-0x0000000000DB9000-memory.dmp

Filesize
36KB

Download
memory/220-35-0x00007FFB7B070000-0x00007FFB7B265000-memory.dmp

Filesize
2.0MB

Download
memory/220-37-0x0000000075CC0000-0x0000000075ED5000-memory.dmp

Filesize
2.1MB

Download
memory/220-34-0x0000000002AD0000-0x0000000002ED0000-memory.dmp

Filesize
4.0MB

Download
memory/528-11-0x000002194E290000-0x000002194E2B2000-memory.dmp

Filesize
136KB

Download
memory/528-12-0x00007FFB5CC90000-0x00007FFB5D751000-memory.dmp

Filesize
10.8MB

Download
memory/528-13-0x00007FFB5CC90000-0x00007FFB5D751000-memory.dmp

Filesize
10.8MB

Download
memory/528-16-0x00007FFB5CC90000-0x00007FFB5D751000-memory.dmp

Filesize
10.8MB

Download
memory/528-1-0x00007FFB5CC93000-0x00007FFB5CC95000-memory.dmp

Filesize
8KB

Download
memory/928-23-0x0000000000400000-0x00000000007D8000-memory.dmp

Filesize
3.8MB

Download
memory/928-30-0x0000000075CC0000-0x0000000075ED5000-memory.dmp

Filesize
2.1MB

Download
memory/928-28-0x00007FFB7B070000-0x00007FFB7B265000-memory.dmp

Filesize
2.0MB

Download
memory/928-33-0x0000000000400000-0x00000000007D8000-memory.dmp

Filesize
3.8MB

Download
memory/928-27-0x0000000003630000-0x0000000003A30000-memory.dmp

Filesize
4.0MB

Download
memory/928-26-0x0000000003630000-0x0000000003A30000-memory.dmp

Filesize
4.0MB

Download
memory/928-21-0x0000000000400000-0x00000000007D8000-memory.dmp

Filesize
3.8MB

Download

Analysis

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