rhadamanthys | b4319210ed63ced7b431ef15430a5a98dadf9601af2ec882d00b48e1aefca6c8

General

Target

launcher.exe
Size

35.9MB
MD5

a005515ec895596dedf37353c36cf316
SHA1

2194e563495ee86dde3e81ef7a38f954ce37f649
SHA256

b4319210ed63ced7b431ef15430a5a98dadf9601af2ec882d00b48e1aefca6c8
SHA512

2a7314a91e745e4a4b67db70acb445a187eaf18f71ec9b81aba7a1794ee9e4413ec6ecd47c4a36813bd1b1a184cded750cebaf57fd4873664791f8848765f170
SSDEEP

393216:M1Du8BtuBw2FEL3Z3aLUoQvo6LP/SgbSpYvKEh1EdKwlGQKPJuGsiTfREsrgCYfc:MMguj8Q4VfvPqFTrYb

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:

QW5KRuCCxQ.exe

description pid process target process

PID 1320 created 2656 1320 QW5KRuCCxQ.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

2572 powershell.exe
Executes dropped EXE 1 IoCs

Processes:

QW5KRuCCxQ.exe

pid process

1320 QW5KRuCCxQ.exe
Enumerates processes with tasklist 1 TTPs 1 IoCs
discovery

Process Discovery
T1057

Processes:

tasklist.exe

pid process

2916 tasklist.exe

description	pid	process	target process
PID 1320 created 2656	1320	QW5KRuCCxQ.exe	sihost.exe

pid	process
2572	powershell.exe

pid	process
1320	QW5KRuCCxQ.exe

pid	process
2916	tasklist.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:

QW5KRuCCxQ.exeopenwith.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QW5KRuCCxQ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

powershell.exeQW5KRuCCxQ.exeopenwith.exe

pid process

2572 powershell.exe
2572 powershell.exe
1320 QW5KRuCCxQ.exe
1320 QW5KRuCCxQ.exe
1752 openwith.exe
1752 openwith.exe
1752 openwith.exe
1752 openwith.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

tasklist.exepowershell.exe

description pid process

Token: SeDebugPrivilege 2916 tasklist.exe
Token: SeDebugPrivilege 2572 powershell.exe

pid	process
2572	powershell.exe
2572	powershell.exe
1320	QW5KRuCCxQ.exe
1320	QW5KRuCCxQ.exe
1752	openwith.exe
1752	openwith.exe
1752	openwith.exe
1752	openwith.exe

description	pid	process
Token: SeDebugPrivilege	2916	tasklist.exe
Token: SeDebugPrivilege	2572	powershell.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

launcher.execmd.execmd.execmd.exeQW5KRuCCxQ.exe

description	pid	process	target process
PID 1312 wrote to memory of 3808	1312	launcher.exe	cmd.exe
PID 1312 wrote to memory of 3808	1312	launcher.exe	cmd.exe
PID 3808 wrote to memory of 2916	3808	cmd.exe	tasklist.exe
PID 3808 wrote to memory of 2916	3808	cmd.exe	tasklist.exe
PID 1312 wrote to memory of 2712	1312	launcher.exe	cmd.exe
PID 1312 wrote to memory of 2712	1312	launcher.exe	cmd.exe
PID 2712 wrote to memory of 2572	2712	cmd.exe	powershell.exe
PID 2712 wrote to memory of 2572	2712	cmd.exe	powershell.exe
PID 1312 wrote to memory of 3912	1312	launcher.exe	cmd.exe
PID 1312 wrote to memory of 3912	1312	launcher.exe	cmd.exe
PID 3912 wrote to memory of 1320	3912	cmd.exe	QW5KRuCCxQ.exe
PID 3912 wrote to memory of 1320	3912	cmd.exe	QW5KRuCCxQ.exe
PID 3912 wrote to memory of 1320	3912	cmd.exe	QW5KRuCCxQ.exe
PID 1320 wrote to memory of 1752	1320	QW5KRuCCxQ.exe	openwith.exe
PID 1320 wrote to memory of 1752	1320	QW5KRuCCxQ.exe	openwith.exe
PID 1320 wrote to memory of 1752	1320	QW5KRuCCxQ.exe	openwith.exe
PID 1320 wrote to memory of 1752	1320	QW5KRuCCxQ.exe	openwith.exe
PID 1320 wrote to memory of 1752	1320	QW5KRuCCxQ.exe	openwith.exe

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2656
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1752

C:\Users\Admin\AppData\Local\Temp\launcher.exe
"C:\Users\Admin\AppData\Local\Temp\launcher.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1312
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /d /s /c "tasklist"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3808
- - C:\Windows\system32\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2916
- 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:2712
- - 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:2572
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /d /s /c "C:\Users\Admin\AppData\Local\Temp\QW5KRuCCxQ.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3912
- - C:\Users\Admin\AppData\Local\Temp\QW5KRuCCxQ.exe
    C:\Users\Admin\AppData\Local\Temp\QW5KRuCCxQ.exe
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1320

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

Process Discovery

1

T1057

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\QW5KRuCCxQ.exe

Filesize
2.5MB

MD5
0ec4b9b5f2c28fbf2492589a344b8664

SHA1
ec46f875687fbddf48290fd117a40750d510c837

SHA256
eb8966926eb86c0b7207bcbeb56a8540c88f3b4c002e8778405fb16c645ef286

SHA512
95e047410b7ba7a8f929e9d9bec1b7da87c863094651f65b5940d7217faa0101316d019e1965f82ee2cdd7d4004b08f2169a5bf5d9e42df57dfe344f4f24e7f2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2jdmgrfj.xgw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1320-31-0x0000000075670000-0x0000000075885000-memory.dmp

Filesize
2.1MB

Download
memory/1320-22-0x0000000000400000-0x00000000007F9000-memory.dmp

Filesize
4.0MB

Download
memory/1320-24-0x0000000000400000-0x00000000007F9000-memory.dmp

Filesize
4.0MB

Download
memory/1320-27-0x0000000003630000-0x0000000003A30000-memory.dmp

Filesize
4.0MB

Download
memory/1320-28-0x0000000003630000-0x0000000003A30000-memory.dmp

Filesize
4.0MB

Download
memory/1320-29-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

Filesize
2.0MB

Download
memory/1320-34-0x0000000000400000-0x00000000007F9000-memory.dmp

Filesize
4.0MB

Download
memory/1752-32-0x0000000000320000-0x0000000000329000-memory.dmp

Filesize
36KB

Download
memory/1752-38-0x0000000075670000-0x0000000075885000-memory.dmp

Filesize
2.1MB

Download
memory/1752-36-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

Filesize
2.0MB

Download
memory/1752-35-0x0000000002180000-0x0000000002580000-memory.dmp

Filesize
4.0MB

Download
memory/2572-3-0x00000286CB000000-0x00000286CB022000-memory.dmp

Filesize
136KB

Download
memory/2572-2-0x00007FFFAD603000-0x00007FFFAD605000-memory.dmp

Filesize
8KB

Download
memory/2572-13-0x00007FFFAD600000-0x00007FFFAE0C1000-memory.dmp

Filesize
10.8MB

Download
memory/2572-17-0x00007FFFAD600000-0x00007FFFAE0C1000-memory.dmp

Filesize
10.8MB

Download
memory/2572-14-0x00007FFFAD600000-0x00007FFFAE0C1000-memory.dmp

Filesize
10.8MB

Download

Analysis

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