rhadamanthys | fb60104722bd3e978deb9f646a66c645669b56976f3860422151936945104b0d

Resubmissions

09/08/2024, 16:13

240809-tplfmswfqh10

09/08/2024, 16:08

240809-tla6hawfna10

Analysis

max time kernel
139s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/08/2024, 16:13

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General

Target
nitro.exe
Size 448KB
Sample240809-tplfmswfqh
SHA256 fb60104722bd3e978deb9f646a66c645669b56976f3860422151936945104b0d
MD5 247e118fea545a3c2fe66e2f6cbb909e
SHA1 9b3111d641b4d298c1929bb854fe625dce04a31e
SHA512 339d33716e0906b40ec99e959f364681af828d9e4c6756955ca20d4bd309ce534e77593d9e662fbf15b848f480dcd6ca73d94407499b067e1984d0070af96078
SSDEEP 6144:5YD/SKiChZJwLEm/8hXOrPM90O0UkoGBnjCdbGeFhhYftgpN9J2Gox6KX2WIUvg3:iD/x91wiGM9YNnGFn/ym9md27XSgBaQ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

rhadamanthys discovery 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

description	pid	Process	procid_target
PID 3660 created 3012	3660	RegAsm.exe	51

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3580 set thread context of 3660	3580	nitro.exe	85

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4124	3660	WerFault.exe	85
4404	3660	WerFault.exe	85

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nitro.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dialer.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3660	RegAsm.exe
3660	RegAsm.exe
3656	dialer.exe
3656	dialer.exe
3656	dialer.exe
3656	dialer.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3580 wrote to memory of 3660	3580	nitro.exe	85
PID 3660 wrote to memory of 3656	3660	RegAsm.exe	88
PID 3660 wrote to memory of 3656	3660	RegAsm.exe	88
PID 3660 wrote to memory of 3656	3660	RegAsm.exe	88
PID 3660 wrote to memory of 3656	3660	RegAsm.exe	88
PID 3660 wrote to memory of 3656	3660	RegAsm.exe	88

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3012
- C:\Windows\SysWOW64\dialer.exe
  "C:\Windows\system32\dialer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3656

C:\Users\Admin\AppData\Local\Temp\nitro.exe
"C:\Users\Admin\AppData\Local\Temp\nitro.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3580
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3660 -s 632
    3⤵
    - Program crash
    PID:4124
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3660 -s 640
    3⤵
    - Program crash
    PID:4404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3660 -ip 3660
1⤵
PID:1972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3660 -ip 3660
1⤵
PID:1456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3580-9-0x0000000074A80000-0x0000000075230000-memory.dmp

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memory/3580-1-0x0000000000400000-0x0000000000476000-memory.dmp

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memory/3580-28-0x0000000074A80000-0x0000000075230000-memory.dmp

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memory/3580-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

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memory/3656-18-0x0000000000BE0000-0x0000000000BE9000-memory.dmp

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memory/3656-21-0x0000000002900000-0x0000000002D00000-memory.dmp

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memory/3656-26-0x0000000002900000-0x0000000002D00000-memory.dmp

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memory/3656-22-0x00007FFFBD0B0000-0x00007FFFBD2A5000-memory.dmp

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memory/3656-20-0x0000000002900000-0x0000000002D00000-memory.dmp

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memory/3656-25-0x0000000002900000-0x0000000002D00000-memory.dmp

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memory/3656-24-0x0000000077130000-0x0000000077345000-memory.dmp

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memory/3660-17-0x0000000077130000-0x0000000077345000-memory.dmp

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memory/3660-15-0x0000000003500000-0x0000000003900000-memory.dmp

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memory/3660-8-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/3660-14-0x00007FFFBD0B0000-0x00007FFFBD2A5000-memory.dmp

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memory/3660-12-0x0000000003500000-0x0000000003900000-memory.dmp

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memory/3660-13-0x0000000003500000-0x0000000003900000-memory.dmp

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memory/3660-10-0x0000000000400000-0x000000000046D000-memory.dmp

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memory/3660-27-0x0000000003500000-0x0000000003900000-memory.dmp

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memory/3660-11-0x0000000003500000-0x0000000003900000-memory.dmp

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memory/3660-4-0x0000000000400000-0x000000000046D000-memory.dmp

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