rhadamanthys | 7a83b820d1dc7794788ac1ce4f9165d2ba29fe33bf743d8316391244044e8d2d

Analysis

max time kernel
140s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-10-2024 06:27

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General

Target

c4542f600e2883dd58d8dc6753f40945.exe
Size

7.3MB
MD5

c4542f600e2883dd58d8dc6753f40945
SHA1

a6a045a010ca258d4c8ad0fe08ceb378bea08bf6
SHA256

7a83b820d1dc7794788ac1ce4f9165d2ba29fe33bf743d8316391244044e8d2d
SHA512

1b310765a5267a886a590e1eeb1389c126d89f16b15abc197903ca40ff2fc4cec471d2b9c2e62f6d0111402c918d312fc7bfda1ec85d24cf5a6b24069d2fdacd
SSDEEP

196608:leRYjLNtskrjbA1LTsTRUotGcbxw01XnqXoIX:lVLN7jbGUTRUUB1n

Score

10^/10

rhadamanthys discovery persistence stealer

Malware Config

Extracted

Family

rhadamanthys

https://45.202.35.41:2085/498d0f4cfcafbce1543c5cc/10m$

Signatures

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs

Processes:

guessarea.exeInstallUtil.exe

description pid process target process

PID 4216 created 3432 4216 guessarea.exe Explorer.EXE
PID 1856 created 3028 1856 InstallUtil.exe sihost.exe
Executes dropped EXE 1 IoCs

Processes:

guessarea.exe

pid process

4216 guessarea.exe

description	pid	process	target process
PID 4216 created 3432	4216	guessarea.exe	Explorer.EXE
PID 1856 created 3028	1856	InstallUtil.exe	sihost.exe

pid	process
4216	guessarea.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

c4542f600e2883dd58d8dc6753f40945.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	c4542f600e2883dd58d8dc6753f40945.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

guessarea.exe

description pid process target process

PID 4216 set thread context of 1856 4216 guessarea.exe InstallUtil.exe
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

3068 1856 WerFault.exe InstallUtil.exe
4948 1856 WerFault.exe InstallUtil.exe

description	pid	process	target process
PID 4216 set thread context of 1856	4216	guessarea.exe	InstallUtil.exe

pid	pid_target	process	target process
3068	1856	WerFault.exe	InstallUtil.exe
4948	1856	WerFault.exe	InstallUtil.exe

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

Processes:

guessarea.exeInstallUtil.exeopenwith.exe

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

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

guessarea.exeInstallUtil.exeopenwith.exe

pid process

4216 guessarea.exe
1856 InstallUtil.exe
1856 InstallUtil.exe
4416 openwith.exe
4416 openwith.exe
4416 openwith.exe
4416 openwith.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

guessarea.exe

description pid process

Token: SeDebugPrivilege 4216 guessarea.exe
Token: SeDebugPrivilege 4216 guessarea.exe

pid	process
4216	guessarea.exe
1856	InstallUtil.exe
1856	InstallUtil.exe
4416	openwith.exe
4416	openwith.exe
4416	openwith.exe
4416	openwith.exe

description	pid	process
Token: SeDebugPrivilege	4216	guessarea.exe
Token: SeDebugPrivilege	4216	guessarea.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

c4542f600e2883dd58d8dc6753f40945.exeguessarea.exeInstallUtil.exe

description	pid	process	target process
PID 1124 wrote to memory of 4216	1124	c4542f600e2883dd58d8dc6753f40945.exe	guessarea.exe
PID 1124 wrote to memory of 4216	1124	c4542f600e2883dd58d8dc6753f40945.exe	guessarea.exe
PID 1124 wrote to memory of 4216	1124	c4542f600e2883dd58d8dc6753f40945.exe	guessarea.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 4216 wrote to memory of 1856	4216	guessarea.exe	InstallUtil.exe
PID 1856 wrote to memory of 4416	1856	InstallUtil.exe	openwith.exe
PID 1856 wrote to memory of 4416	1856	InstallUtil.exe	openwith.exe
PID 1856 wrote to memory of 4416	1856	InstallUtil.exe	openwith.exe
PID 1856 wrote to memory of 4416	1856	InstallUtil.exe	openwith.exe
PID 1856 wrote to memory of 4416	1856	InstallUtil.exe	openwith.exe

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3028
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4416

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3432
- C:\Users\Admin\AppData\Local\Temp\c4542f600e2883dd58d8dc6753f40945.exe
  "C:\Users\Admin\AppData\Local\Temp\c4542f600e2883dd58d8dc6753f40945.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1124
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\guessarea.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\guessarea.exe
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4216
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 444
    3⤵
    - Program crash
    PID:3068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 436
    3⤵
    - Program crash
    PID:4948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1856 -ip 1856
1⤵
PID:1292

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1856 -ip 1856
1⤵
PID:2136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\guessarea.exe

Filesize
7.5MB

MD5
0f7f63fdb872be881d1088eee5cd22c7

SHA1
654acfefc81e39c1e50b80ce373ca1d06e8689ac

SHA256
8545c341fcc58c11a211404fcbe2d680d84be3229ef9b30e65f4bddba2638a10

SHA512
981341004600896b7605365ac73516b20bf0f75c6faccdb2f042a2b8f1f74ca36fbe8cb84dd05eab61b66a80e899c999cd446a451e1b33d5389e3af43479df21

Download Submit
memory/1856-1099-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/1856-1103-0x0000000003A30000-0x0000000003E30000-memory.dmp

Filesize
4.0MB

Download
memory/1856-1105-0x0000000003A30000-0x0000000003E30000-memory.dmp

Filesize
4.0MB

Download
memory/1856-1116-0x0000000003A30000-0x0000000003E30000-memory.dmp

Filesize
4.0MB

Download
memory/4216-5-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/4216-6-0x00000000001A0000-0x0000000000928000-memory.dmp

Filesize
7.5MB

Download
memory/4216-7-0x00000000747A0000-0x0000000074F50000-memory.dmp

Filesize
7.7MB

Download
memory/4216-8-0x0000000005C70000-0x0000000005D8E000-memory.dmp

Filesize
1.1MB

Download
memory/4216-20-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-38-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-72-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-70-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-68-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-66-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-64-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-62-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-58-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-56-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-60-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-52-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-50-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-48-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-46-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-45-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-42-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-36-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-34-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-32-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-30-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-29-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-26-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-24-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-22-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-18-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-16-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-14-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-12-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-10-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-54-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-40-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-9-0x0000000005C70000-0x0000000005D88000-memory.dmp

Filesize
1.1MB

Download
memory/4216-1083-0x00000000747A0000-0x0000000074F50000-memory.dmp

Filesize
7.7MB

Download
memory/4216-1084-0x0000000005EA0000-0x0000000005F38000-memory.dmp

Filesize
608KB

Download
memory/4216-1085-0x0000000005F40000-0x0000000005F8C000-memory.dmp

Filesize
304KB

Download
memory/4216-1089-0x00000000747A0000-0x0000000074F50000-memory.dmp

Filesize
7.7MB

Download
memory/4216-1090-0x00000000747A0000-0x0000000074F50000-memory.dmp

Filesize
7.7MB

Download
memory/4216-1091-0x00000000747A0000-0x0000000074F50000-memory.dmp

Filesize
7.7MB

Download
memory/4216-1092-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/4216-1093-0x00000000747A0000-0x0000000074F50000-memory.dmp

Filesize
7.7MB

Download
memory/4216-1094-0x0000000006870000-0x0000000006E14000-memory.dmp

Filesize
5.6MB

Download
memory/4216-1095-0x00000000062C0000-0x0000000006314000-memory.dmp

Filesize
336KB

Download
memory/4216-1100-0x00000000747A0000-0x0000000074F50000-memory.dmp

Filesize
7.7MB

Download
memory/4416-1114-0x0000000002AD0000-0x0000000002ED0000-memory.dmp

Filesize
4.0MB

Download
memory/4416-1115-0x0000000002AD0000-0x0000000002ED0000-memory.dmp

Filesize
4.0MB

Download