rhadamanthys | 741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19

Analysis

max time kernel
125s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-10-2024 01:15

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General

Target

741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19.exe
Size

2.2MB
MD5

8837df25aabc4fad85e851aca192f714
SHA1

c4fbd38356b7ee16eaf21deb83170bbcb0fe566a
SHA256

741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19
SHA512

93f712ae3ca726b090df270feb1421ea98778260b7fe309e06ac3887b396d3dc8ab41655ec7d15a57cac8b467cca0395a52ef965765a26c9597f6512fdad88e2
SSDEEP

49152:fIGHiuBfswUwl+GdRI2UET1SUvj0Ug6j9iuXWvpAqahtX8+34+vSVHstzn+qpEjs:fNCuBfZ4GdfUaj0UgM5WviXtT34+vBJV

Score

10^/10

rhadamanthys 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:

regsvr32.exe

description	pid	Process	procid_target
PID 1188 created 2764	1188	regsvr32.exe	47

Loads dropped DLL 3 IoCs

Processes:

regsvr32.exeregsvr32.EXEregsvr32.EXE

pid	Process
1188	regsvr32.exe
532	regsvr32.EXE
4856	regsvr32.EXE

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

Processes:

powershell.exe

pid	Process
3356	powershell.exe
3356	powershell.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

powershell.exeregsvr32.exeopenwith.exeregsvr32.EXEregsvr32.EXE

pid	Process
3356	powershell.exe
3356	powershell.exe
1188	regsvr32.exe
1188	regsvr32.exe
1188	regsvr32.exe
1304	openwith.exe
1304	openwith.exe
532	regsvr32.EXE
4856	regsvr32.EXE

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

powershell.exe

description	pid	Process
Token: SeDebugPrivilege	3356	powershell.exe
Token: SeIncreaseQuotaPrivilege	3356	powershell.exe
Token: SeSecurityPrivilege	3356	powershell.exe
Token: SeTakeOwnershipPrivilege	3356	powershell.exe
Token: SeLoadDriverPrivilege	3356	powershell.exe
Token: SeSystemProfilePrivilege	3356	powershell.exe
Token: SeSystemtimePrivilege	3356	powershell.exe
Token: SeProfSingleProcessPrivilege	3356	powershell.exe
Token: SeIncBasePriorityPrivilege	3356	powershell.exe
Token: SeCreatePagefilePrivilege	3356	powershell.exe
Token: SeBackupPrivilege	3356	powershell.exe
Token: SeRestorePrivilege	3356	powershell.exe
Token: SeShutdownPrivilege	3356	powershell.exe
Token: SeDebugPrivilege	3356	powershell.exe
Token: SeSystemEnvironmentPrivilege	3356	powershell.exe
Token: SeRemoteShutdownPrivilege	3356	powershell.exe
Token: SeUndockPrivilege	3356	powershell.exe
Token: SeManageVolumePrivilege	3356	powershell.exe
Token: 33	3356	powershell.exe
Token: 34	3356	powershell.exe
Token: 35	3356	powershell.exe
Token: 36	3356	powershell.exe
Token: SeIncreaseQuotaPrivilege	3356	powershell.exe
Token: SeSecurityPrivilege	3356	powershell.exe
Token: SeTakeOwnershipPrivilege	3356	powershell.exe
Token: SeLoadDriverPrivilege	3356	powershell.exe
Token: SeSystemProfilePrivilege	3356	powershell.exe
Token: SeSystemtimePrivilege	3356	powershell.exe
Token: SeProfSingleProcessPrivilege	3356	powershell.exe
Token: SeIncBasePriorityPrivilege	3356	powershell.exe
Token: SeCreatePagefilePrivilege	3356	powershell.exe
Token: SeBackupPrivilege	3356	powershell.exe
Token: SeRestorePrivilege	3356	powershell.exe
Token: SeShutdownPrivilege	3356	powershell.exe
Token: SeDebugPrivilege	3356	powershell.exe
Token: SeSystemEnvironmentPrivilege	3356	powershell.exe
Token: SeRemoteShutdownPrivilege	3356	powershell.exe
Token: SeUndockPrivilege	3356	powershell.exe
Token: SeManageVolumePrivilege	3356	powershell.exe
Token: 33	3356	powershell.exe
Token: 34	3356	powershell.exe
Token: 35	3356	powershell.exe
Token: 36	3356	powershell.exe
Token: SeIncreaseQuotaPrivilege	3356	powershell.exe
Token: SeSecurityPrivilege	3356	powershell.exe
Token: SeTakeOwnershipPrivilege	3356	powershell.exe
Token: SeLoadDriverPrivilege	3356	powershell.exe
Token: SeSystemProfilePrivilege	3356	powershell.exe
Token: SeSystemtimePrivilege	3356	powershell.exe
Token: SeProfSingleProcessPrivilege	3356	powershell.exe
Token: SeIncBasePriorityPrivilege	3356	powershell.exe
Token: SeCreatePagefilePrivilege	3356	powershell.exe
Token: SeBackupPrivilege	3356	powershell.exe
Token: SeRestorePrivilege	3356	powershell.exe
Token: SeShutdownPrivilege	3356	powershell.exe
Token: SeDebugPrivilege	3356	powershell.exe
Token: SeSystemEnvironmentPrivilege	3356	powershell.exe
Token: SeRemoteShutdownPrivilege	3356	powershell.exe
Token: SeUndockPrivilege	3356	powershell.exe
Token: SeManageVolumePrivilege	3356	powershell.exe
Token: 33	3356	powershell.exe
Token: 34	3356	powershell.exe
Token: 35	3356	powershell.exe
Token: 36	3356	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19.exeregsvr32.exe

description	pid	Process	procid_target
PID 4856 wrote to memory of 3356	4856	741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19.exe	89
PID 4856 wrote to memory of 3356	4856	741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19.exe	89
PID 4856 wrote to memory of 1188	4856	741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19.exe	92
PID 4856 wrote to memory of 1188	4856	741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19.exe	92
PID 1188 wrote to memory of 1304	1188	regsvr32.exe	94
PID 1188 wrote to memory of 1304	1188	regsvr32.exe	94
PID 1188 wrote to memory of 1304	1188	regsvr32.exe	94
PID 1188 wrote to memory of 1304	1188	regsvr32.exe	94

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2764
- C:\Windows\system32\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1304

C:\Users\Admin\AppData\Local\Temp\741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19.exe
"C:\Users\Admin\AppData\Local\Temp\741cee2c6f6f8ee8a54923fa2a0c88085cede35bdc2e95b1b9f1800e894e6c19.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4856
- 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/kiE0.ini\") -Trigger (New-ScheduledTaskTrigger -Once -At (Get-Date).AddMinutes(1) -RepetitionInterval (New-TimeSpan -Minutes 1)) -TaskName 'MicrosoftEdgeUpdateTaskMachineUA{08884CCC-4400-4CC8-8440-400CC8884400}' -Description 'Default' -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DontStopIfGoingOnBatteries)"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3356
- C:\Windows\system32\regsvr32.exe
  "regsvr32" /s /i:INSTALL C:\Users\Admin\AppData/Roaming/kiE0.ini
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1188

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4116,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=4448 /prefetch:8
1⤵
PID:2256

C:\Windows\system32\regsvr32.EXE
C:\Windows\system32\regsvr32.EXE /s /i:INSTALL C:\Users\Admin\AppData/Roaming/kiE0.ini
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:532

C:\Windows\system32\regsvr32.EXE
C:\Windows\system32\regsvr32.EXE /s /i:INSTALL C:\Users\Admin\AppData/Roaming/kiE0.ini
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:4856

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

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\regsvr32.EXE.log

Filesize
434B

MD5
55cd82f1f37f86716011f6271ae32817

SHA1
c9206205ef4c787cf9fa55456dbfd29de3d685b5

SHA256
c66fe4787c6333e4e0759b3f041fea3c5abff4cebe577679308b5d09e284bc4f

SHA512
aa2a89420e046f0415bfbd4f88ba337c0b667da3a45c7968e80d463adbc583921cc32127d9b3a709d7040e78c82a913ee00f6195487c2020b6f178a6629d9a8c

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zvcagi1i.iiy.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\kiE0.ini

Filesize
1.0MB

MD5
60a55b1d8e739216cadd3e31d7412f03

SHA1
8b5c284796a1efa1df8a3eddd27070d374e1cc54

SHA256
be86e0357748f3b4fa166342f284800a83c955c2c8b197475c2450613a6eed67

SHA512
c06cb2b86f7a9de5243f4395fb40fa88a7669f3e427d427afb95801de447beb8f616847890ae12cfc6060ec7215ceb370cd61b5cf0395eab81312121060dc7ab

Download Submit
memory/532-58-0x000000001B220000-0x000000001B620000-memory.dmp

Filesize
4.0MB

Download
memory/532-56-0x000000001B070000-0x000000001B080000-memory.dmp

Filesize
64KB

Download
memory/1188-33-0x000000001B820000-0x000000001BC20000-memory.dmp

Filesize
4.0MB

Download
memory/1188-37-0x00007FFBD9CF0000-0x00007FFBD9DAE000-memory.dmp

Filesize
760KB

Download
memory/1188-47-0x00007FFBBCB60000-0x00007FFBBD621000-memory.dmp

Filesize
10.8MB

Download
memory/1188-32-0x0000000002C40000-0x0000000002C50000-memory.dmp

Filesize
64KB

Download
memory/1188-25-0x000000001B550000-0x000000001B600000-memory.dmp

Filesize
704KB

Download
memory/1188-26-0x00007FFBBCB60000-0x00007FFBBD621000-memory.dmp

Filesize
10.8MB

Download
memory/1188-27-0x00007FFBBCB60000-0x00007FFBBD621000-memory.dmp

Filesize
10.8MB

Download
memory/1188-28-0x00007FFBBCB60000-0x00007FFBBD621000-memory.dmp

Filesize
10.8MB

Download
memory/1188-29-0x00007FFBBCB60000-0x00007FFBBD621000-memory.dmp

Filesize
10.8MB

Download
memory/1188-30-0x00007FFBBCB60000-0x00007FFBBD621000-memory.dmp

Filesize
10.8MB

Download
memory/1188-31-0x0000000002C30000-0x0000000002C38000-memory.dmp

Filesize
32KB

Download
memory/1188-34-0x000000001B820000-0x000000001BC20000-memory.dmp

Filesize
4.0MB

Download
memory/1188-35-0x00007FFBBCB60000-0x00007FFBBD621000-memory.dmp

Filesize
10.8MB

Download
memory/1188-36-0x00007FFBDB7B0000-0x00007FFBDB9A5000-memory.dmp

Filesize
2.0MB

Download
memory/1188-38-0x00007FFBD8ED0000-0x00007FFBD9199000-memory.dmp

Filesize
2.8MB

Download
memory/1304-46-0x00007FFBD9CF0000-0x00007FFBD9DAE000-memory.dmp

Filesize
760KB

Download
memory/1304-39-0x0000020DF1300000-0x0000020DF130A000-memory.dmp

Filesize
40KB

Download
memory/1304-44-0x0000020DF2D70000-0x0000020DF3170000-memory.dmp

Filesize
4.0MB

Download
memory/1304-45-0x00007FFBDB7B0000-0x00007FFBDB9A5000-memory.dmp

Filesize
2.0MB

Download
memory/1304-48-0x00007FFBD8ED0000-0x00007FFBD9199000-memory.dmp

Filesize
2.8MB

Download
memory/3356-14-0x00007FFBBD000000-0x00007FFBBDAC1000-memory.dmp

Filesize
10.8MB

Download
memory/3356-19-0x00007FFBBD000000-0x00007FFBBDAC1000-memory.dmp

Filesize
10.8MB

Download
memory/3356-15-0x00007FFBBD000000-0x00007FFBBDAC1000-memory.dmp

Filesize
10.8MB

Download
memory/3356-1-0x00007FFBBD003000-0x00007FFBBD005000-memory.dmp

Filesize
8KB

Download
memory/3356-13-0x00007FFBBD000000-0x00007FFBBDAC1000-memory.dmp

Filesize
10.8MB

Download
memory/3356-12-0x00007FFBBD000000-0x00007FFBBDAC1000-memory.dmp

Filesize
10.8MB

Download
memory/3356-2-0x000001E12C2E0000-0x000001E12C302000-memory.dmp

Filesize
136KB

Download
memory/4856-51-0x00007FF7BBDE0000-0x00007FF7BBFC2000-memory.dmp

Filesize
1.9MB

Download
memory/4856-63-0x000000001C020000-0x000000001C030000-memory.dmp

Filesize
64KB

Download
memory/4856-65-0x000000001BA50000-0x000000001BE50000-memory.dmp

Filesize
4.0MB

Download