rhadamanthys | 6989ca6e02b3c9ab512ccdf3d6ad7fa8584ed5224cf730d3abbba59dc82974bc

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
27-07-2024 01:34

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General

Target

c4455930a4ee15f3a7abecc4b0dc97911baf6b65b625849bc309fda3929432b4.msi
Size

1.5MB
MD5

1ab7db273d2431aed5d5bab9c1847246
SHA1

95393b511fad6e7017f3a7c57014004a2ebca17d
SHA256

c4455930a4ee15f3a7abecc4b0dc97911baf6b65b625849bc309fda3929432b4
SHA512

50add971d394ccbc31b145466ebc8611b6e030d69de0bf2475175ceedf2426f1460ca6c0d0d8ff8d216c557e03fca2788b75c80e161fcf934649cc42f9946d08
SSDEEP

24576:DKxfS0jEhnJ/mhGd6NFTzqh0lhSMXlTnD55U0zjjZqKtaTakjWCtFGuUK7XgW2:DiycFTznj95U0zjjZZtmzjRGuUK75

Score

10^/10

rhadamanthys discovery persistence privilege_escalation 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 1900 created 2664	1900	MsiExec.exe	44

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Installer\e57e697.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIF02D.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIF1E4.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe
File created	C:\Windows\Installer\SourceHash{368F6F58-3229-4861-BCEF-E90269BD58C7}	msiexec.exe
File created	C:\Windows\Installer\e57e697.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIE791.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIF2EE.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIF4A5.tmp	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIF62C.tmp	msiexec.exe

Loads dropped DLL 6 IoCs

pid	Process
1900	MsiExec.exe
1900	MsiExec.exe
1900	MsiExec.exe
1900	MsiExec.exe
1900	MsiExec.exe
1900	MsiExec.exe

Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs

persistence privilege_escalation

Installer Packages

T1546.016

Msiexec

T1218.007

pid	Process
5036	msiexec.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsiExec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe

Checks SCSI registry key(s) 3 TTPs 5 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1560	msiexec.exe
1560	msiexec.exe
1900	MsiExec.exe
1900	MsiExec.exe
1992	openwith.exe
1992	openwith.exe
1992	openwith.exe
1992	openwith.exe

Suspicious use of AdjustPrivilegeToken 63 IoCs

description	pid	Process
Token: SeShutdownPrivilege	5036	msiexec.exe
Token: SeIncreaseQuotaPrivilege	5036	msiexec.exe
Token: SeSecurityPrivilege	1560	msiexec.exe
Token: SeCreateTokenPrivilege	5036	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	5036	msiexec.exe
Token: SeLockMemoryPrivilege	5036	msiexec.exe
Token: SeIncreaseQuotaPrivilege	5036	msiexec.exe
Token: SeMachineAccountPrivilege	5036	msiexec.exe
Token: SeTcbPrivilege	5036	msiexec.exe
Token: SeSecurityPrivilege	5036	msiexec.exe
Token: SeTakeOwnershipPrivilege	5036	msiexec.exe
Token: SeLoadDriverPrivilege	5036	msiexec.exe
Token: SeSystemProfilePrivilege	5036	msiexec.exe
Token: SeSystemtimePrivilege	5036	msiexec.exe
Token: SeProfSingleProcessPrivilege	5036	msiexec.exe
Token: SeIncBasePriorityPrivilege	5036	msiexec.exe
Token: SeCreatePagefilePrivilege	5036	msiexec.exe
Token: SeCreatePermanentPrivilege	5036	msiexec.exe
Token: SeBackupPrivilege	5036	msiexec.exe
Token: SeRestorePrivilege	5036	msiexec.exe
Token: SeShutdownPrivilege	5036	msiexec.exe
Token: SeDebugPrivilege	5036	msiexec.exe
Token: SeAuditPrivilege	5036	msiexec.exe
Token: SeSystemEnvironmentPrivilege	5036	msiexec.exe
Token: SeChangeNotifyPrivilege	5036	msiexec.exe
Token: SeRemoteShutdownPrivilege	5036	msiexec.exe
Token: SeUndockPrivilege	5036	msiexec.exe
Token: SeSyncAgentPrivilege	5036	msiexec.exe
Token: SeEnableDelegationPrivilege	5036	msiexec.exe
Token: SeManageVolumePrivilege	5036	msiexec.exe
Token: SeImpersonatePrivilege	5036	msiexec.exe
Token: SeCreateGlobalPrivilege	5036	msiexec.exe
Token: SeBackupPrivilege	4596	vssvc.exe
Token: SeRestorePrivilege	4596	vssvc.exe
Token: SeAuditPrivilege	4596	vssvc.exe
Token: SeBackupPrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeTakeOwnershipPrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeTakeOwnershipPrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeTakeOwnershipPrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeTakeOwnershipPrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeTakeOwnershipPrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeTakeOwnershipPrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeTakeOwnershipPrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeTakeOwnershipPrivilege	1560	msiexec.exe
Token: SeRestorePrivilege	1560	msiexec.exe
Token: SeTakeOwnershipPrivilege	1560	msiexec.exe
Token: SeBackupPrivilege	4992	srtasks.exe
Token: SeRestorePrivilege	4992	srtasks.exe
Token: SeSecurityPrivilege	4992	srtasks.exe
Token: SeTakeOwnershipPrivilege	4992	srtasks.exe
Token: SeBackupPrivilege	4992	srtasks.exe
Token: SeRestorePrivilege	4992	srtasks.exe
Token: SeSecurityPrivilege	4992	srtasks.exe
Token: SeTakeOwnershipPrivilege	4992	srtasks.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5036	msiexec.exe
5036	msiexec.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 4992	1560	msiexec.exe	99
PID 1560 wrote to memory of 4992	1560	msiexec.exe	99
PID 1560 wrote to memory of 1900	1560	msiexec.exe	101
PID 1560 wrote to memory of 1900	1560	msiexec.exe	101
PID 1560 wrote to memory of 1900	1560	msiexec.exe	101
PID 1900 wrote to memory of 1992	1900	MsiExec.exe	103
PID 1900 wrote to memory of 1992	1900	MsiExec.exe	103
PID 1900 wrote to memory of 1992	1900	MsiExec.exe	103
PID 1900 wrote to memory of 1992	1900	MsiExec.exe	103
PID 1900 wrote to memory of 1992	1900	MsiExec.exe	103

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2664
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1992

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\c4455930a4ee15f3a7abecc4b0dc97911baf6b65b625849bc309fda3929432b4.msi
1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:5036

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\system32\srtasks.exe
  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4992
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 846006CFFD75182688E6B1D08F763563
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1900

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:4596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Installer Packages

T1546.016

Privilege Escalation

Event Triggered Execution

T1546

Installer Packages

T1546.016

Defense Evasion

System Binary Proxy Execution

T1218

Msiexec

T1218.007

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Config.Msi\e57e69a.rbs

Filesize
999B

MD5
c934c2a8b7e455fd73f584c27cda5fc8

SHA1
7d8685869f7df47e8f026ffb4dd7b56c95a42437

SHA256
f7a394696f499e75f874d29d8f4259a57649138980c5663de8125390445da821

SHA512
061397a2f5c0ead31f5f79e714f2d5d9dfacf6e050e2286d103cead1385e61e2bb1fee86c82e8c9048a5d686c082d8ad9a7b911aecd008a2942023fc8115ab3b

Download Submit
C:\Users\Admin\cr.dll

Filesize
2.5MB

MD5
0e8161c93aa083c2649182ec398e5a27

SHA1
fa0ae74e18b45378f0c7abb1b8a080a1702e6efb

SHA256
522b7a28eb6cfdf01c631f6007f46cabf2578d82a3ef027cd33c69628ed2fd97

SHA512
03920f59200d44710d035768970f51a896601ac6bbf7543823dda81949d5e80f7c083a2cc548226d86fdf837a957ed62ac7d4d2326e5176fb83da79d8b6f5a5b

Download Submit
C:\Windows\Installer\MSIE791.tmp

Filesize
738KB

MD5
8e65fea37f700d948d1b67afd43b97fc

SHA1
823d2b30ec0372e0dc36f7983ad2de1ceda4036c

SHA256
20c648a2a4313b1b20da50a9b788d8a1b9637e154adae4541b65badaa40266c9

SHA512
07faf03685fde9c71f6bc4b3caecfe4d3c707a8bec5bce1a544f59c1f853edde8f37c019c16bffd3e8fbe5c72c0666ffe0e2dffd878744da64f47e52c7625084

Download Submit
\??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

Filesize
23.7MB

MD5
e4339a15f2c14c1764974d9a923a1f30

SHA1
4fe5257c12dc0d4efe478507a225858d2ed76989

SHA256
4480608af1710a3cf8e50d5dc634dab58fd662cae666dc6b1947980bfcb13bcf

SHA512
0e3a909576e98404f6047a98433ff52780ee2129f5d845d3519fd4ec5e108efb3cd61b2218ee4f6fb3e3ab2bd90775db7c9ce3bc2ec941ecbf38649fdb10c154

Download Submit
\??\Volume{1c684046-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{3ee18830-b1fc-40f3-9db6-31b0cb11ede9}_OnDiskSnapshotProp

Filesize
6KB

MD5
f2c6af255bd2dc55ca94e2c44824839b

SHA1
adbfaec53a122986ad3eed37b5eb60015115cbc0

SHA256
4199a9978c23a9ef4934c4c594ea937881d7e3d071b5cf40a5e369f581fd8bf6

SHA512
4a8bfd0f39f25e640f1815f45748594de2be9730feec6e448c9d7d68d573c9545d53ac2039835cf5cc1a288addb618e1b47be9dbf8df3d000b3d6b31804702ac

Download Submit
memory/1900-36-0x0000000003AE0000-0x0000000003EE0000-memory.dmp

Filesize
4.0MB

Download
memory/1900-40-0x00000000758B0000-0x0000000075AC5000-memory.dmp

Filesize
2.1MB

Download
memory/1900-42-0x0000000073320000-0x00000000735A5000-memory.dmp

Filesize
2.5MB

Download
memory/1900-38-0x00007FFDC53D0000-0x00007FFDC55C5000-memory.dmp

Filesize
2.0MB

Download
memory/1900-37-0x0000000003AE0000-0x0000000003EE0000-memory.dmp

Filesize
4.0MB

Download
memory/1900-35-0x0000000073320000-0x00000000735A5000-memory.dmp

Filesize
2.5MB

Download
memory/1992-41-0x0000000000470000-0x0000000000479000-memory.dmp

Filesize
36KB

Download
memory/1992-52-0x0000000002060000-0x0000000002460000-memory.dmp

Filesize
4.0MB

Download
memory/1992-53-0x00007FFDC53D0000-0x00007FFDC55C5000-memory.dmp

Filesize
2.0MB

Download
memory/1992-55-0x00000000758B0000-0x0000000075AC5000-memory.dmp

Filesize
2.1MB

Download