83f9ef1f67a6a12656c25bebb8455d2e5cd099247b3211ec3a08ff7dceffd653

General

Target
2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260718-dn95lset7p
SHA256 83f9ef1f67a6a12656c25bebb8455d2e5cd099247b3211ec3a08ff7dceffd653
MD5 808acd97eb6a9bf4cfaa6338e59a8548
SHA1 b3cc82a2ca5b22da7dc82d301ecafcf4a0781061
SHA512 27cdf2d43c662a450387436f0d9ec1398af2d49c3be34b1a9a772ffe33ac7f9b346891343ad8d05ec0b841c728f0fe07d7f8bb8f1e9005fddccbe82fd656516f
SSDEEP 12288:xC02h19f3DpXEHt8pnbrGW0BtF88v/qCeXFybdk2+D1lx3:DY9f3DpXENOfGLL28v/73O2+D1lR
TLSH
T14EC41207FAC25474E0AB0A7E04ED8D414BAFBA3699F1CE8E23A0611E04645D15F79B7B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4700	CTS.exe
2132	CTS.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	CTS.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe
File created	C:\Windows\CTS.exe	CTS.exe
File created	C:\Windows\CTS.exe	CTS.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	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4460	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4700	CTS.exe
Token: SeDebugPrivilege	2132	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4460 wrote to memory of 4700	4460	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4460
- C:\Windows\CTS.exe
  "C:\Windows\CTS.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4700

C:\Windows\CTS.exe
C:\Windows\CTS.exe
1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2132

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 73KB
SHA256 0cd2f398f4937ea45d4535d4e5d470adee5470efc7be0e47d34ff0cb0c20d6ed
MD5 0d48e103cc46e8c7b3619f2a71934bb7
SHA1 01cdcfa11a9ed499de628914da45c4945cf50216
SHA512 ee843c81565565d31fabbd18e860810a944a39eca431da9cc6c0684acd382d1321ed15e2c46560b06ebb9937649247feaf12605d07f59ac10f01094626cf4d2a
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTMKt:ZRpAyazIliazTht
TLSH
T189736B03B6D2C171E4B7067649A8CE510A7FBE765FB18E5B33C4218D49752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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RRVldm6cxqQ4kw0.exe

Path C:\Users\Admin\AppData\Local\Temp\RRVldm6cxqQ4kw0.exe
Size 557KB
SHA256 35cfb6181f7403b171df383fcf60d69d4b1105e39851412005004dc28c3802ad
MD5 f91bf71328234afc5ad9ec4c5083c71c
SHA1 e2b004157d84c9f0e211b4fe4af95dfeae5893f0
SHA512 397feb15b129d2783e6af8495226702a2b5215bff86cbad29c5cdc0f8b5da33e81ed0b1d8cf2f2fdb212819a304705a8612e514a04c9b604f4761644975145e2
SSDEEP 12288:xC0gsW0jEPOspoqZgYUSPYBBXK1whCSimTShpXxCtrxsC+OdUd0:DxWbOsiqZNPYB+0CSiZ/Xkxak
TLSH
T14DC42217B2D38131D0FB013999B8CA1115BFBC3A4DB5CC06B798199C98B5AE05FB9B63
MD5 SHA1 SHA512 SSDEEP TLSH

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CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc
MD5 f9d4ab0a726adc9b5e4b7d7b724912f1
SHA1 3d42ca2098475924f70ee4a831c4f003b4682328
SHA512 22a5f0e4b2716244e978ee50771823926f86baf0382ece48fd049f039cf77b5eb0691d83c61148903cff081fdbea969f47b8ed521647717f42bbed5c64552432
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT:ZRpAyazIliazT
TLSH
T176636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads