78cc9a7c623b43e3f5b2346f4d76457c1f4d6286bd1092081f1a89f29dc64fb7

General

Target
2026-08-17_408cef31277f0ebf43b673ee6f2203fc_bkransomware_elex_maze_rhadamanthys.exe
Size 391KB
Sample260817-th2jaathld
SHA256 78cc9a7c623b43e3f5b2346f4d76457c1f4d6286bd1092081f1a89f29dc64fb7
MD5 408cef31277f0ebf43b673ee6f2203fc
SHA1 2cac636a016c0dcc3d6b507c1e2779ad5cf13f77
SHA512 1e52d0591361b7a01c14a9e6889cea472d8ea1c01e0e5d8f7a99d138516a287b7b1b1d532ff39259c77631c437ec5fe1e2246a316befd5ddab31e2d78b885950
SSDEEP 6144:hZMazi2Zt4Ao7Ahwaa7hcQI3AiFsGRzkqlQmSzjj8CxfxYdhdhmo52+C3r:hS0xZt4AoUhu7nSQmXQLj8OfYhTmo52D
TLSH
T1EF841243BAD9C078E0B60A364D64DE691F7FBE659BB04E4B3388A05D51312C19E3D727
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
5496	CTS.exe
3536	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"	2026-08-17_408cef31277f0ebf43b673ee6f2203fc_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	2026-08-17_408cef31277f0ebf43b673ee6f2203fc_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	2026-08-17_408cef31277f0ebf43b673ee6f2203fc_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	2420	2026-08-17_408cef31277f0ebf43b673ee6f2203fc_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5496	CTS.exe
Token: SeDebugPrivilege	3536	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 5496	2420	2026-08-17_408cef31277f0ebf43b673ee6f2203fc_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-17_408cef31277f0ebf43b673ee6f2203fc_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-17_408cef31277f0ebf43b673ee6f2203fc_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:2420
- 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:5496

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:3536

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

officeclicktorun.exe_Rules.xml

Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\officeclicktorun.exe_Rules.xml
Size 557KB
SHA256 f8d27dce5900c28d9d4d6d4ea6aef11f1bdb663ca4d99c0096003054ffbc47fe
MD5 b77f255ef9934646aedebb397c4d2ac2
SHA1 1e6ae3aee79a5e324dfdae2eb293380088e2f682
SHA512 51abb9813772b7a9c5ef62ff16ddef776a02cced4f4caa2383ea9fba42f0a617f9e781031fef13ae0e97d06f9967a5aca542eb7fb91cf4e8025c8b1f4848823e
SSDEEP 12288:hS0zJXSFLA2HS1gxBVyLOLwotH/RAWolTRg1IL:D5UHkgxCLOtJ/RAWopGqL
TLSH
T1A8C41233B7D6C571D062077949A8CE1056AFBE794EF09E8B3BD0648D6A641C01C6AF3B
MD5 SHA1 SHA512 SSDEEP TLSH

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NKjGbSJNrL2NzVj.exe

Path C:\Users\Admin\AppData\Local\Temp\NKjGbSJNrL2NzVj.exe
Size 391KB
SHA256 3a8488e961bccc817579df4439a70adb9cc9114c4a55c4fc7fad89b97489650a
MD5 8a5f5a60342022373d4c7efccda2c96b
SHA1 9263ef8b67dde044ec21e47c389c4d50da127f14
SHA512 241c2d106f0133e81bbfb2e4952fe034e05116671a1c0e7cc614f0962228236485f055f5f0cedeec52a612eb2a92b9084730fbde3add51ccf2f88e1e531e8d6c
SSDEEP 6144:hZMazilD5JF48IdAI1Lwnog3xksQiKAt+6e9RkubdY:hS0IDB48ITyoqmi2616dY
TLSH
T14A84BF47F6429163EB9E253D52B089F20AF9A12B4AD7CC43325023FDDC66DD10E5A7B2
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
MD5 66df4ffab62e674af2e75b163563fc0b
SHA1 dec8a197312e41eeb3cfef01cb2a443f0205cd6e
SHA512 1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT:ZhpAyazIlyazT
TLSH
T119636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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