1845c7a467bdaf9d880397ff453e8608ba3201b3b7431ef0f461cf1ee4681080

General

Target
2026-07-27_4066be8c267e3c6feca5277f4a826129_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260727-ta18jsbg84
SHA256 1845c7a467bdaf9d880397ff453e8608ba3201b3b7431ef0f461cf1ee4681080
MD5 4066be8c267e3c6feca5277f4a826129
SHA1 d4ce6cc045b01b267da8193384f035043ae8e03a
SHA512 101e02261a76299556e0c28d8c4a2f4a14045428eef04f4d32027627834db492d2eb035376bb1453f57718cbf53d106b17d81496043355a1c8764ee253e9ea36
SSDEEP 12288:hS0gF70/V+zbAktM53O/OKyY2vYUzU69d1cG1Xfnlt0+uvblHT:DgoV+zcktM5eWKL2v92G1XfnlZuvblz
TLSH
T1A4C412037781C1B1F1A3057685B99A72027FBEB68E334C5636E0918E16765C24E3DBBB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4128	CTS.exe
4536	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"	2026-07-27_4066be8c267e3c6feca5277f4a826129_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	2026-07-27_4066be8c267e3c6feca5277f4a826129_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	2026-07-27_4066be8c267e3c6feca5277f4a826129_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	2612	2026-07-27_4066be8c267e3c6feca5277f4a826129_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4128	CTS.exe
Token: SeDebugPrivilege	4536	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 4128	2612	2026-07-27_4066be8c267e3c6feca5277f4a826129_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-27_4066be8c267e3c6feca5277f4a826129_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-27_4066be8c267e3c6feca5277f4a826129_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:2612
- 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:4128

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:4536

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 d3a6e255425bb11f70b84b19049ebd068517b20f06897e34212f760f5f8852a6
MD5 11be66215f14a6ae0e21b7889f434c4b
SHA1 24818f55ae4ccddcf514641509dab342929b39fc
SHA512 466e5a6db932a4aa897aec7b47624616d04a387bbe9f932ffe50a89638cdb4d6115c7dd94dc63a015cc1d19abd1ec67347a1e1fcc84f0c9c27e3e7d80f825668
SSDEEP 12288:hS0tGiIrxbgyQINrJWsXrfj8pj3cnY58zudZ2axfUm9KBAWIE99bA0jR8H:DtRggANrJWsXrfj8B3cnY5Q4ZF1Um9KI
TLSH
T103C42203BAE29634E0B3273345A1C92512BFFD324A34DD972388168856F56D25F3AF67
MD5 SHA1 SHA512 SSDEEP TLSH

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HMt8qVEpK9LtAbk.exe

Path C:\Users\Admin\AppData\Local\Temp\HMt8qVEpK9LtAbk.exe
Size 557KB
SHA256 d08c574a9fa608ded72a776fe3a2401451f9c1752920ce7f690944036c4b0893
MD5 2054267b23d6df9ba4b77c2dccede060
SHA1 00929f5793a0662d2114b2d1b7f7a301df8a8a4c
SHA512 89eb064a2c7cb7bedaea5ef9a3bd44508d8f55acba615383b93f7cd45029521a32dcfd9aaa5938de5bf48523e7a6d1e333f1f187c4779e8f35cd067d6876d5b0
SSDEEP 12288:hS0Ugz52SHEuoGoMgDJolfCOTDZGk49O+CHLyo75D0o18GFTn:DUe5IuoHeNPRBHmoFIQ8G5
TLSH
T17DC422433AC1D772E8A7013150DD9E150AAFB8B96FB19C5727C8518E18A42C0EF7A77B
MD5 SHA1 SHA512 SSDEEP TLSH

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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