d7c006b88b6535251f87623baf5fe259232c19f1c02c5929f1d73957116ee9b0

General

Target
2026-08-06_2b96ea0d917850b40ec2ad12b4a92efd_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260806-3cs5dscg72
SHA256 d7c006b88b6535251f87623baf5fe259232c19f1c02c5929f1d73957116ee9b0
MD5 2b96ea0d917850b40ec2ad12b4a92efd
SHA1 c1db725a1ac96df9fd7335e996a0a80f933223f5
SHA512 9ebbda8dfe44205cba5343ca930a67084e8e5d51e506245f5ca0e686380e6ebb06c840b58a4132e1943ff5bc6e319eb33de709bc4238569161e15918561e0790
SSDEEP 12288:xS05WS1hOMWTpqY3HZTcI7zWEjLw7v7cIZjVN3iVYfPi0:z5zhO7dXxNfPjU7Dcknt
TLSH
T169C41207B6E2C1B2F8FA497108E4DF64496FBFB60F31885757C650AD29325C08E65B27
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2136	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"	2026-08-06_2b96ea0d917850b40ec2ad12b4a92efd_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	2026-08-06_2b96ea0d917850b40ec2ad12b4a92efd_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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-06_2b96ea0d917850b40ec2ad12b4a92efd_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3332	2026-08-06_2b96ea0d917850b40ec2ad12b4a92efd_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2136	CTS.exe
Token: SeDebugPrivilege	2132	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 2136	3332	2026-08-06_2b96ea0d917850b40ec2ad12b4a92efd_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-06_2b96ea0d917850b40ec2ad12b4a92efd_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-06_2b96ea0d917850b40ec2ad12b4a92efd_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:3332
- 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:2136

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

Replay Monitor

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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 f049234a8673100a4c149ce61ea79db59ae07c21668e7c4b22e5990d93efa092
MD5 65a2a789666ed85f35b2e10f0e99a94f
SHA1 1ac30a08b5a7b06256944b75478e9732adac17ba
SHA512 38b9267c7f2f8093585aebab978841db2214c045487c91def7aa7de3ba9d9a7165783cb0da7e73c5aa51403cf21074e6caa818f3ff71eba514a798e85e37c7c0
SSDEEP 12288:xS0Gc8jse3FPygi9T7YMGnpDx3jl9GGfH/Z4Vec/tfWN:zGc8jseVPygiWMM5f/Z4VecleN
TLSH
T1C5C412132BE6D039E4B3063688698D14066FBEB6EEB1DE973B8806CD45711D01D26F7B
MD5 SHA1 SHA512 SSDEEP TLSH

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8Jt1wBKMKoN70d4.exe

Path C:\Users\Admin\AppData\Local\Temp\8Jt1wBKMKoN70d4.exe
Size 557KB
SHA256 0c9ecc638985ab6f925bf51a4a0ff3786254b675a747d32406b1bcb6bcf61da6
MD5 aac4da721c390d5b34fb9547c55d6c44
SHA1 802978917202434b189af482fcf4d26ed38876c1
SHA512 6a7f380d9dad0d08ffd8e5befc247b39febcda619ebc9bd5e4d5e21d29814b6213839d6e918a3056445eae833a877a5686a70fe9039cf2bac9c3a4154a76508c
SSDEEP 12288:xS0kfU/fZoVg0P9uCAriH7PKuDG5mmt5S6zCfH6SC:zkfUXqVfMCJGl8mt5JCC
TLSH
T1AEC41313F5C191B2F4F50A314AA49DA50A6F3D322FB18E2B7798A24D12757C04E39FA7
MD5 SHA1 SHA512 SSDEEP TLSH

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CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 6be608cffb5de883843e26f17b767ebf3e0a7fe41137460b32490bcec58e382d
MD5 f60519a4b9abe303feb4b5b3666a551e
SHA1 d5bb38474958a5f51fb74886482fa44e873898f5
SHA512 3f5f479628de5e4c7911e3730062ac672f721cc513218f38193bfc9426f7fa988b97c9d315689f1b90f15805760b1b284fe4e5ef65fdf482014942f07b1e1bd7
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlDuazT:ZRpAyazIlyazT
TLSH
T1E5636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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