57e8cf1130a6e4dcca92506875afbf7e3872c1e9a1c61890bbd99727301b2fea

General

Target
2026-09-21_15827baab9512616f403cfb5fde166c6_bkransomware_elex_maze_rhadamanthys.exe
Size 1.2MB
Sample260922-scd1cssx4m
SHA256 57e8cf1130a6e4dcca92506875afbf7e3872c1e9a1c61890bbd99727301b2fea
MD5 15827baab9512616f403cfb5fde166c6
SHA1 247683e8b76cd06011684c1cce33fe72937b674e
SHA512 8c5c3c568534c520b6c00ec41a7218ef229c95f11bd0c9b682c2618b1f29f371d75fb4a98fced92ef58e86b0ee03417c5e871fc9b97d809729cef9e29ddf5d4a
SSDEEP 24576:DXUDrrfxmSBwIeRzKVGP0KBtf5DE2BK7f1jI7yF6rvOkahTqwO1:DX8/xzzcyGPR5DE2B2hI+Erv8Tqh1
TLSH
T1EC5523127B928231E27745B24941FD36881ABEEB41755CCB27B4912F11B0BD09A2DFFB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4984	CTS.exe
2960	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"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	2026-09-21_15827baab9512616f403cfb5fde166c6_bkransomware_elex_maze_rhadamanthys.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	2026-09-21_15827baab9512616f403cfb5fde166c6_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	2026-09-21_15827baab9512616f403cfb5fde166c6_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	5560	2026-09-21_15827baab9512616f403cfb5fde166c6_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4984	CTS.exe
Token: SeDebugPrivilege	2960	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5560 wrote to memory of 4984	5560	2026-09-21_15827baab9512616f403cfb5fde166c6_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-09-21_15827baab9512616f403cfb5fde166c6_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-21_15827baab9512616f403cfb5fde166c6_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:5560
- 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:4984

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:2960

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 a5cb244ba00a37bb65982df26eb61d472e2ec0b3e268ca4694c1031fdc3cf509
MD5 58791bcb62c2eaac1a6e935a796b91bf
SHA1 2ba6f73fcbc99b07b5e24ba9f8ce7ea370b2f233
SHA512 38c11db23f35873b53fc08d8b9169e35075fdf2c8e93553903597e978b45720dfce66a6d37da8db9f47dabe2c4956cc481a3b8f89ba0e904b4a2e46dfb6e5d81
SSDEEP 12288:xC0sVlgFT8Xm77kOXOh5L/ij+i1stLJm7g/UxbFKC:DssGAOhVY1stdUxbQC
TLSH
T16AC4124B37D59235E4320675192E6E1105BFFD722F714E1FA780251C0AB66C21E3EBAB
MD5 SHA1 SHA512 SSDEEP TLSH

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5ZSXEn1Ve58b0qi.exe

Path C:\Users\Admin\AppData\Local\Temp\5ZSXEn1Ve58b0qi.exe
Size 1.2MB
SHA256 c362e82834dd62ad5602c96bf9040976119bbea585ca3eff13b02fca0f63117f
MD5 a371d436c702f69c5e741928e2eb13b9
SHA1 c2cbca5b381fac0d58fd0cfa0cc74a5c37721e11
SHA512 312fe10e60c5eb5510c9b385e2ff81455cb528267f2a5e32445abcddfeeaebe382104ff7e6da806222656851ffa61b49fdf928cf45f7607adae01a6c2df20b31
SSDEEP 12288:d0cOX9pDeEEj007f6io+H+3ZSQQZu59r7DbcTWJj9qCLpxlhwSe9wT2bNAM:y7D9Eb2ionZygTZThw5mrM
TLSH
T134558284E0D354136B79D611B3A28AEEEFA5C1A399C47890305D37BB9F378850D0BA77
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