379a10dc58b9e65efa2e8593842ea0369fea1efd8983555d585d6211d44aafc4

General

Target
2026-10-01_31fbc9531eb9b534af446a42d2fe8d07_bkransomware_elex_maze_rhadamanthys.exe
Size 71KB
Sample261002-vpmjdattey
SHA256 379a10dc58b9e65efa2e8593842ea0369fea1efd8983555d585d6211d44aafc4
MD5 31fbc9531eb9b534af446a42d2fe8d07
SHA1 7ab9ade9063a580befdc73bb314115b0c6b73c91
SHA512 7b2abee196cf91885752e029d84d4922044f0cb12fbc10ff35d0654a29cc5e1e3ba7fa9d6c623506f47321a8ea73846d4e2f0c77867c2188b5af5d00e5267854
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTH:ZhpAyazIlyazTH
TLSH
T175636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218D4A752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4876	CTS.exe
6008	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"	2026-10-01_31fbc9531eb9b534af446a42d2fe8d07_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	CTS.exe
File created	C:\Windows\CTS.exe	2026-10-01_31fbc9531eb9b534af446a42d2fe8d07_bkransomware_elex_maze_rhadamanthys.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	2026-10-01_31fbc9531eb9b534af446a42d2fe8d07_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	3396	2026-10-01_31fbc9531eb9b534af446a42d2fe8d07_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4876	CTS.exe
Token: SeDebugPrivilege	6008	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 4876	3396	2026-10-01_31fbc9531eb9b534af446a42d2fe8d07_bkransomware_elex_maze_rhadamanthys.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-01_31fbc9531eb9b534af446a42d2fe8d07_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-01_31fbc9531eb9b534af446a42d2fe8d07_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:3396
- 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:4876

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:6008

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:3576

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 89ce58222c13b9ce703e1f05c958257eb27b7e84a7865e7850d9c6da5e139c80
MD5 96548f9236d544615526d96f5ad41af0
SHA1 86cec81fff89a73ce677b96ccf42047f64c518fd
SHA512 675eda86d1f162f40341183367195852ddf23948a5d52327e5385540c86dd1d1b000e7724a58399a001889e5a28ee4c0a353c7e680d1dc32a741cfa58b667365
SSDEEP 12288:hS0XVXUeDOlO/zxQ5pXEi+izK54Dsd2m8Hm6bfKmgEhrp:DXVEeKOe5HlWcmkfKyp
TLSH
T1A8C42213B6F19435F0B61572026999C146AFBEB25FB94E1763C8744C2A791C00E3EFAB
MD5 SHA1 SHA512 SSDEEP TLSH

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5mJNUUXIQdGHSyI.exe

Path C:\Users\Admin\AppData\Local\Temp\5mJNUUXIQdGHSyI.exe
Size 71KB
SHA256 a544ea789f7e1e85e844aa2775dbcbb70448d0548cd27718faf91264f3200185
MD5 cb2467a28bb7635d5ba5d53c276d8251
SHA1 0cb6dadff8ff54a3721f54c010ff1d07e239d364
SHA512 e1e371c95f4a078e42781198c330f1685b8eb4f7046f6e665d771862a22348198317334f29837c481d0479d45f96332f059a3ca91bf9b91bd320cbecee507ca4
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTj:ZhpAyazIlyazTj
TLSH
T191636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5733C4218D09752C09E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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5mJNUUXIQdGHSyI.exe

Path C:\Users\Admin\AppData\Local\Temp\5mJNUUXIQdGHSyI.exe
Size 642B
SHA256 9d01cdd2a724eac7522c3acc9a7d3a851ad40f992bcfd46b47449f4f7d406710
MD5 ab66d451bf8774901538f28affa9a5ea
SHA1 c8ef55de3490f987e215005fbd057e544e3374c5
SHA512 7be8bd47da13a8623670e2f3aa395121738830a92eb87dabe13ea93dc27e15f0ef7e251d47e93ae73baf8d7433c2685e0662e1e4c81001d405aca0bacfd3d341
TLSH
T101F0AC303372A0D88A516F032C3C6A8812AF83C6E150FF587594526FE82740B3F312E3
MD5 SHA1 SHA512 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