bb04eafb36689e11de7bb299029bba9dde90cee0a3c43dcc09302bf26b093e31

General

Target
2026-08-03_a702a09bacd8369cf2d379b193416f63_bkransomware_elex_maze_rhadamanthys.exe
Size 211KB
Sample260803-negf2shn5v
SHA256 bb04eafb36689e11de7bb299029bba9dde90cee0a3c43dcc09302bf26b093e31
MD5 a702a09bacd8369cf2d379b193416f63
SHA1 1997414882453e2f3b1d6c5f70a5026df75ed3ab
SHA512 99d30d51b7db2f8f1c9b7bacf418bc7fa2446c7ea380e4933559d2652b350e30bfca30ec8ad3b678dee75037c48af10a8c2173ae3a43a2f83373e7651c20745b
SSDEEP 3072:ZRpAyazIliazTr7ekBdPwtH3DIAND20d3nDwAJJf7dE1xTG4mKt/H:xZ8azSkHYtTIA9LDDvIxQS/H
TLSH
T1B324E00376C5C171E4B30B7648A9CD600B7FBE724AB58C5B3384269D49722D19E3AF6B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
4892	lyOmPyCS4lU7G2a.exe
4004	CTS.exe
2996	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"	2026-08-03_a702a09bacd8369cf2d379b193416f63_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	2026-08-03_a702a09bacd8369cf2d379b193416f63_bkransomware_elex_maze_rhadamanthys.exe
File created	C:\Windows\CTS.exe	CTS.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	2026-08-03_a702a09bacd8369cf2d379b193416f63_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lyOmPyCS4lU7G2a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3620	2026-08-03_a702a09bacd8369cf2d379b193416f63_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4004	CTS.exe
Token: SeDebugPrivilege	2996	CTS.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3620 wrote to memory of 4892	3620	2026-08-03_a702a09bacd8369cf2d379b193416f63_bkransomware_elex_maze_rhadamanthys.exe	83
PID 3620 wrote to memory of 4004	3620	2026-08-03_a702a09bacd8369cf2d379b193416f63_bkransomware_elex_maze_rhadamanthys.exe	84

C:\Users\Admin\AppData\Local\Temp\2026-08-03_a702a09bacd8369cf2d379b193416f63_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_a702a09bacd8369cf2d379b193416f63_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:3620
- C:\Users\Admin\AppData\Local\Temp\lyOmPyCS4lU7G2a.exe
  C:\Users\Admin\AppData\Local\Temp\lyOmPyCS4lU7G2a.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4892
- 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:4004

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:2996

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

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 73KB
SHA256 2154140c14dac48c6665090c059741c43d5a1a7bf8eab2f6a49d5cb55b55cf1c
MD5 e02f91f23e12c65b8ed0053dfaf51f73
SHA1 0087e7e131becf7b5d067ced5f625ccf5788e16a
SHA512 423853ee42c8ad87fc25ae01222f7373a473341ccce0ed8e4283641cd6232702c4d00475e2042fc69986206ad90f64c8061c3d12b558fb26a8932a77cd4e6c45
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTUe:ZRpAyazIliazTUe
TLSH
T1E1737B03B6D2C171E4B70A3649B9CE510A7FBE765EB18D5B33C4218D09752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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lyOmPyCS4lU7G2a.exe

Path C:\Users\Admin\AppData\Local\Temp\lyOmPyCS4lU7G2a.exe
Size 140KB
SHA256 a09f012723c5425bb928399302eb90362116855b3d0612347e76e8b7c82127b7
MD5 9c98d1a23efaf1b156a130cea7d2ee3a
SHA1 947a300323ce1b2468422ad62316cb5da039e423
SHA512 f74396ce284ca7f02f51474ddec39629310451743e7ca08deda9f43cb314d97c7671ea3c504f3f09495e733a6b9bc196ae971553e9e3c4741b287e613be6ef6f
SSDEEP 3072:1JEXiJu7COG12zuf9AxnPKiadKSUoxzWCtnRPF9EVnb43jaI5grI2v0:0K9J2JPT/SUxCtnRPF9cCGrI2v
TLSH
T198E3AF13BAC1D475F671083428769A91CA3FFC815F615EAB3B98357A4F342C09932EA7
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