7e97d4a916f5bb09e68e2935f4825a461eb90712dde05681105fc336710d7b74

General

Target
2026-07-31_2aaffb553e7201b760ae0bd93971b44d_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260801-aeafvabl4x
SHA256 7e97d4a916f5bb09e68e2935f4825a461eb90712dde05681105fc336710d7b74
MD5 2aaffb553e7201b760ae0bd93971b44d
SHA1 b8ca399015bebd1149274e642e493521d4d9c07b
SHA512 0f84ec7ddf70c1f8df438bc32fd06dacf206d64e5210561f49957b015151c1a952466ad93a03ee3ba8c1e8ed9ea11502f4571aef732440ef248072537363f0d1
SSDEEP 12288:hS01Bz89/K7+jTZbsSd3fbNnVfRnjo+xGHNoEmy/1UHpMHY:DnzY7TJs2zF9RnjoIG4gspT
TLSH
T15AC42207B6C2C1B6E0B3127A16B4CE6946CEBDABACB08E177A90114D06744C19D7E7F7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1320	CTS.exe
2100	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"	2026-07-31_2aaffb553e7201b760ae0bd93971b44d_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	2026-07-31_2aaffb553e7201b760ae0bd93971b44d_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	2026-07-31_2aaffb553e7201b760ae0bd93971b44d_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	2812	2026-07-31_2aaffb553e7201b760ae0bd93971b44d_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1320	CTS.exe
Token: SeDebugPrivilege	2100	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 1320	2812	2026-07-31_2aaffb553e7201b760ae0bd93971b44d_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-31_2aaffb553e7201b760ae0bd93971b44d_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_2aaffb553e7201b760ae0bd93971b44d_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:2812
- 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:1320

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:2100

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

onenote.exe_Rules.xml

Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\onenote.exe_Rules.xml
Size 1.1MB
SHA256 d9d995d20c288fdb2b473aa4285ce0738679bed29543754dfe56cd0dca206cc3
MD5 ae496236492cc34e94ac3b1d1731152e
SHA1 7fbe0dd2556ff47639ae40631252880adce302f7
SHA512 60dea4485c7916ec81b4deee3202711267716696aa7261d17ab7a8f4f3a91e78a013532d0ade15076cb51ab9175807b9b941e18a8581686b735ce8fed8612522
SSDEEP 24576:DsVy3G/t1+Hdo8JVzYC4zAtQLUlCT3CDBf7i21G9W6ukE3jvJn5:Doy3G/3UL4mSQlCy97VGMkgjvJn5
TLSH
T195452303B5CA9731E8938BB5482D9EF117AFBD314F304D8773447A184AF96C19A16BA3
MD5 SHA1 SHA512 SSDEEP TLSH

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JbBAztQA3kJsexQ.exe

Path C:\Users\Admin\AppData\Local\Temp\JbBAztQA3kJsexQ.exe
Size 557KB
SHA256 0d42626526f08aa07449ec68ec13c2393d74ea41a473be93812798b60ee86ae9
MD5 a39fe83f7c1cfe032e735208ce094121
SHA1 50eee0fa22bbaf15dfce9fc45865274cb3e7c25f
SHA512 ae24db00435cfab8e1a366f7d8575f5fb0b616a91510daf2b53f05284b9d4fff70bff96e7ccb15c724dbf1aed6eb48cc7f6f47145bebfea667ba90a4b3e02212
SSDEEP 12288:hS0HHyGYB1kZErYmPK196VmZ01LDmw8E61DKBLLpHckNCaekm8NDo:DHSGovPADZGX3D6IBLF87aekVo
TLSH
T14FC4229376CAE171C5B608B8085486D66ABBFA715F764F4337C0904E86751C08E3AFAF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

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