4dbe4fba10aac9a33bf34ef30376937c894638d76113dcab440be1e6416ec0a1

General

Target
2026-08-01_06da06971fd9139e44cdd8f6bf87e769_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260802-bs4saabl6z
SHA256 4dbe4fba10aac9a33bf34ef30376937c894638d76113dcab440be1e6416ec0a1
MD5 06da06971fd9139e44cdd8f6bf87e769
SHA1 8f24f850337d918d4d581b458370f24c78cb49f3
SHA512 ed2bf8452ae46955e98af3090d0339f2e4afb8c7281f95244e13c8db3405bad749cc5c43de2b5c668b9ffe848ad577cbf7f5355f7c382ba996469a810a679cfb
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT0ngj9N9jc2ZtTZgYY3j:ZhpAyazIlyazTtRwWt3yj
TLSH
T19C93AD03B6D2C130E0B70A7608A8CE15077F7E765EB18E5B3794218D49B56C09E3ABB7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
648	CTS.exe
376	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"	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_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	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_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	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_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	2220	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	648	CTS.exe
Token: SeDebugPrivilege	376	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 648	2220	2026-08-01_06da06971fd9139e44cdd8f6bf87e769_bkransomware_elex_maze_rhadamanthys.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-01_06da06971fd9139e44cdd8f6bf87e769_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_06da06971fd9139e44cdd8f6bf87e769_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:2220
- 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:648

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:376

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 b4e1468fe6587d8c4ba11d4cbed9affef1ba6ab045ec8396c763337e25fb13a9
MD5 b8498fb649ce74eb7f0e3b15154dad56
SHA1 8471a9abaacd66e30030b02921ea5f40b8e3fcd6
SHA512 210bcdc59627c9b905efbfd3c143d4b3fc86dea462c1186ddf279a27639736feb4c4923b66555862c2efb3752bf888dd5707d9ab0ab32376e7c0b88697e415d8
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT+:ZhpAyazIlyazT+
TLSH
T1A9736C03B6D2C171E4B70A7249B9CE51067FBE765EB18D5B33C4218D4A752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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jbY103nFzKVeZ94.exe

Path C:\Users\Admin\AppData\Local\Temp\jbY103nFzKVeZ94.exe
Size 95KB
SHA256 0356f6a09d218dac567d44b89705f1ff928aaa5b34956170cdba2d39f2e54d44
MD5 0c209dc74e177c6f8c1797f3c8d69be7
SHA1 0017cd1ed8187ed0a03ae73f96a8b8c013200b17
SHA512 e4e7be623f2f3bc128878b161d9350730b42fa022b111432603a09dda4a894bdb3f32e9d3a582f1eb42101fc1d21a6b8889bcc928b38dc8531645d29d5217d86
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTO3YqBayHT9iSWj:ZhpAyazIlyazTO3DBa0T3s
TLSH
T1B3939D0376D2C171E4B70A7609A8CE510ABFBE765FB18E9733C4219E19712C09E39B67
MD5 SHA1 SHA512 SSDEEP 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