502beee9b2176f314394cd18427090d63b63804d7bf87784fc03b258277786d4

General

Target
2026-07-15_be43c704aff662a78ba9e9d38ea4beea_bkransomware_elex_maze_rhadamanthys.exe
Size 422KB
Sample260715-eyn6kabv9n
SHA256 502beee9b2176f314394cd18427090d63b63804d7bf87784fc03b258277786d4
MD5 be43c704aff662a78ba9e9d38ea4beea
SHA1 451bb8a7c4e721fee131e725130b0f1dc9a106f6
SHA512 acd2658690cd4ad3fb6b1eb21d0a32f412bb5c43b6c1ecbc8c101583804ff7316bec89eb0ad1b6138bbe81c12bc3f038137bbd2a188823e0781b9dfb95a1b370
SSDEEP 6144:hZMazMN5oPbHxE/GaLwvySnjBCavNaW+aDsA9BDZfRZLNlwHAkcORu34ajcIXC1a:hS0MN+bHm/GsunjtBDTJ/ZLNRKMu5E
TLSH
T136941213BAD1C070D9B60F7244B98E89562F7E725E728D9B22C0328D15F93D24E3667B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4592	CTS.exe
1276	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"	2026-07-15_be43c704aff662a78ba9e9d38ea4beea_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	CTS.exe
File created	C:\Windows\CTS.exe	2026-07-15_be43c704aff662a78ba9e9d38ea4beea_bkransomware_elex_maze_rhadamanthys.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	2026-07-15_be43c704aff662a78ba9e9d38ea4beea_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	1280	2026-07-15_be43c704aff662a78ba9e9d38ea4beea_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4592	CTS.exe
Token: SeDebugPrivilege	1276	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 4592	1280	2026-07-15_be43c704aff662a78ba9e9d38ea4beea_bkransomware_elex_maze_rhadamanthys.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-07-15_be43c704aff662a78ba9e9d38ea4beea_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-15_be43c704aff662a78ba9e9d38ea4beea_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:1280
- 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:4592

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:1276

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

Replay Monitor

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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 a3884860d3750cba9baaec078f8d6e43d36b018d439396378aadb43cb571224b
MD5 da732d129a27fe5794cf9e305e0c5fa0
SHA1 f6b5b9e3c2e4585622653a05e6f3fa5fb68f9d55
SHA512 09d12cb6f7ca483eaee2403166a59c008b6910fbb3536e129d60313c7824837bc1b65ae1187afaf8156c1eeb43a5b94457973a8ca571d854f211229b1fab2f6b
SSDEEP 12288:hS0DpgyfngawCWkjUc/vTheVKqNJxxXweHDBQ1cCwoy7:DDuyvgvCpjUcVeVv/xXwejBQ1cCLk
TLSH
T1C9C4230376D9C672E42B16745429CD248AAF7DB286328AD637C8514D14731C2AFB8FBF
MD5 SHA1 SHA512 SSDEEP TLSH

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F1M8tlTCeQasaFM.exe

Path C:\Users\Admin\AppData\Local\Temp\F1M8tlTCeQasaFM.exe
Size 422KB
SHA256 9c95701e5ced0375a37781c4d38f649194ce4136c6026faf4b861adfbb388ed5
MD5 888f7a429d1edba6e8d362d2d900a13c
SHA1 c6da99f2ef104471386b76cc7eb9f9c2b02cf137
SHA512 599839cd8673c58e70e65a9cc8b8a7c4a293e7741d66731c65cf77af9551e6c9043b9a58d04804f63a861d6878d50745386a882b1e8a7d56874ba621d5a991e9
SSDEEP 6144:hZMazYHESumIEXuo3p2aanqbfAz0FsnYvONDy/n9YhATIWNsvElMGspVO5YFEM/0:hS0cI8mqz4cCDan9iWNsvEA8YFb/T1/q
TLSH
T1DA9412037AD5D075E4E7067709A48C0513AFFD7ABEBA8D8B6288A18D49711D0CE39B73
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