fe511aa52577bc288f1157ad5bc620c03fde069e4813930163e0be0a833d76bd

General

Target
2026-07-20_797ec32dc519520226093879feb5edc2_bkransomware_elex_maze_rhadamanthys.exe
Size 249KB
Sample260720-v271vabt5y
SHA256 fe511aa52577bc288f1157ad5bc620c03fde069e4813930163e0be0a833d76bd
MD5 797ec32dc519520226093879feb5edc2
SHA1 704eee4294f7053e7db03e6b28e9667875b96669
SHA512 c0d3af0b75a53677b45009ae3323ea7e34be64b8c7b7e4aaaf50eff23ee8787db9c00019b6153dff1744b85e6e9807cab83aa330dde9900fa0797117109155f2
SSDEEP 3072:ZhpAyazIlyazTZzISs9Eu4YDhZX7JdTPozLHyb+GyCdHwMv1i7+HBkzVdWw2Lfwe:hZMaztzFqNrX3TK1QHztiuEUxABxsiq
TLSH
T16E44F103B6C2A174F0770A7305B0CEA946BF7C7A1FB18E56379821AD96752C14E38B67
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1940	CTS.exe
3372	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"	2026-07-20_797ec32dc519520226093879feb5edc2_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	2026-07-20_797ec32dc519520226093879feb5edc2_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	2026-07-20_797ec32dc519520226093879feb5edc2_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	4716	2026-07-20_797ec32dc519520226093879feb5edc2_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1940	CTS.exe
Token: SeDebugPrivilege	3372	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 1940	4716	2026-07-20_797ec32dc519520226093879feb5edc2_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-20_797ec32dc519520226093879feb5edc2_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-20_797ec32dc519520226093879feb5edc2_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:4716
- 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:1940

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:3372

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 fe7e60ae1bdff7d14852fb081ca93d4a1e8716182147da8728c002cde23bd5dd
MD5 d9df19a7d7c7d563c0d370bd3b6b145d
SHA1 8bde60fdaf7c468c2ac667331a174c530dd74cfe
SHA512 555db176b85da1e0d3e9ff24e49f0ee7295625f3b10f3eae0c444db776fa913931cc38c6cb3e06a39ce0013b3567aa4951a7d3320eb2926a0f21226adb879e7b
SSDEEP 12288:hS0u44EBQh5jW6MrrWWN6LUcuRS3tdKF2F70I/EqfWBhMkb0ZuvSEzjc:Du3v4PrWgMUcgS9cdIxWMGvSuc
TLSH
T169C4121331E69470F8650F324A98CE6406AF3DBE9EB6DD8B7761114D09B36C08E3AB57
MD5 SHA1 SHA512 SSDEEP TLSH

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XkZbaah8E0mciAy.exe

Path C:\Users\Admin\AppData\Local\Temp\XkZbaah8E0mciAy.exe
Size 249KB
SHA256 3a54dc066f8b1ae6e4ed4024e64eddb7b304ef1619fab73cd64ef07a3d8c3531
MD5 c492d825c6ef93b051fd9e69e340b916
SHA1 b03b7de753868a2f16999b058f90bfbaed43cd79
SHA512 a21afb5bcc287b6cf3a860ed56eccf95245c7e5b2756d97110cb91badf4c4784af11a4a8e12fe735ba2dfe145d8ddbde0a0897b587b8e547697403f0069a3ed8
SSDEEP 6144:hZMazsyoOl1ugS9vQL0DOzfI1FteWAlnPY3ycoATd:hS0srY2QL06zwk3PY3fd
TLSH
T146440113B7D58172E4B7033208A8CA614ABF7E729BF18D977398108E15756C18E7DBA3
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