b2fdb61e42b04654212666d1ffcf0b4dfaf3b244a53c73b466c7584bb438566d

General

Target
2026-08-04_d98568e04f22bb7fa83b48c26103e5a5_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260804-14nymshf65
SHA256 b2fdb61e42b04654212666d1ffcf0b4dfaf3b244a53c73b466c7584bb438566d
MD5 d98568e04f22bb7fa83b48c26103e5a5
SHA1 6c85ab4356a4dbb40b9311aa6748f1f56a973c75
SHA512 07f06c5a387bcb54fc9857f1788f3b16914936bcf760cad4b580558f46f90ee720fa18e7433158780546ccc743d2fdd59be663440aeeb2d93a8eee31633f1d58
SSDEEP 12288:hS0tZp+npmfT/MLZJJJQ2ajJB4vxtdg/dn2eR7WwvVjMkYnlhpLNGPd:Dt6ngfT/WZbJQ2aFBAtMrondNG1
TLSH
T1A3C41203B9E8C270F6B61A7544A98D900BBF7EB265319ECF736064CD44769C08D76B2B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
5740	CTS.exe
1528	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"	CTS.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe"	2026-08-04_d98568e04f22bb7fa83b48c26103e5a5_bkransomware_elex_maze_rhadamanthys.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	2026-08-04_d98568e04f22bb7fa83b48c26103e5a5_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	2026-08-04_d98568e04f22bb7fa83b48c26103e5a5_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	3536	2026-08-04_d98568e04f22bb7fa83b48c26103e5a5_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5740	CTS.exe
Token: SeDebugPrivilege	1528	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3536 wrote to memory of 5740	3536	2026-08-04_d98568e04f22bb7fa83b48c26103e5a5_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-04_d98568e04f22bb7fa83b48c26103e5a5_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_d98568e04f22bb7fa83b48c26103e5a5_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:3536
- 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:5740

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:1528

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 1792c1e3dcc1e321ef87001c0c36439ca09ae39bffb6c6a10e6edc0c58127363
MD5 4fdffcb8d5f95a7c9f12658079ae1fef
SHA1 768ecb8c824eaaf79d3a5f7c0f3ee2386fb76984
SHA512 6981bfcbf1ad1b10094906c6f11dcde51b2a8609801d98963126ad876ea59a52b368e4d20d10dfaf92e15fc3771aabe1fbc35c9a748ee85dbc4850c9f5f71491
SSDEEP 24576:DUod/rQ8Bbs3jVjDsK2Kus42xxqslK1tQtvXjovOabldszgO:DXQ8NspjgK23s4/soDQxabbg
TLSH
T107452307BFC26870E5F58A376CA459D615AF7E530F614F1262C0696F80313E288B97AF
MD5 SHA1 SHA512 SSDEEP TLSH

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sI7kAZ5JkSBlWB7.exe

Path C:\Users\Admin\AppData\Local\Temp\sI7kAZ5JkSBlWB7.exe
Size 557KB
SHA256 885ab899a77282a983c381e182dd3a7e82c21b5329d631c5c44c9ba9b2ded3e0
MD5 73382ff7af34f625fc91e4149ca1ee71
SHA1 d5e11b6f2335f64e4ca6467ba0ef670e6b1b244b
SHA512 00e1c1814b3c88de25d4caf175ad482685210e9b6540beab4309ebcf9f30282a91478a211be3b1b1a677db73d0e4a36cb99c51c6cd6842667c7fde3340830050
SSDEEP 12288:hS0NO76jpVJW+Crpv+1NAn8Rq3SZVLBKmPPU31pqK:Dcpt8Rq3SZZP0qK
TLSH
T1E6C42217B2D242B8E07B137805B0CEA5076FB8B29FB699567F54900C0B713D05E2AFA7
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