e9b52d4ca8cd43f46e5ef6c55b4df94fbee479ae3a9033fa526d3daa014bb598

General

Target
2026-08-17_34221a1ca23cdcb12635d1f716c4ceca_bkransomware_elex_maze_rhadamanthys.exe
Size 391KB
Sample260817-2f85caan5s
SHA256 e9b52d4ca8cd43f46e5ef6c55b4df94fbee479ae3a9033fa526d3daa014bb598
MD5 34221a1ca23cdcb12635d1f716c4ceca
SHA1 09c6c8205e0a321b1c79d9dd5108d631708d2067
SHA512 cd95fb262921b7a6350ed9c551fe56796a98ed995dc7780eb2d91eeff058302d2afc0e6e941c939cf8310bc5fa1721ffbed19418016b732017f983e3e6c12fd3
SSDEEP 12288:xC0kSTPKEbW7TgELR0G+1qXPW+hLz71HhUbEU:DkSjHWl90QfWg73UbZ
TLSH
T1A784120376D262B1ECB347380AB98E5547AFFEB21A718C9B73D0614C59325D08F29B67
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2720	CTS.exe
4020	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"	2026-08-17_34221a1ca23cdcb12635d1f716c4ceca_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	2026-08-17_34221a1ca23cdcb12635d1f716c4ceca_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	2026-08-17_34221a1ca23cdcb12635d1f716c4ceca_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	5604	2026-08-17_34221a1ca23cdcb12635d1f716c4ceca_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2720	CTS.exe
Token: SeDebugPrivilege	4020	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5604 wrote to memory of 2720	5604	2026-08-17_34221a1ca23cdcb12635d1f716c4ceca_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-17_34221a1ca23cdcb12635d1f716c4ceca_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-17_34221a1ca23cdcb12635d1f716c4ceca_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:5604
- 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:2720

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:4020

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 4e92a50d3ed4e1f411f7fc0020d7e6329f3bed3ab7dcb68b7e1bbe1ea80e1b8d
MD5 688b160c3dee567492c49195f91ab16f
SHA1 7cf98f7690eaaebb8c37e1066745a9a1fb78c6da
SHA512 20d3b32a15afd7fa6674e2a7d094f9c2ec7f36daa8b9cbdb39ca71cad1a11e7f5375d2fc8909dca658b46233e48b854a22fa0979a150648c406c3130e3cdce0b
SSDEEP 12288:xC0oMu4J77hD4f1yaZCeC+WeIl49SM0V0i8n948ZbaUZPUzd:Dojmd81ywlnbIiSM0S9pbozd
TLSH
T1E8C4120373E0C430D5FA2A7615A4D9E14BFFBE654EB04E87738C10EC46652829E7AB97
MD5 SHA1 SHA512 SSDEEP TLSH

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5Gq0N4NIkIfQwsS.exe

Path C:\Users\Admin\AppData\Local\Temp\5Gq0N4NIkIfQwsS.exe
Size 391KB
SHA256 15b99d48775bf717c30b8fca9d46af7580d3bd24680a2ae586bb839186eb1bb7
MD5 e1f980f72c72878f21bf09f665fc0198
SHA1 e4a94e6e8d764729f7cd35d685a8afe54ccb0a0c
SHA512 566607373ca759ca1a89d2ae07cd7954f553e29bf4dc06af24cd934118e2e4597867a3b4349f35d3c1950520b7c76e1b5dfc8782db9448043d027ed0746ba1ae
SSDEEP 6144:xZ8azT7d0WKQIb85onz/VJAxuNOCNXnI0tkBrQvvuCJTVuBO3Z93NKeNM8k:xC0TZ5Mz/nAxeP1nDmBrQnuCR7Bu8k
TLSH
T1BF841253BBDAC070F126453904B0CD56027F3EB25DB1AD4B3784258E1A75BD2AE3AB63
MD5 SHA1 SHA512 SSDEEP TLSH

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CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 b43be87e8586ca5e995979883468f3b3d9dc5212fbfd0b5f3341a5b7c56e0fbc
MD5 f9d4ab0a726adc9b5e4b7d7b724912f1
SHA1 3d42ca2098475924f70ee4a831c4f003b4682328
SHA512 22a5f0e4b2716244e978ee50771823926f86baf0382ece48fd049f039cf77b5eb0691d83c61148903cff081fdbea969f47b8ed521647717f42bbed5c64552432
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT:ZRpAyazIliazT
TLSH
T176636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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