204f2f88972e63c5a3cb35dc4d73ae5c064479116c18dab097af96146bd0cd8d

General

Target
2026-08-24_cb86c66d66e76547c40121d97cbe5638_bkransomware_elex_maze_rhadamanthys.exe
Size 96KB
Sample260825-bfa97sdp6x
SHA256 204f2f88972e63c5a3cb35dc4d73ae5c064479116c18dab097af96146bd0cd8d
MD5 cb86c66d66e76547c40121d97cbe5638
SHA1 e365a9410a70a50882cb5b6435391f33b58ce5d1
SHA512 0b2148dc2ca7281768b26b808540eec0acf0e78a5f23d0d0e5fdd42e830ca21c75b166ccb19a28b6747566cf7c63c5a6150dceea5b12ab7faa9b42219d753c81
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTojqjELCHYn8iDtUrBtK2G:ZRpAyazIliazT4neY8icSl
TLSH
T17CA3AE03B6D2C171E0B7077209B8CE50067FBE765EB28D9B3784258D49752D09E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
5068	xTJRmjEDm5X0s3I.exe
4552	CTS.exe
1716	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"	2026-08-24_cb86c66d66e76547c40121d97cbe5638_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	2026-08-24_cb86c66d66e76547c40121d97cbe5638_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	2026-08-24_cb86c66d66e76547c40121d97cbe5638_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	4408	2026-08-24_cb86c66d66e76547c40121d97cbe5638_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4552	CTS.exe
Token: SeDebugPrivilege	1716	CTS.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 5068	4408	2026-08-24_cb86c66d66e76547c40121d97cbe5638_bkransomware_elex_maze_rhadamanthys.exe	89
PID 4408 wrote to memory of 4552	4408	2026-08-24_cb86c66d66e76547c40121d97cbe5638_bkransomware_elex_maze_rhadamanthys.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-08-24_cb86c66d66e76547c40121d97cbe5638_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-24_cb86c66d66e76547c40121d97cbe5638_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:4408
- C:\Users\Admin\AppData\Local\Temp\xTJRmjEDm5X0s3I.exe
  C:\Users\Admin\AppData\Local\Temp\xTJRmjEDm5X0s3I.exe
  2⤵
  - Executes dropped EXE
  PID:5068
- 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:4552

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:1716

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 cdc71f081104e66860b499610af7980411fb249e7129461470e7fba694e88443
MD5 d5882c52820b5321793e77fcd68719b0
SHA1 96c87a3beb4bd9b70e23c8d223eb117e1e3ad396
SHA512 5187c42b892f9f79eca50f1132f464556a5477c519dc27677754debc9a361d621ae7f256cd56763a7ce00b44e52c5d60b733c673b2cb7e75f07cfa88302a6adb
SSDEEP 12288:xC0tjq5oM5YXutg9lbPGm95P2aflXCXWZV/Cu4OTrJ8t:DM95YXuIxflDxXmt
TLSH
T1BBC4234372C5D170E8B30A7A8D399DA117AFBE232A71891756C4649D0B361D18E3EBF3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

xTJRmjEDm5X0s3I.exe

Path C:\Users\Admin\AppData\Local\Temp\xTJRmjEDm5X0s3I.exe
Size 25KB
SHA256 5f411c0bd9ed9a42b0f07ed568c7d0cf358a83063b225a1f8f7da3296dde90f1
MD5 abbd49c180a2f8703f6306d6fa731fdc
SHA1 d63f4bfe7f74936b2fbace803e3da6103fbf6586
SHA512 290dd984acc451b778f3db8c510bae7aec1d9547c3ad0a1829df731c136e4ecc9a37dc6a786cf8f1ecc4d14339aed1288af25055f450f6f953138c8d4d5c36e9
SSDEEP 384:OSZ/JKNZKZCGRHJPth4VKAvDgDJgoku8:OSQQTRJPzkKAEN
TLSH
T1A8B2291FF21694E9C14AC2B4D5EF5B33A5B3BD311AB12B2D8368F3606F51690693EA40
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

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

Submit Download

memory/5068-10-0x0000000000400000-0x000000000040D000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads