f845c942891115c0dad664528966cde5906cc5c933f4c1a9bf52a0463db923b3

General

Target
2026-07-24_8295d2aa0851fb61c8f7297025df090b_bkransomware_elex_maze_rhadamanthys.exe
Size 135KB
Sample260724-xvrrdsbl7x
SHA256 f845c942891115c0dad664528966cde5906cc5c933f4c1a9bf52a0463db923b3
MD5 8295d2aa0851fb61c8f7297025df090b
SHA1 3d92fdbc25a4f49f83161332ca4adb8c5f95fdeb
SHA512 709e88acb52d93a56791a097054c9c8036b21dddc2b621e9d8a68ce0e284137daa98e4b12dfbc274949d76dd93a35c2d02b9030567d1d0eb0ab350fd66bec968
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTSawSAAjg40qJRYzchUvbn2S7Nd5Lsc:ZRpAyazIliazTaSDEgUlH5LLT515boQ
TLSH
T12ED3DF03B6D2C171F8B70A3248A4CE6106BFBE725E718E673384618D45B52D09E39B7B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
5380	U0fH9dyrbiGypiV.exe
4904	CTS.exe
5060	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"	2026-07-24_8295d2aa0851fb61c8f7297025df090b_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	2026-07-24_8295d2aa0851fb61c8f7297025df090b_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 3 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	2026-07-24_8295d2aa0851fb61c8f7297025df090b_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	U0fH9dyrbiGypiV.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2496	2026-07-24_8295d2aa0851fb61c8f7297025df090b_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4904	CTS.exe
Token: SeDebugPrivilege	5060	CTS.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 5380	2496	2026-07-24_8295d2aa0851fb61c8f7297025df090b_bkransomware_elex_maze_rhadamanthys.exe	87
PID 2496 wrote to memory of 4904	2496	2026-07-24_8295d2aa0851fb61c8f7297025df090b_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-24_8295d2aa0851fb61c8f7297025df090b_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-24_8295d2aa0851fb61c8f7297025df090b_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:2496
- C:\Users\Admin\AppData\Local\Temp\U0fH9dyrbiGypiV.exe
  C:\Users\Admin\AppData\Local\Temp\U0fH9dyrbiGypiV.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5380
- 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:4904

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:5060

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 80ce2dd817cdb076b21a80c0802b16356948f5ef39b4ad1bdeeacf2c685d9e54
MD5 218cb03d8499b01647856d55130e2375
SHA1 6cde37b76c34d2d13bdcde64c83348b6af38f64f
SHA512 d5f4412134338cc7336f1186b41537201863aef98595d7fccd37558e50a2ee52a3732c22098cbebb8dffbcd1c4b4a9821a71913178142e024bce31684555fdc8
SSDEEP 12288:xC0H/1cFMZvCIu0QMi99gur3lpQE4P+07rdGCKS78CBjkf6:DHmFMFgJJnfrVp94P+fhCBgi
TLSH
T19BC412937AD2D030F276267208A1D9380A7FBD725FB29D2B968814CD80F91D19E39777
MD5 SHA1 SHA512 SSDEEP TLSH

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U0fH9dyrbiGypiV.exe

Path C:\Users\Admin\AppData\Local\Temp\U0fH9dyrbiGypiV.exe
Size 64KB
SHA256 5c1af46c7300e87a73dacf6cf41ce397e3f05df6bd9c7e227b4ac59f85769160
MD5 e97c622b03fb2a2598bf019fbbe29f2c
SHA1 32698bd1d3a0ff6cf441770d1b2b816285068d19
SHA512 db70c62fb35a8e5b005f13b57c1ebbf6c465f6ff0524422294c43e27fb4aa79379dc1e300ad11dc2354405c43b192ae06b91c0f525a1f2617e4d14673651a87d
SSDEEP 768:nMgEYaPKRsVvd7M826QXqVXDjPXHyRhQcBU+zGqJS967GMctEvdGA9SYxQ:Mg/6/tM8NXDjPX0QWlfGMckTQ
TLSH
T1C7536B21B981C073C4465079482DC7B19F7BBC3126B5C987BB961BBB9F313D1A72B24A
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