5177b93af0c874404461c81cc1ae2fefb7123443651ae1017fe890ff4d8b2879

General

Target
2026-07-23_89c679b92c1cf62157cda77089e9a42f_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260723-jm6cxstemf
SHA256 5177b93af0c874404461c81cc1ae2fefb7123443651ae1017fe890ff4d8b2879
MD5 89c679b92c1cf62157cda77089e9a42f
SHA1 3360440884f9142da3be24a24786ae5502be7f43
SHA512 868d37d4a35bdb0c36e1f2f9754a38b492300156bb93d5764c77fb918e37850b167cd8bae6d25f1a96238d444aa9a7ed06277ad38bf2575519f30df5b34d1158
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTgEWSVQjq+/5dJuZv3j9DCQYB0:ZRpAyazIliazT1WAsq+/puZvTdCB0
TLSH
T1D2939D0376C2C171F0B70A7649A5DE610B7FBE765EB18D5B3384219D0A712C05E3ABAB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4632	CTS.exe
2044	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"	2026-07-23_89c679b92c1cf62157cda77089e9a42f_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	2026-07-23_89c679b92c1cf62157cda77089e9a42f_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	2026-07-23_89c679b92c1cf62157cda77089e9a42f_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	2644	2026-07-23_89c679b92c1cf62157cda77089e9a42f_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4632	CTS.exe
Token: SeDebugPrivilege	2044	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 4632	2644	2026-07-23_89c679b92c1cf62157cda77089e9a42f_bkransomware_elex_maze_rhadamanthys.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-07-23_89c679b92c1cf62157cda77089e9a42f_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-23_89c679b92c1cf62157cda77089e9a42f_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:2644
- 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:4632

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:2044

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

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 73KB
SHA256 8aa4f29845453ff7581d4ebc030547ad8656127c45880123d5d1d9305862bb99
MD5 c4c863690cecf1e93f70d7ba8af62a52
SHA1 7b949d28268cd4011138896e028610eab012a656
SHA512 7e69b32b6ebe8b04688a210343caf7014dd280e847cb99f59288fe64281d74e9e361b935c927beec67d57587c8a535a0287146a2888ddddacbf47505b73e168c
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTxS:ZRpAyazIliazTxS
TLSH
T1C1736C03B6D2C171E4B70A7249A4CE51067FBE765FB18E5B37C4218D4A712C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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arPgcPizGyo2eU5.exe

Path C:\Users\Admin\AppData\Local\Temp\arPgcPizGyo2eU5.exe
Size 95KB
SHA256 816e218b8920a642be767904e9b17b7995f5f7f649b0e5ba74f73caf5f5e4db9
MD5 44f8b0fbcada148e72f7cd4d496c7043
SHA1 6bc210100d3c07027b5bf82ec7f75e2d6afd0937
SHA512 a9780a56909e892312632f9daa1e68461b26d257304bc166b549fd07fec920366113e801505acbb291b21399fef422a5ac352f977a3208cdc53c510e8f990a2f
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT8z+J7wgSg:ZRpAyazIliazT8zqUgSg
TLSH
T13093AE13B6D6C170E0B30A7205B8CE910A7FBE765AB18E5733C4259E49752D04E3ABA7
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