83f9ef1f67a6a12656c25bebb8455d2e5cd099247b3211ec3a08ff7dceffd653

General

Target
2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe
Size 557KB
Sample260718-dn95lset7p
SHA256 83f9ef1f67a6a12656c25bebb8455d2e5cd099247b3211ec3a08ff7dceffd653
MD5 808acd97eb6a9bf4cfaa6338e59a8548
SHA1 b3cc82a2ca5b22da7dc82d301ecafcf4a0781061
SHA512 27cdf2d43c662a450387436f0d9ec1398af2d49c3be34b1a9a772ffe33ac7f9b346891343ad8d05ec0b841c728f0fe07d7f8bb8f1e9005fddccbe82fd656516f
SSDEEP 12288:xC02h19f3DpXEHt8pnbrGW0BtF88v/qCeXFybdk2+D1lx3:DY9f3DpXENOfGLL28v/73O2+D1lR
TLSH
T14EC41207FAC25474E0AB0A7E04ED8D414BAFBA3699F1CE8E23A0611E04645D15F79B7B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2900	CTS.exe
3908	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"	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_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	CTS.exe
File created	C:\Windows\CTS.exe	CTS.exe
File created	C:\Windows\CTS.exe	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.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	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_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	5156	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2900	CTS.exe
Token: SeDebugPrivilege	3908	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5156 wrote to memory of 2900	5156	2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-17_808acd97eb6a9bf4cfaa6338e59a8548_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:5156
- 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:2900

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:3908

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 4dbf2bbd4959edf7bab6e536e9a4e1b93240399bb8cd561d1ff6e52494d3db3b
MD5 f57c33788270e0a557543197b5bc176c
SHA1 38a7fa58f33385f3f563bc6996b577171e8ade0c
SHA512 470caf80b1f0228aab502457cee7dc236a7cac5fab1607ebd8af8832af0b28901d106344613f5973b5123a92d9c51c94a383e996bdfe2559c5710150e3827655
SSDEEP 12288:xC0XpMtmj/Vu0U8fa6mW6UbpQMVZxE0Cg04olSMyCUVGGvMZyEHdGS:D5MIj/YYRptxEdb4mR0WdX
TLSH
T11CC41213BBF68570E8730A3649618A85057FBEF65AB44F97A280129D5E383C04F3D7A7
MD5 SHA1 SHA512 SSDEEP TLSH

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QHdSyuOBu2aiqNm.exe

Path C:\Users\Admin\AppData\Local\Temp\QHdSyuOBu2aiqNm.exe
Size 557KB
SHA256 9241a4a81af5eaa700326936d3cf7f2ad65fcf53e89d984080fc52484714f47e
MD5 7c52baf84a16ab8421d34dd1b1ee3333
SHA1 73deeb58425494f14746482b74a1c6e714a6e660
SHA512 3dcd54de602bc06d82aa7399c12f2f0819bd346d57dc46fe06aff133df0fc59ed4d133294534b86fb54ec67f66715c982888a1369fd5316f55380cde5749025b
SSDEEP 12288:xC0bFj4BJACWxRdL0YGCojf7/9zjfPvKmUcdClqici:Dy0xRdoYGCc7lnDxdCkici
TLSH
T18DC423137AE78970F0AB0E7514A99F740AAF7EB72A708C6B2380457D94751C0CE396B7
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