65e8c09f9b51b543f0bdc02b22a1a24e5cf02d23c5b92fbcd40307ee9e169d1c

General

Target
2026-08-04_af1e79822d1f12e3d86f9200de3fe516_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260804-xepbbsxfph
SHA256 65e8c09f9b51b543f0bdc02b22a1a24e5cf02d23c5b92fbcd40307ee9e169d1c
MD5 af1e79822d1f12e3d86f9200de3fe516
SHA1 7ecd31a996a496109fcb95c262788c62c5d02c2e
SHA512 55aa649e595d334dbbcb06cbb4a6b23edbcb5f89f8aea42e2e0a841565b95d1939b97486843944769016e505dac42b1feb8fcf1664047309a98334809ef51703
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazT1nf2s2XmkJ6:ZRpAyazIliazThfbcU
TLSH
T14793AE03B6D6C171E4B70A3649B4CE50067FBE725EB28D9B33C4218E55752C09E39BAB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4948	CTS.exe
1208	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"	2026-08-04_af1e79822d1f12e3d86f9200de3fe516_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	2026-08-04_af1e79822d1f12e3d86f9200de3fe516_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	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-04_af1e79822d1f12e3d86f9200de3fe516_bkransomware_elex_maze_rhadamanthys.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1380	2026-08-04_af1e79822d1f12e3d86f9200de3fe516_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4948	CTS.exe
Token: SeDebugPrivilege	1208	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 4948	1380	2026-08-04_af1e79822d1f12e3d86f9200de3fe516_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-04_af1e79822d1f12e3d86f9200de3fe516_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_af1e79822d1f12e3d86f9200de3fe516_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:1380
- 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:4948

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:1208

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 04b1626ea7babe7dcedb26138d3c5d524e28f1c834053e38c652b7e862aa9468
MD5 00c257f3d5308cb024a43f235b020431
SHA1 972277a5934ba5c444b734f62e80fec0494e9ac6
SHA512 334389a7e115ad72951cc57198e718c410e1daaa9f5bc2f52e29b20425bedd23bd23e9a37fc6830120afaff8ad1360bf91338de7fc67ba80ee6b10b5149ad99d
SSDEEP 12288:xC0R1emuW9RmkpAZH8KV5lcNFKTBMbn4539+9SS8bThF:D5n9RoH1rlcNFAG4539+9JqX
TLSH
T1BEC41313B7D39470E8738739A98DCA62567FB9790E368E5F13C0308E4A365C45D2AB93
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

D9AndJoWC9orjjx.exe

Path C:\Users\Admin\AppData\Local\Temp\D9AndJoWC9orjjx.exe
Size 95KB
SHA256 3a47485c95f9b91f9f9401b8a4dd1b8fc6c1cc24401d31cbeaa4bf572833a6ed
MD5 2347e91179158f9a9d5ba87ec637ce3a
SHA1 2ff585f614be8e3e32d1246f52a109d4677f5a53
SHA512 415c180a437c15e32607c33337c27606b7d2abcb593eade5edede88e9eb2daded32e7991ce84e8758a32a2ef457fbe70ee4d6950ce29a262b88312d8ec24af51
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTWhG+j3FllzX3Sjsh:ZRpAyazIliazTYG+jTlznSIh
TLSH
T18293AE03B6D2C170E0B70A7649A4CE5106BFBE765FB28D5B77D4218D09712C09E3ABA7
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

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads