a9e9e124bbfff3cf92ed269da8683da2665dcf01115e26da6eac72df7451414e

General

Target
2026-07-21_bf4011bdc611a9dab4c540e5b7f6057a_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260721-efcd2sd19r
SHA256 a9e9e124bbfff3cf92ed269da8683da2665dcf01115e26da6eac72df7451414e
MD5 bf4011bdc611a9dab4c540e5b7f6057a
SHA1 981f8afbe01e5a8dfa348053a296b79ad1c992e5
SHA512 70932deffff52b93ad48a7cd4207ce576bb9015f875e71d2132e42484057a675eef21c3e45a798b432235ed3b9992b561931cbdf21e1a0f94ef117316d1e1712
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT7GX4HO5mwF+NCy:ZhpAyazIlyazT7Bu5Vry
TLSH
T180939D0376C2C170E4B70A3609B9CE510A6FBE765BB28D9B3394218D45756C08E7ABB7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1728	CTS.exe
4332	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"	2026-07-21_bf4011bdc611a9dab4c540e5b7f6057a_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	2026-07-21_bf4011bdc611a9dab4c540e5b7f6057a_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	2026-07-21_bf4011bdc611a9dab4c540e5b7f6057a_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	4032	2026-07-21_bf4011bdc611a9dab4c540e5b7f6057a_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	1728	CTS.exe
Token: SeDebugPrivilege	4332	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4032 wrote to memory of 1728	4032	2026-07-21_bf4011bdc611a9dab4c540e5b7f6057a_bkransomware_elex_maze_rhadamanthys.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-07-21_bf4011bdc611a9dab4c540e5b7f6057a_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-21_bf4011bdc611a9dab4c540e5b7f6057a_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:4032
- 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:1728

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:4332

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 9057b077c6afa863d470a89def4532b90ff6933205f9c006c7b920e6bfc2bef1
MD5 f7e6512cb0f8c5fe0d680a82ffe1c076
SHA1 d9e768373e0ff7669276865030aab15c48bd7e5b
SHA512 3820e4f54d283730d7101e1ea0800ebb930002d40c5c2ade8cb99b11750a46bcd0729006e6777b2e46ac37481a7ad40edb1df30e9c92b9527451ddf150dcd6ce
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTDc:ZhpAyazIlyazTQ
TLSH
T10C736B03B6D2C171E4B70A7649B8CE51067FBE765EB18E577384218D0A752C08E39BAB
MD5 SHA1 SHA512 SSDEEP TLSH

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8MoYEk3JmfsxCGY.exe

Path C:\Users\Admin\AppData\Local\Temp\8MoYEk3JmfsxCGY.exe
Size 95KB
SHA256 59decf16bfd18609f18eaee97989fd7067792642118ce34da488a93d1c9b6963
MD5 898e5bbea85294a8a09313f93d4b343f
SHA1 c4cff38c8daeab6951de652f6318bbeb79fc67e5
SHA512 4ac82b6678e1a9aa86cc9b9b7307e0b9951afee286a35bb84e21ef684dae0366c26b625e57372818675a8681d36bd61a85c22a32b8f6aff779e2b16ddb75cc4b
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTgRE0h+sQ8Twv94mV2SYy:ZhpAyazIlyazT7pf6C7Yy
TLSH
T15B93AE13B6D2C071E0B7067648A8CE51067FBE761FB18D5773C4259E0AB56C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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CTS.exe

Path C:\Windows\CTS.exe
Size 71KB
SHA256 075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163
MD5 66df4ffab62e674af2e75b163563fc0b
SHA1 dec8a197312e41eeb3cfef01cb2a443f0205cd6e
SHA512 1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25
SSDEEP 1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazT:ZhpAyazIlyazT
TLSH
T119636B03B6D2C171E4B70A7649B8CE51067FBE765EB18D5B33C4218E49752C08E3ABA7
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