d536a46f8da20c1259f8576b18eb21e10d2d472ca1b435df1bbab827e9d8fefb

General

Target
2026-05-03_b32d774f02f1f5fc2c5f2a95b6ed517d_bkransomware_elex_maze_rhadamanthys.exe
Size 71KB
Sample260503-vxselaew3z
SHA256 d536a46f8da20c1259f8576b18eb21e10d2d472ca1b435df1bbab827e9d8fefb
MD5 b32d774f02f1f5fc2c5f2a95b6ed517d
SHA1 ae89e7d9833b939331e2f0b23bfefb18b3f2ef7c
SHA512 291c4ccc9a8c925188df03be46b89d47cfccf8982d2645e18daf0f1633284f0f302035cd7de6a5dadf729b586f4340ccf3919ec48e32a8deb29ac5051d44d080
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTR8:ZRpAyazIliazTR8
TLSH
T117636C03B6D2C170E4B70A7249B8CE510A7FBE765EB18D5B33C4218D49752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3744	CTS.exe
836	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"	2026-05-03_b32d774f02f1f5fc2c5f2a95b6ed517d_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	2026-05-03_b32d774f02f1f5fc2c5f2a95b6ed517d_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	2026-05-03_b32d774f02f1f5fc2c5f2a95b6ed517d_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	4836	2026-05-03_b32d774f02f1f5fc2c5f2a95b6ed517d_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3744	CTS.exe
Token: SeDebugPrivilege	836	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4836 wrote to memory of 3744	4836	2026-05-03_b32d774f02f1f5fc2c5f2a95b6ed517d_bkransomware_elex_maze_rhadamanthys.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-05-03_b32d774f02f1f5fc2c5f2a95b6ed517d_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-03_b32d774f02f1f5fc2c5f2a95b6ed517d_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:4836
- 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:3744

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:836

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 22f2b471a1522f99613ed09cacf3ca2a234b4d7ffa8464f89712916f2abe6906
MD5 3f85af4b5b87f114f28012523dc66460
SHA1 f7c72f3fd38ae81205cb094c2dc85af92e81718e
SHA512 2a8c441f2057e232073885cf2fc2cd9ffc75d5c8c1add00a50aa6690b524b56dfda35b67c23e637163407c3dac9e6838b778912e7b3916eb5f955d2a424f2591
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTDe31:ZRpAyazIliazTu
TLSH
T195736C03B6D2C170E4B70A7649A8CE51067FBE765FB18D5737C4218E4A752C08E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

XXb2CcKrWisKudj.exe

Path C:\Users\Admin\AppData\Local\Temp\XXb2CcKrWisKudj.exe
Size 71KB
SHA256 cb2a5e97a3cf3cb3e56bceae77be56a0143b8ff38028ec5b2d9e333a5fd86342
MD5 3d03d2b5a5fe96632ab952dca3fb480d
SHA1 e709904abd8a08f34b4a3fd63806f95a79a1d2a9
SHA512 2d3aa9a9e13ad100426da9ccbaff25ba53c36a9864d9168d241fcee721a84b6bc4d5251fea583c75fd8129ba65c18826d50e45419b0c4e78febff9452b35f836
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTF:ZRpAyazIliazTF
TLSH
T17E636B03B6D2C171E4B70A7649A8CE51067FBE765EB18D5B33C4218E49752C08E3ABB7
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

Submit Download

memory/836-28-0x00000000007E0000-0x000000000089F000-memory.dmp

Download

memory/3744-35-0x00000000007E0000-0x000000000089F000-memory.dmp

Download

memory/4836-6-0x00000000007D0000-0x000000000088F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads