ad1931604672905d5a1dbbd1b2236fb83347f289e523898e6c03e050d191ac9b

General

Target
2026-07-18_0d31719a942d82e61d035979e257f15f_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260718-p259csfs81
SHA256 ad1931604672905d5a1dbbd1b2236fb83347f289e523898e6c03e050d191ac9b
MD5 0d31719a942d82e61d035979e257f15f
SHA1 acafa6b888ff24e57319e3eec03a4c6fb1ef1bf8
SHA512 d40cc3c2ade115730fa6e6667e090eab9a8a37f6da765f8d9d5615f3872777d7cf5ede144d0d51bcbf40468027b236a67d05d6cda7836f5b787be33e38bb3eb4
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTnoLYHbdgvdoXpCs6ZhFuqD:ZRpAyazIliazTowdqdoXWZhv
TLSH
T15A939D03B6C6C171E4B70A7209A5DE610B6FBE765EB18D5737D4208E09752C08E39BAB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4188	CTS.exe
4132	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"	2026-07-18_0d31719a942d82e61d035979e257f15f_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	2026-07-18_0d31719a942d82e61d035979e257f15f_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	2026-07-18_0d31719a942d82e61d035979e257f15f_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	5896	2026-07-18_0d31719a942d82e61d035979e257f15f_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4188	CTS.exe
Token: SeDebugPrivilege	4132	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5896 wrote to memory of 4188	5896	2026-07-18_0d31719a942d82e61d035979e257f15f_bkransomware_elex_maze_rhadamanthys.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-18_0d31719a942d82e61d035979e257f15f_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-18_0d31719a942d82e61d035979e257f15f_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:5896
- 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:4188

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:4132

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 b6ed13a5e424c138a71a343fd120bb8a713df75642bae8e03ef3382c9ed67047
MD5 42c2a3a9896a80fcfc33e5f193e54bd8
SHA1 9dbe3179351563ccc0bdc950995178c74530badc
SHA512 c6186ed82c637410bbdc1a051cce7efcb8c98963dc5dc5577b9ba9478cf58cd638c4a885d7e161f94f1358d63716451a1f6205c9e1dbda48bab49de5c9cce29c
SSDEEP 12288:xC0s8te+rA08RaRm5STrotOoP/0Jnkmyn4ulHoPM:Ds8tFb8RSJTrpognkmIPHoE
TLSH
T1F2C42303B6C59270F47B4A3628A9DA34835BBE721EB4C91B3B94085D0E712E09E77777
MD5 SHA1 SHA512 SSDEEP TLSH

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gDpR5c0RVoZdvV2.exe

Path C:\Users\Admin\AppData\Local\Temp\gDpR5c0RVoZdvV2.exe
Size 95KB
SHA256 482767ca11c61dc4cbbbf7b097d0ef76887cebf72aff026ebae7e45298e94e13
MD5 f53beef0c483e7a511ad7a3ea0261dd2
SHA1 ee6e93ba53f1110f771c66d59940683966d3768e
SHA512 cf591f90bfe58426008238483ae6a099886b1bb16e71563adf3f4d91a4455fe80796fa6d8d4e0627438b26c8977d6f20525b9d359de81b951da8aab6aeed697a
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTSML7KosfifiPdlixHeo:ZRpAyazIliazTj+9MxHR
TLSH
T118939D13B6D2C170E4B70A7249A9CE61077FBE765FB18E5B3384618D45B22C08E39B67
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