04ab6af60f11681df193abc6e587f62d8cf7234d5217e0ed58571f5a318edba1

General

Target
2026-08-16_a3a7df3a5aa07789e67fb25817dea818_bkransomware_elex_maze_rhadamanthys.exe
Size 95KB
Sample260816-vsctcasfph
SHA256 04ab6af60f11681df193abc6e587f62d8cf7234d5217e0ed58571f5a318edba1
MD5 a3a7df3a5aa07789e67fb25817dea818
SHA1 d83060798bde7401c3ea9d226ede72aaadb1f7b3
SHA512 fd3a12417b51df04761eba86e9683fa185dbd601842bfc98cfa97016482334614a209cc806be246ee8b452e8e3ff9827a5cbb9968de77509c83098a8acb36bb2
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTeishibYpWNaKMH9QGIgt:ZRpAyazIliazTrp/82GJ
TLSH
T19D939E13B6D2C071E4B30B3648B9CE61066FBE761FB18E5B3384219D59712C09E79BA7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4092	CTS.exe
264	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"	CTS.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"	2026-08-16_a3a7df3a5aa07789e67fb25817dea818_bkransomware_elex_maze_rhadamanthys.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	2026-08-16_a3a7df3a5aa07789e67fb25817dea818_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	2026-08-16_a3a7df3a5aa07789e67fb25817dea818_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	4300	2026-08-16_a3a7df3a5aa07789e67fb25817dea818_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	4092	CTS.exe
Token: SeDebugPrivilege	264	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 4092	4300	2026-08-16_a3a7df3a5aa07789e67fb25817dea818_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-16_a3a7df3a5aa07789e67fb25817dea818_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-16_a3a7df3a5aa07789e67fb25817dea818_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:4300
- 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:4092

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:264

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

Replay Monitor

Loading Replay Monitor...

Downloads

officeclicktorun.exe_Rules.xml

Path C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\officeclicktorun.exe_Rules.xml
Size 557KB
SHA256 391f666ad5fb36deee4eb77b4a50a20af4174bfde526c313d7cc2cec693eb17f
MD5 c84d808f2cf76a069c332f0298731108
SHA1 8d2828c479f5079a5c98b013f7998e01f56741bc
SHA512 de9b96f80f2373c38e1a4f8f91b93af8e6b5115dd809c44f55ec07e6743a3fcfda97dcec4b2785ca77423dd0c8031c9c2d1186f860dcb8522b09615fb2b9fd9f
SSDEEP 12288:xC09v665k+s/e/iQyaNQFBwsxrQblR4ygQxpkW2eZJ:D9SOk+s/eKQfNQ8eKlR43QxYeH
TLSH
T197C412037B999032F473157459648E9247BFBDB85FB1EDAB6388019D58B02D0CE3A367
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

flPp3mY9sxqBYdx.exe

Path C:\Users\Admin\AppData\Local\Temp\flPp3mY9sxqBYdx.exe
Size 95KB
SHA256 315c974c991cf55ee7b672303a1a79d69896eff452ea25e35c5f9be28cff6248
MD5 bb486e91169f517a4b16c03be3776943
SHA1 018752f76fb94f2901a63787a53dec04e1dbbc60
SHA512 f639c26652d4befb92ca97a4d55b066c3ddb982b97f643e00c4bcbb8172bbd0f7c64c5fda52a4329f63b6fb3814e142e6a0a8307a5851283e2a6bebac471e2e7
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTm2yH+ViZ2dXcjGRjEyS:ZRpAyazIliazTvyH8pcojEyS
TLSH
T1CA93AD0376D2C0B0E4B30A7249A8CE6107BFBE764EB1CD5B3394259E09752D15E39BA7
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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads