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
3032	CTS.exe
4344	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"	2026-08-16_a3a7df3a5aa07789e67fb25817dea818_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	2026-08-16_a3a7df3a5aa07789e67fb25817dea818_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	2026-08-16_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	1944	2026-08-16_a3a7df3a5aa07789e67fb25817dea818_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	3032	CTS.exe
Token: SeDebugPrivilege	4344	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 3032	1944	2026-08-16_a3a7df3a5aa07789e67fb25817dea818_bkransomware_elex_maze_rhadamanthys.exe	84

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:1944
- 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:3032

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:4344

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 56fd01fc70b9e2ebc247b32f5e92e5cb0ca65ab7b1dfc3f8ab1f6405249e825d
MD5 d19cd16e6ff0729899f4aa4f651d0ec7
SHA1 040312c3debeb3f4344baacef462c25a78c4891f
SHA512 8c052a9571725e779d3211f523a521c48eee49aa806a302f117503a36135e5056d099b7d655d1b8c7bb0f98391acd9c2bb3ea5acf6ee87c82a02323646a71385
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTxU:ZRpAyazIliazTxU
TLSH
T184736B03B6D2C171F4B70A3249A9CE51067FBE765EB28D5733C4218D4A752C09E3ABA7
MD5 SHA1 SHA512 SSDEEP TLSH

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uPGFe7oMqO13xnl.exe

Path C:\Users\Admin\AppData\Local\Temp\uPGFe7oMqO13xnl.exe
Size 95KB
SHA256 192343b609542f4bb2258ed714cfa17ea2999e0745bdd6570493d688de7dcca4
MD5 12628197125dfb438de747c22aa65b3f
SHA1 061fceb97e51e05b019362ee6a5e7d68a8af3665
SHA512 daeafea112f392cadb53bd52bd042098ba8c31a64aa8bf93f56cfbe189ee9eced63d30b9e4a9b4487886c559e98b1e43b49805dcdf02927ab74b76230e26866f
SSDEEP 1536:Fc8N7UsWjcd9w+AyabjDbxE+MwmvlzuazTajScLmQy0Vw:ZRpAyazIliazTrQyAw
TLSH
T102939D03B6C6C1B1E0B3067249A8CE510A7FBE765AB18D9737C4259D09752C18E3EBB7
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