5512e42178d62645f07429f66e883b4edbd6cf72259ce70f01eb6c987b417ed3

General

Target
2026-07-27_7bc248c417655bf98bcc1bcea79385d4_bkransomware_elex_maze_rhadamanthys.exe
Size 3.2MB
Sample260727-rwdy2abe77
SHA256 5512e42178d62645f07429f66e883b4edbd6cf72259ce70f01eb6c987b417ed3
MD5 7bc248c417655bf98bcc1bcea79385d4
SHA1 3f5712e54422b63b44e2042b61804e5ff435d73a
SHA512 99abca4765149e8fc53186d1e609458302c64843d003421e6d5f7beb09065146feba56c23969a7da5210984afb8ebb14cb05e16d32acebd45b85cb849fa996e8
SSDEEP 98304:DC1mQnRMGd2blQG0LAV3SgfQsTAAQi6lW:7QnRMG0blQ7c5AAQi6g
TLSH
T179F5337FBB048893E8E08A7E1465C849006EF79126DB5656FBA02A1DBF358F11D313F2
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with Dotfuscator 1 IoCs

resource	yara_rule
behavioral2/files/0x000d00000001b89b-4.dat	INDICATOR_EXE_Packed_Dotfuscator

Executes dropped EXE 4 IoCs

pid	Process
460	kc7YyJ3X0mTCPqc.exe
5188	CTS.exe
4744	kc7YyJ3X0mTCPqc.exe
548	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"	2026-07-27_7bc248c417655bf98bcc1bcea79385d4_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

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\CTS.exe	2026-07-27_7bc248c417655bf98bcc1bcea79385d4_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 4 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	2026-07-27_7bc248c417655bf98bcc1bcea79385d4_bkransomware_elex_maze_rhadamanthys.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kc7YyJ3X0mTCPqc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	CTS.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kc7YyJ3X0mTCPqc.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3436	2026-07-27_7bc248c417655bf98bcc1bcea79385d4_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	5188	CTS.exe
Token: SeDebugPrivilege	548	CTS.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3436 wrote to memory of 460	3436	2026-07-27_7bc248c417655bf98bcc1bcea79385d4_bkransomware_elex_maze_rhadamanthys.exe	89
PID 3436 wrote to memory of 5188	3436	2026-07-27_7bc248c417655bf98bcc1bcea79385d4_bkransomware_elex_maze_rhadamanthys.exe	90
PID 460 wrote to memory of 4744	460	kc7YyJ3X0mTCPqc.exe	91

C:\Users\Admin\AppData\Local\Temp\2026-07-27_7bc248c417655bf98bcc1bcea79385d4_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-27_7bc248c417655bf98bcc1bcea79385d4_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:3436
- C:\Users\Admin\AppData\Local\Temp\kc7YyJ3X0mTCPqc.exe
  C:\Users\Admin\AppData\Local\Temp\kc7YyJ3X0mTCPqc.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:460
- - C:\Users\Admin\AppData\Local\Temp\kc7YyJ3X0mTCPqc.exe
    C:\Users\Admin\AppData\Local\Temp\kc7YyJ3X0mTCPqc.exe --crash-handler "--database=c:\users\admin\appdata\local\Google\Software Reporter Tool" --url=https://clients2.google.com/cr/report --annotation=plat=Win32 --annotation=prod=ChromeFoil --annotation=ver=18.102.0 --initial-client-data=0x2bc,0x2b4,0x2b0,0x2c4,0x2b8,0x7082fc,0x70830c,0x70831c
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4744
- 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:5188

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:548

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

Query Registry

1

T1012

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 33b50daba29c05477cada726aa2abe18ed9bb3dcde5099c57e936608ff8ecd34
MD5 3a51f2372bf7bec58e6b1202e6a02d0f
SHA1 32b2f5f7e6aecaca859bc5674c6ea482281f1f51
SHA512 d10322357392aa39f0c06d95cba87be6f75d3e309f395ead38ab73a532e0ef6d984c9aa9f09a02876895de1608c192048e31dfc5f313df0d25bcb319cecf5be0
SSDEEP 12288:xC0mCumAJ10Yc1Ek9tsZ6cXwpDsA5iCCecUkCbB9N9OOQ7:DmDJGYc1EGS6+wp95Fp7bt98
TLSH
T192C41213B2E6C176E8B5163119F5EC404B7F3ABA9EB1CCA667C0302E19622D05E35B77
MD5 SHA1 SHA512 SSDEEP TLSH

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kc7YyJ3X0mTCPqc.exe

Path C:\Users\Admin\AppData\Local\Temp\kc7YyJ3X0mTCPqc.exe
Size 3.1MB
SHA256 b9e001c5ef4845c2c0ce7a1ce134c774a7cd011af31dfbe2a13a96da2f68570e
MD5 a20245af2627cc9d55fbb3a1c682a334
SHA1 2ddbd81a16c18a7d5099f171473439bf84210a16
SHA512 f2a1d8e559dcd3016c3ad67c3c74e88ec62adc5a36ebf16df46f13d60627a9fc3b57dc9746f4551284d1c7eb79b364e76db7e539bfb8a9c20e1828f80bff9d1b
SSDEEP 24576:9yn2D7bFEc7r34rgxlqxjHHTVKIAF3XwVTTIUpWVH1kknPrMkkkskkkkkRkkkkkX:Ug7bV4UxExTTo6TkUEmT5xxvRCI5D
TLSH
T1DFE55C13BEC04032EAB70670B87BBB51557A7E209F1364CF7AC8362E1C716D1AA72756
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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settings.dat

Path \??\c:\users\admin\appdata\local\Google\Software Reporter Tool\settings.dat
Size 40B
SHA256 c445f1b1ad59f7803fe9c02b2ff6d7090deca6064181880171d6664a90022e9d
MD5 08e48d3c9daa056958d8039a394482cd
SHA1 1366b6b0c4be4e96243efaa0208bfceffa69dfbc
SHA512 c6786f1be44629e13f8e6284cb6c3bbcb7ca12571b9580fd524c612b974e21685feeecccbb00f40cefe03a809763e186fe477dbfa14e78a826c14ef002cf3557
MD5 SHA1 SHA512

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads