8e6339330e2304b8c7b3992a3eb51e6dd15d4876280908b4f27b484086a4a292

General

Target
2026-07-31_84d7d740fb4666b51615ba8dcc741dfb_bkransomware_elex_maze_rhadamanthys.exe
Size 449KB
Sample260731-nn9tyssvbv
SHA256 8e6339330e2304b8c7b3992a3eb51e6dd15d4876280908b4f27b484086a4a292
MD5 84d7d740fb4666b51615ba8dcc741dfb
SHA1 1b248fcaf91482781744d44b071f1f08cc52780c
SHA512 7a7d115cbadd3e6f872bb5c38f55d1824d76a4cf03b0d6a0718839ba951b159961e5ea89bf8bdc8603b283e838ec1e2bef3f0a47292e4a6f064edbac95c1b46d
SSDEEP 12288:xC0f70u1Z/G0hFGo4ZjEGF6EXy9/th98bx19v:Df700mo4dpF6l9RSx19
TLSH
T14FA4120376CAC231F462477519B48D828A1F7D7A5FB19D4B639821DF08222D1CE39BEB
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2104	CTS.exe
1784	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"	2026-07-31_84d7d740fb4666b51615ba8dcc741dfb_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	2026-07-31_84d7d740fb4666b51615ba8dcc741dfb_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	2026-07-31_84d7d740fb4666b51615ba8dcc741dfb_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	2600	2026-07-31_84d7d740fb4666b51615ba8dcc741dfb_bkransomware_elex_maze_rhadamanthys.exe
Token: SeDebugPrivilege	2104	CTS.exe
Token: SeDebugPrivilege	1784	CTS.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2104	2600	2026-07-31_84d7d740fb4666b51615ba8dcc741dfb_bkransomware_elex_maze_rhadamanthys.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-31_84d7d740fb4666b51615ba8dcc741dfb_bkransomware_elex_maze_rhadamanthys.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_84d7d740fb4666b51615ba8dcc741dfb_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:2600
- 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:2104

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:1784

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 d1bd724ee60fa6c1fe27f421a3ea5d9fdf3c2160da397e0e7c297450362a8cba
MD5 f7fc99fa9a6c7399c644a417f626b43b
SHA1 ed701742e467bd334acabecb93b020027be77749
SHA512 6c3f3960d636f11872de8f8e70ac4f3186eaceac2c1fcc718c6a197ee28b82d8b9a6b203fd5afd778cb76c11c32d4c0fb576e2afa992759d72f742b33d61b21f
SSDEEP 12288:xC0FUNu3A0hmusJ9ow0vhvg6NIA8Tn4ZRQhU7gf9:D7CvoDh1An4UhYgF
TLSH
T10AC4225777D482B1D46F0B3350AADD45463F3CF09EB6CD6B238425AC06A16D04E39BAB
MD5 SHA1 SHA512 SSDEEP TLSH

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agfR5Oir3kQpNPF.exe

Path C:\Users\Admin\AppData\Local\Temp\agfR5Oir3kQpNPF.exe
Size 449KB
SHA256 b66fa36ca0f3631e1587e774c0f0bd26ddab1b48451719cf107f4b5607b45765
MD5 43a4c39513d4f044c8e9e79c59c1c86a
SHA1 6baf17c75197c577a3722ca7c65518a736e0ad06
SHA512 afe5f562b24ab8fee81ca5fffe7095435ff80d32d53a6fcb92cba6775ed410fd4988bf0751ff9b0ed229980d60a1d51148f5e56f5e7fd60703069a7275fd75be
SSDEEP 6144:xZ8azn87+C1hLYxp8sZrhySoE1FzN5INPMYOIivAA1oP4rVfUivLTyWTMiYnzXtV:xC087L1h2pBFoEjK08A+P4x7DTyjiW
TLSH
T10DA4121376D5D2B0D476AF3658649E010BBFBE746EA08E1B7780394E0A352C0AD68F77
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