562252e4495f3b57f9b3477b876de09cda75f54feda4a8f96e032d4dc8db1af6

Analysis

max time kernel
149s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
18/05/2026, 07:58

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General

Target
2026-05-18_fdecb69dd18d7549c06f4997e5be2320_elex_karagany_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe
Size 79KB
Sample260518-jvcqksc19k
SHA256 562252e4495f3b57f9b3477b876de09cda75f54feda4a8f96e032d4dc8db1af6
MD5 fdecb69dd18d7549c06f4997e5be2320
SHA1 7077394ed3e9140b0fb85844cbbc171f0c9b5160
SHA512 beb9d6ece5ebe119883885c015a4d5d44baac389a126adc7ce30cff456af4c54bf99a0ad4ae641746ac60401e51b7cbbded525fb2e58ed1a4547f819de651852
SSDEEP 1536:RLNIP9SaZTbFARlq7jC1OZstZu0TS3lEdUJrkb00wJjZB:RL+ZTZX3BAtTS3lEdUJrkb0nlB
TLSH
T1EA838D117280C473E0A2143144BAD7B24ABEBC3366F999877B9417FE5E703D1AA39327
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4276	guifx.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2409539145-3342400454-2096821238-1000\Software\Microsoft\Windows\CurrentVersion\Run\Graphics = "\"C:\\ProgramData\\Graphics\\guifx.exe\" /run"	2026-05-18_fdecb69dd18d7549c06f4997e5be2320_elex_karagany_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	guifx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-05-18_fdecb69dd18d7549c06f4997e5be2320_elex_karagany_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3520 wrote to memory of 4276	3520	2026-05-18_fdecb69dd18d7549c06f4997e5be2320_elex_karagany_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe	80
PID 3520 wrote to memory of 2784	3520	2026-05-18_fdecb69dd18d7549c06f4997e5be2320_elex_karagany_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe	81

C:\Users\Admin\AppData\Local\Temp\2026-05-18_fdecb69dd18d7549c06f4997e5be2320_elex_karagany_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-18_fdecb69dd18d7549c06f4997e5be2320_elex_karagany_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3520
- C:\ProgramData\Graphics\guifx.exe
  "C:\ProgramData\Graphics\guifx.exe" /run
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4276
- C:\windows\SysWOW64\cmd.exe
  "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-05-18_fdecb69dd18d7549c06f4997e5be2320_elex_karagany_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe" >> NUL
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2784

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

guifx.exe

Path C:\ProgramData\Graphics\guifx.exe
Size 79KB
SHA256 013d9399909426b58cd64dfed0747525e73e774622b1b7606acf5999c53d82a7
MD5 af10dcbb0335f2a7e42959a80265469a
SHA1 90bf4eadb067c80d0f1410446bb7c2eaed8f96b2
SHA512 2545769c14be08e4cd13a9fe88e6e039798f108907a551e9929cb54341de8b7c82a73d1c1ca9f16df564c8d843c33263f96924f1b8df415330b951308d728f6b
SSDEEP 1536:RLNIP9SaZTbFARlq7jC1OZstZu0TS3lEdUJrkb00wJjZJ:RL+ZTZX3BAtTS3lEdUJrkb0nlJ
TLSH
T1A2838D117280C473E0A2143144BAD7B24ABEBC3366F999877B9417FE5E703D1AA39327
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads