765eb9a0f27a65b89eb0914bdada2ef9233da28909fdc8f9f9f077200cf673b0

General

Target
2026-04-15_8f632740e75e788b06dc1b3507a86706_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe
Size 111KB
Sample260416-aw2xesds3p
SHA256 765eb9a0f27a65b89eb0914bdada2ef9233da28909fdc8f9f9f077200cf673b0
MD5 8f632740e75e788b06dc1b3507a86706
SHA1 fc53561e82e7b8d34573de0c0578bfd493969677
SHA512 8544f52b0da535785478fe3f8a0c66a221cafe34ad1bb4e44fc23ce57490d0ff6b481049e51172994877d7aa1c7b9c908c7572e1072823967be1536359cfdaad
SSDEEP 1536:ELNIW39SaZTbFARlq7jC1OZstZu0TSVEdUJWTWd18fM:ELlbZTZX3BAtTSVEdUJWTWd18fM
TLSH
T18CB37E12B690C873E19209354469C3738E7EBD3266B8D9877B9807EB1E707D06B3931B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

defense_evasion discovery persistence upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 6 IoCs

resource	yara_rule
behavioral2/memory/848-0-0x0000000000E70000-0x0000000000E8C000-memory.dmp	UPX
behavioral2/files/0x001c00000002b37a-3.dat	UPX
behavioral2/memory/2064-4-0x0000000000440000-0x000000000045C000-memory.dmp	UPX
behavioral2/memory/848-6-0x0000000000E70000-0x0000000000E8C000-memory.dmp	UPX
behavioral2/memory/2064-7-0x0000000000440000-0x000000000045C000-memory.dmp	UPX
behavioral2/memory/848-8-0x0000000000E70000-0x0000000000E8C000-memory.dmp	UPX

Executes dropped EXE 1 IoCs

pid	Process
2064	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-1-5-21-1383858298-2057492509-1726743289-1000\Software\Microsoft\Windows\CurrentVersion\Run\Graphics = "\"C:\\ProgramData\\Graphics\\guifx.exe\" /run"	2026-04-15_8f632740e75e788b06dc1b3507a86706_coinminer_elex_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

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/848-0-0x0000000000E70000-0x0000000000E8C000-memory.dmp	upx
behavioral2/files/0x001c00000002b37a-3.dat	upx
behavioral2/memory/2064-4-0x0000000000440000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/848-6-0x0000000000E70000-0x0000000000E8C000-memory.dmp	upx
behavioral2/memory/2064-7-0x0000000000440000-0x000000000045C000-memory.dmp	upx
behavioral2/memory/848-8-0x0000000000E70000-0x0000000000E8C000-memory.dmp	upx

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-04-15_8f632740e75e788b06dc1b3507a86706_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	guifx.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 2064	848	2026-04-15_8f632740e75e788b06dc1b3507a86706_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe	80
PID 848 wrote to memory of 5000	848	2026-04-15_8f632740e75e788b06dc1b3507a86706_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe	81

C:\Users\Admin\AppData\Local\Temp\2026-04-15_8f632740e75e788b06dc1b3507a86706_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-15_8f632740e75e788b06dc1b3507a86706_coinminer_elex_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:848
- C:\ProgramData\Graphics\guifx.exe
  "C:\ProgramData\Graphics\guifx.exe" /run
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2064
- C:\windows\SysWOW64\cmd.exe
  "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-04-15_8f632740e75e788b06dc1b3507a86706_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe" >> NUL
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5000

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

Indicator Removal

1

T1070

File Deletion

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

guifx.exe

Path C:\ProgramData\Graphics\guifx.exe
Size 111KB
SHA256 7cb5d2facfdcf1d16a32491b62aeb67d4c91e5a673aed828c4aed84f4fd1788a
MD5 b3c78e8d2d1dd6bb51cea45de15ed108
SHA1 ce3ed2fd55e5153a6e0f3a981b456702ed8bf282
SHA512 64a3590d5435e66a4c1c26c3fe9d33355d5fc1a004c13c08568184563e7a0efb777f173c51d98cdd621c974de496866714ae82d59d61d7e992f59a756f95aa54
SSDEEP 1536:ELNIW39SaZTbFARlq7jC1OZstZu0TSVEdUJWTWd18fv:ELlbZTZX3BAtTSVEdUJWTWd18fv
TLSH
T11EB37E12B690C873E19209354469C3738E7EBD3266B8D9877B9807EB1E707D06B3931B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/848-0-0x0000000000E70000-0x0000000000E8C000-memory.dmp

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memory/848-6-0x0000000000E70000-0x0000000000E8C000-memory.dmp

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memory/848-8-0x0000000000E70000-0x0000000000E8C000-memory.dmp

Download

memory/2064-4-0x0000000000440000-0x000000000045C000-memory.dmp

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memory/2064-7-0x0000000000440000-0x000000000045C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads