075a764b7c6967eee62188724e59b5c5605f67e24af7de9df5e25ccece498bd0

General

Target
2026-04-22_88193b9e956c2ba90339b401259fb4a1_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe
Size 111KB
Sample260422-fgplfac14t
SHA256 075a764b7c6967eee62188724e59b5c5605f67e24af7de9df5e25ccece498bd0
MD5 88193b9e956c2ba90339b401259fb4a1
SHA1 8639226bd8ebb2110eaa0a2341039a47d3ebbe68
SHA512 a4c5d5bd04e01bee76e775ce1349afd85ba364104c1d5cb4dac7f2d7ca0f539d9ef7510813ec85846c4592f44affa0cedf15ce5cc7b864afcc5a45d496ee9ea9
SSDEEP 1536:ELNIW39SaZTbFARlq7jC1OZstZu0TSVEdUJWTWd18fV:ELlbZTZX3BAtTSVEdUJWTWd18fV
TLSH
T18DB37E12B690C873E19209354469C3738E7EBD3266B8D9877B9807EB1E707D06B3931B
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
behavioral1/memory/4020-0-0x0000000000D40000-0x0000000000D5C000-memory.dmp	UPX
behavioral1/files/0x0008000000024505-3.dat	UPX
behavioral1/memory/4912-4-0x0000000000A80000-0x0000000000A9C000-memory.dmp	UPX
behavioral1/memory/4020-6-0x0000000000D40000-0x0000000000D5C000-memory.dmp	UPX
behavioral1/memory/4912-7-0x0000000000A80000-0x0000000000A9C000-memory.dmp	UPX
behavioral1/memory/4020-8-0x0000000000D40000-0x0000000000D5C000-memory.dmp	UPX

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Control Panel\International\Geo\Nation	2026-04-22_88193b9e956c2ba90339b401259fb4a1_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe

Executes dropped EXE 1 IoCs

pid	Process
4912	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-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Graphics = "\"C:\\ProgramData\\Graphics\\guifx.exe\" /run"	2026-04-22_88193b9e956c2ba90339b401259fb4a1_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
behavioral1/memory/4020-0-0x0000000000D40000-0x0000000000D5C000-memory.dmp	upx
behavioral1/files/0x0008000000024505-3.dat	upx
behavioral1/memory/4912-4-0x0000000000A80000-0x0000000000A9C000-memory.dmp	upx
behavioral1/memory/4020-6-0x0000000000D40000-0x0000000000D5C000-memory.dmp	upx
behavioral1/memory/4912-7-0x0000000000A80000-0x0000000000A9C000-memory.dmp	upx
behavioral1/memory/4020-8-0x0000000000D40000-0x0000000000D5C000-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	2026-04-22_88193b9e956c2ba90339b401259fb4a1_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	guifx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4020 wrote to memory of 4912	4020	2026-04-22_88193b9e956c2ba90339b401259fb4a1_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe	84
PID 4020 wrote to memory of 2096	4020	2026-04-22_88193b9e956c2ba90339b401259fb4a1_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-04-22_88193b9e956c2ba90339b401259fb4a1_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-22_88193b9e956c2ba90339b401259fb4a1_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4020
- C:\ProgramData\Graphics\guifx.exe
  "C:\ProgramData\Graphics\guifx.exe" /run
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4912
- C:\windows\SysWOW64\cmd.exe
  "C:\windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-04-22_88193b9e956c2ba90339b401259fb4a1_coinminer_elex_redline-stealer_rhadamanthys_rifdoor_smoke-loader_stealc.exe" >> NUL
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2096

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

Query Registry

1

T1012

System Information Discovery

2

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 2e9b904937694eaaeaf3dbecafcfa095558bbc0e1e141133adc0663ea944184d
MD5 02bd8099388083b8de22be594f989ee8
SHA1 cd0ed97257e0421e42bd3e98ec5e4bc15068c38f
SHA512 1c9214029adc4ab9ff9d319bfc0842b4f09d68fc31ab53db853f693d40a43ff2068a3515053ceb66d68cd2bf7c61d1523929b52551a7567bcd3397dd5f76703f
SSDEEP 1536:ELNIW39SaZTbFARlq7jC1OZstZu0TSVEdUJWTWd18fO:ELlbZTZX3BAtTSVEdUJWTWd18fO
TLSH
T147B37E12B690C873E19209354469C3738E7EBD3266B8D9877B9807EB1E707D06B3931B
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4020-0-0x0000000000D40000-0x0000000000D5C000-memory.dmp

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memory/4020-6-0x0000000000D40000-0x0000000000D5C000-memory.dmp

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memory/4020-8-0x0000000000D40000-0x0000000000D5C000-memory.dmp

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memory/4912-4-0x0000000000A80000-0x0000000000A9C000-memory.dmp

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memory/4912-7-0x0000000000A80000-0x0000000000A9C000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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