3b344c34bf95b8300e52b1b06b50a2ab44907e2c1fdf13f4f722841446649126

General

Target
2026-10-25_789931aad11b28c07d875a15ea3eb966_amadey_elex_redline-stealer_smoke-loader_stealc_stop.exe
Size 168KB
Sample261026-3bd9vahs41
SHA256 3b344c34bf95b8300e52b1b06b50a2ab44907e2c1fdf13f4f722841446649126
MD5 789931aad11b28c07d875a15ea3eb966
SHA1 fa45de298487a36abc3db2c4a0ac8f1080915878
SHA512 387e03b4d0a32d5322814b1c12da3ecf47361a5862efb00e5a55957fa06a47ed5d99a394f51a07b339ae9c3ace8d96245b555ea202e4887a30e609fa969e4def
SSDEEP 3072:ioSlEEM1SRt13XFKPXRu7xXIeout9nr7F:iJO1SB30P0OeoS9/F
TLSH
T12AF39E167941C27BC40689350816E7629E3D7AB42A7865C3F38C0BBB5FB13D0AA7D35B
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/4956-0-0x0000000000FF0000-0x000000000101A000-memory.dmp	UPX
behavioral2/files/0x000d00000001c609-4.dat	UPX
behavioral2/memory/4136-5-0x00000000006A0000-0x00000000006CA000-memory.dmp	UPX
behavioral2/memory/4956-9-0x0000000000FF0000-0x000000000101A000-memory.dmp	UPX
behavioral2/memory/4136-10-0x00000000006A0000-0x00000000006CA000-memory.dmp	UPX
behavioral2/memory/4136-11-0x00000000006A0000-0x00000000006CA000-memory.dmp	UPX

Executes dropped EXE 1 IoCs

pid	Process
4136	AhnSvc.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AhnUpadate = "\"C:\\ProgramData\\AhnLab\\AhnSvc.exe\" /run"	2026-10-25_789931aad11b28c07d875a15ea3eb966_amadey_elex_redline-stealer_smoke-loader_stealc_stop.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/4956-0-0x0000000000FF0000-0x000000000101A000-memory.dmp	upx
behavioral2/files/0x000d00000001c609-4.dat	upx
behavioral2/memory/4136-5-0x00000000006A0000-0x00000000006CA000-memory.dmp	upx
behavioral2/memory/4956-9-0x0000000000FF0000-0x000000000101A000-memory.dmp	upx
behavioral2/memory/4136-10-0x00000000006A0000-0x00000000006CA000-memory.dmp	upx
behavioral2/memory/4136-11-0x00000000006A0000-0x00000000006CA000-memory.dmp	upx

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

System Information Discovery
T1082

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	AhnSvc.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	AhnSvc.exe

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	2026-10-25_789931aad11b28c07d875a15ea3eb966_amadey_elex_redline-stealer_smoke-loader_stealc_stop.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AhnSvc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4956	2026-10-25_789931aad11b28c07d875a15ea3eb966_amadey_elex_redline-stealer_smoke-loader_stealc_stop.exe
Token: SeDebugPrivilege	4136	AhnSvc.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4956 wrote to memory of 4136	4956	2026-10-25_789931aad11b28c07d875a15ea3eb966_amadey_elex_redline-stealer_smoke-loader_stealc_stop.exe	88
PID 4956 wrote to memory of 2112	4956	2026-10-25_789931aad11b28c07d875a15ea3eb966_amadey_elex_redline-stealer_smoke-loader_stealc_stop.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-25_789931aad11b28c07d875a15ea3eb966_amadey_elex_redline-stealer_smoke-loader_stealc_stop.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-25_789931aad11b28c07d875a15ea3eb966_amadey_elex_redline-stealer_smoke-loader_stealc_stop.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4956
- C:\ProgramData\AhnLab\AhnSvc.exe
  "C:\ProgramData\AhnLab\AhnSvc.exe" /run
  2⤵
  - Executes dropped EXE
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4136
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-10-25_789931aad11b28c07d875a15ea3eb966_amadey_elex_redline-stealer_smoke-loader_stealc_stop.exe" >> NUL
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2112

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

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

AhnSvc.exe

Path C:\ProgramData\AhnLab\AhnSvc.exe
Size 168KB
SHA256 2172129ae893989569e255a91522845ea2b4254d26a218b971a734bd7189ee67
MD5 a4224681e1e5e7255b4d58c0966d01de
SHA1 bae11a599c5e57405372ee6d92163bab35664f5b
SHA512 12f8542d2048beac7ca15ee92ab2ee69702e0c404a5fd0a722a11169006455adc6679e890249b2b4ea5914c77c4410e1b2ad8c1e0a9904bfeb4d0abeed51289d
SSDEEP 3072:ioSlEEM1SRt13XFKPXRu7xXIeout9nr7Y:iJO1SB30P0OeoS9/Y
TLSH
T13EF39E167941C27BC40689350816E7629E3D7AB42A7865C3F38C0BBB5FB13D0AA7D35B
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4136-5-0x00000000006A0000-0x00000000006CA000-memory.dmp

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memory/4136-10-0x00000000006A0000-0x00000000006CA000-memory.dmp

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memory/4136-11-0x00000000006A0000-0x00000000006CA000-memory.dmp

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memory/4956-0-0x0000000000FF0000-0x000000000101A000-memory.dmp

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memory/4956-9-0x0000000000FF0000-0x000000000101A000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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