smokeloader | 0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1

General

Target

0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
Size

190KB
MD5

c9a706068be25ac61c747c25611e8807
SHA1

777e629fd273f7c6cd07f7e3d5c0b3c38a6c9676
SHA256

0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1
SHA512

1d56cd67125fa7d1cfc50213cc770823df963c27dfa3b3e5794f269c581d3abae6611004eaab08d1f1a469c9ea62a19ab81ac62b41b7da5ba7ba9271714e515c

Score

10^/10

smokeloader backdoor persistence trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Sets service image path in registry 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Suspicious use of SetThreadContext 1 IoCs

Processes:

0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe

description	pid	process	target process
PID 1768 set thread context of 3332	1768	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe

Modifies data under HKEY_USERS 41 IoCs

Processes:

WaaSMedicAgent.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	WaaSMedicAgent.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs	WaaSMedicAgent.exe

Modifies registry class 2 IoCs

Processes:

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\
Key created	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe

pid	process
3332	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
3332	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
2440
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2440

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

2440
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe

pid process

3332 0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

description pid process

Token: SeShutdownPrivilege 2440
Token: SeCreatePagefilePrivilege 2440

pid	process
2440

description	pid	process
Token: SeShutdownPrivilege	2440
Token: SeCreatePagefilePrivilege	2440

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe

description	pid	process	target process
PID 1768 wrote to memory of 3332	1768	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
PID 1768 wrote to memory of 3332	1768	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
PID 1768 wrote to memory of 3332	1768	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
PID 1768 wrote to memory of 3332	1768	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
PID 1768 wrote to memory of 3332	1768	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
PID 1768 wrote to memory of 3332	1768	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe	0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe

C:\Users\Admin\AppData\Local\Temp\0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
"C:\Users\Admin\AppData\Local\Temp\0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1768

C:\Users\Admin\AppData\Local\Temp\0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe
"C:\Users\Admin\AppData\Local\Temp\0e69f482529fbb8becbd25b4233632e7a6594356094831a6d330ee155fb32ac1.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3332

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p
1⤵
PID:2152

C:\Windows\System32\WaaSMedicAgent.exe
C:\Windows\System32\WaaSMedicAgent.exe df6edc725b6ddad6e8d0d6482ee35253 Mes2Tn/r9kiM1Vv+Mn0a5A.0.1.0.0.0
1⤵
- Modifies data under HKEY_USERS
PID:1880

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1768-130-0x00000000006A0000-0x00000000006C8000-memory.dmp

Filesize
160KB

Download
memory/1768-131-0x0000000002170000-0x0000000002179000-memory.dmp

Filesize
36KB

Download
memory/2440-134-0x0000000000FE0000-0x0000000000FF6000-memory.dmp

Filesize
88KB

Download
memory/3332-132-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3332-133-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads