smokeloader | 5513819b1b1dfe45e3662aaec8f4ecc598ff20e3b7d929be68ead40c855dcb10

Analysis

max time kernel
53s
max time network
64s
platform
windows7_x64
resource
win7
submitted
17-06-2020 16:16

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General

Target

37ea915af4b89c5697fd8647175dbc25.exe
Size

32KB
MD5

37ea915af4b89c5697fd8647175dbc25
SHA1

b0b41abda47839c37c007f4c9e03dfad55084f70
SHA256

383dede6a6d363e97a2d34a002aca69378da4b6769b13976b0344a20272a7d9d
SHA512

f0ad407facf9801a2e25ca0c1b495f7c93cb633f1c2416c6b412d11108bec67018eb08928181318be1cc259e48a7cc2c5995b7467e7b93a641f048299e824596

Score

10^/10

trojan backdoor smokeloader

Malware Config

Extracted

Family

smokeloader

Version

2018

http://185.35.137.147/mlp/

rc4.i32

Signatures

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

37ea915af4b89c5697fd8647175dbc25.exe

pid process

896 37ea915af4b89c5697fd8647175dbc25.exe
896 37ea915af4b89c5697fd8647175dbc25.exe

pid	process
896	37ea915af4b89c5697fd8647175dbc25.exe
896	37ea915af4b89c5697fd8647175dbc25.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

37ea915af4b89c5697fd8647175dbc25.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	37ea915af4b89c5697fd8647175dbc25.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	37ea915af4b89c5697fd8647175dbc25.exe

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

C:\Users\Admin\AppData\Local\Temp\37ea915af4b89c5697fd8647175dbc25.exe
"C:\Users\Admin\AppData\Local\Temp\37ea915af4b89c5697fd8647175dbc25.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Maps connected drives based on registry
PID:896

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/896-0-0x00000000002E0000-0x00000000002F5000-memory.dmp

Filesize
84KB

Download
memory/1276-2-0x00000000060C0000-0x00000000060C1000-memory.dmp

Filesize
4KB

Download