smokeloader | 2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db

Analysis

max time kernel
107s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
25-06-2022 08:19

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General

Target

2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db.exe
Size

32KB
MD5

00d3223047c02991f7ef1ce3a6b4f92e
SHA1

4f0fc6f1b7f8daefe68b68720271690e7b3c59db
SHA256

2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db
SHA512

6811f4faf35823596ef6f82743cf477e8db0293fb8243e50a6b4dfac010c90476970dd5408f49b00de442b43a1a222ff213d3053fcbaec6fe3552e710083457c

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2018

http://britbox.us/2/

rc4.i32

Signatures

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

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:

2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db.exe

pid	process
2608	2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db.exe
2608	2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db.exe

C:\Users\Admin\AppData\Local\Temp\2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db.exe
"C:\Users\Admin\AppData\Local\Temp\2fa1797aa2a9ec78fb9952fe164a445736d807c76e03109e09fe5742d3e5c6db.exe"
1⤵
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
PID:2608

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2608-130-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2608-132-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2728-131-0x0000000000C20000-0x0000000000C35000-memory.dmp

Filesize
84KB

Download