smokeloader | 2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 16:51

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General

Target

2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5.exe
Size

344KB
MD5

6bf1a25a3000247b44e52549defda16a
SHA1

b4f8a735b9dd20795da159b5c458defa06119a0e
SHA256

2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5
SHA512

b53b6bb80344f7d9c6403f3a3778daadd54287dacb1552029e08d83cd731d8f6bc41fa452da2bb9e03009beabaa01df498c133d3a39a6a1cbf79ee5977aa79ba
SSDEEP

6144:BtVUyBObm6NBwpFRCd7vOj2/hCKBxVeN33nGV:/eRXwpTrS/hCJNM

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2408 2856 WerFault.exe 2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5.exe

pid	pid_target	process	target process
2408	2856	WerFault.exe	2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5.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:

2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5.exe

C:\Users\Admin\AppData\Local\Temp\2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5.exe
"C:\Users\Admin\AppData\Local\Temp\2bcb1753ab9ea8ac3d3fd4590374bc07344ce66841573a3c190d54359b27e9c5.exe"
1⤵
- Checks SCSI registry key(s)
PID:2856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 380
2⤵
- Program crash
PID:2408

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2856 -ip 2856
1⤵
PID:3180

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2856-1-0x0000000002D80000-0x0000000002E80000-memory.dmp

Filesize
1024KB

Download
memory/2856-2-0x0000000004A80000-0x0000000004A8B000-memory.dmp

Filesize
44KB

Download
memory/2856-3-0x0000000000400000-0x0000000002D34000-memory.dmp

Filesize
41.2MB

Download