smokeloader | debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60

Analysis

max time kernel
194s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
11-04-2024 22:42

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General

Target

debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
Size

1.1MB
MD5

43c498cf3e4f835f38cec7a475bc5e2c
SHA1

a810481973afefc920845d7f937b51201a09c58b
SHA256

debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60
SHA512

cc7300050dfa3613aba9e74ed6373018a1011d3f8bf5ee65e9152b13ac2e9b7f577c56490b8c58f5506dcf11e025ae3695a639e3abeec3829033f21925e644f2
SSDEEP

12288:EqMVbxllIU0til6szxaeaQlqPFXA4yKRahvbAi+a7B0nC7elWSohmL/fRzrM2u8U:EFlpmNQlULyKRahvbAiv9JzmLhzrnq7

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe

description	pid	process	target process
PID 1980 set thread context of 4636	1980	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.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:

debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe

description	pid	process	target process
PID 1980 wrote to memory of 4636	1980	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
PID 1980 wrote to memory of 4636	1980	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
PID 1980 wrote to memory of 4636	1980	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
PID 1980 wrote to memory of 4636	1980	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
PID 1980 wrote to memory of 4636	1980	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
PID 1980 wrote to memory of 4636	1980	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe	debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe

C:\Users\Admin\AppData\Local\Temp\debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
"C:\Users\Admin\AppData\Local\Temp\debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1980

C:\Users\Admin\AppData\Local\Temp\debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe
"C:\Users\Admin\AppData\Local\Temp\debeea64857d020a5626850ad7f0b850b08dda331336e5e79004ec1d0fcc3a60.exe"
2⤵
- Checks SCSI registry key(s)
PID:4636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/4636-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4636-1-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4636-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download