smokeloader | 2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd

Analysis

max time kernel
93s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 23:41

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General

Target

2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe
Size

171KB
MD5

43d9279ae935311ee72149de4f8e560f
SHA1

d621f271204c91eb49dc75a389d70768a05b7cd9
SHA256

2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd
SHA512

bd61c1820b47f77f1f51878f25c44e8f4c94e718ec9d9ad020411c64f0e6ce5af3d8734ccecafc4f8bb67ca9db74c3cf9ac4de7ed9f0447e43511a8e326e1f6f
SSDEEP

3072:LH5dLNHDlm54lvHzIEUwgmvXhPtP5YGAGpke1KuU3:T5dLNHYel/UwnRu7

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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

112 2328 WerFault.exe 2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe

pid	pid_target	process	target process
112	2328	WerFault.exe	2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.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:

2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe

C:\Users\Admin\AppData\Local\Temp\2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe
"C:\Users\Admin\AppData\Local\Temp\2dcf9e27ee476e5b625d8e909f50c0d40102e837bac9e10fa7b466357827dbbd.exe"
1⤵
- Checks SCSI registry key(s)
PID:2328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2328 -s 404
2⤵
- Program crash
PID:112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2328 -ip 2328
1⤵
PID:1660

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/2328-1-0x00000000027A0000-0x00000000028A0000-memory.dmp

Filesize
1024KB

Download
memory/2328-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2328-2-0x0000000002760000-0x000000000276B000-memory.dmp

Filesize
44KB

Download
memory/2328-4-0x0000000000400000-0x0000000002719000-memory.dmp

Filesize
35.1MB

Download