smokeloader | 2975944701ebd8d950201449076c981f42458a1e2f5910107d3dddeab848270a

Analysis

max time kernel
92s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 18:33

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General

Target

73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264.exe
Size

232KB
MD5

a2f045e13b03eb529a8c4713fc96984c
SHA1

e1b201aadf27806f6d997ae86311777421574748
SHA256

73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264
SHA512

df83c3f17c5f785761cafed752b7a79481dc72cd9c55596227977603c69496b1bcd86d3888167f05ac15e5aff61b070e2437d831d2aff8236969bbb46cc02ba7
SSDEEP

3072:daLaLLkd5ovlxeNhctm25IQw+EPS789RgGelS1g/tK8j62nyLZOLrcSb54VIcVTk:RLLkilxqhco+IQw+u9RgGQtK8+vwbIr

Score

10^/10

smokeloader 2023 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

2023

Signatures

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

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2216	4704	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264.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:

73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264.exe

C:\Users\Admin\AppData\Local\Temp\73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264.exe
"C:\Users\Admin\AppData\Local\Temp\73ec86842ba50440f5b721fc8716ba3d49ea4a5090b674c06eb7cc48e8039264.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 352
  2⤵
  - Program crash
  PID:2216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4704 -ip 4704
1⤵
PID:3348

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4704-1-0x00000000005F0000-0x00000000006F0000-memory.dmp

Filesize
1024KB

Download
memory/4704-2-0x00000000005C0000-0x00000000005C9000-memory.dmp

Filesize
36KB

Download
memory/4704-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4704-4-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/4704-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4704-5-0x00000000005C0000-0x00000000005C9000-memory.dmp

Filesize
36KB

Download