smokeloader | 7ae34a91c89b931374991f301aac8170883202b8d2ea9bf7b4a2fb0dc2aeef94

Analysis

max time kernel
94s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-11-2024 19:39

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General

Target

a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe
Size

224KB
MD5

49ee4cd49250c8c10d61f5b0a671472e
SHA1

0d029c0d81da465fc58952ec440bf48741bf24e4
SHA256

a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053
SHA512

8efedfcb52ad54425296c286dca3e64bb76ac603ae59f6bac3c09d1732cc8e8c2b9cf8b7b27979e6270e71a86a7d2f33bb72b4a00b60de90caad19a964d41e85
SSDEEP

3072:dDEkT/LAtgI5X9K73sTfPvWY4buNPBiZi10d6auDN9If/ln:RLAKmK73A+YTPEd6aMzi

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 target process

1584 3376 WerFault.exe a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe

pid	pid_target	process	target process
1584	3376	WerFault.exe	a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe

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:

a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.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:

a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe

C:\Users\Admin\AppData\Local\Temp\a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe
"C:\Users\Admin\AppData\Local\Temp\a8d57f4ca982b27b286c9c27915928a5030c3c7b0a4d48a6dcf7772b78cf5053.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3376 -s 356
  2⤵
  - Program crash
  PID:1584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3376 -ip 3376
1⤵
PID:2768

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

Replay Monitor

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Downloads

memory/3376-1-0x00000000006A0000-0x00000000007A0000-memory.dmp

Filesize
1024KB

Download
memory/3376-2-0x0000000000680000-0x0000000000689000-memory.dmp

Filesize
36KB

Download
memory/3376-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3376-4-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/3376-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3376-5-0x0000000000680000-0x0000000000689000-memory.dmp

Filesize
36KB

Download