smokeloader | bd9ca2dc4d06f966007b03c5731c94308325d43ab0c2777c99e34a41d8de73ac

Analysis

max time kernel
133s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23-08-2024 10:17

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General

Target

bd9ca2dc4d06f966007b03c5731c94308325d43ab0c2777c99e34a41d8de73ac.exe
Size

207KB
MD5

4777e7f05fd00c4d760eb3f2c9aed68b
SHA1

1cc060d5b056c66f41f81f75c6c3a7ac33c5a8ca
SHA256

bd9ca2dc4d06f966007b03c5731c94308325d43ab0c2777c99e34a41d8de73ac
SHA512

07279383e308db0c66480d29076b247d6925a17c7b3188176277eaac52e2a362b88297a028f71d6ac985efc1b6963aae6665ae03c7539f30a632f48d396c99cb
SSDEEP

3072:IrWdgWAjvWA/mQrhj5PV+5HV0tr7L/G5gdSe4+NtM:IrHtvWAh7+KSe4

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
220	3976	WerFault.exe	83

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bd9ca2dc4d06f966007b03c5731c94308325d43ab0c2777c99e34a41d8de73ac.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bd9ca2dc4d06f966007b03c5731c94308325d43ab0c2777c99e34a41d8de73ac.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bd9ca2dc4d06f966007b03c5731c94308325d43ab0c2777c99e34a41d8de73ac.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bd9ca2dc4d06f966007b03c5731c94308325d43ab0c2777c99e34a41d8de73ac.exe

C:\Users\Admin\AppData\Local\Temp\bd9ca2dc4d06f966007b03c5731c94308325d43ab0c2777c99e34a41d8de73ac.exe
"C:\Users\Admin\AppData\Local\Temp\bd9ca2dc4d06f966007b03c5731c94308325d43ab0c2777c99e34a41d8de73ac.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3976
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3976 -s 352
  2⤵
  - Program crash
  PID:220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3976 -ip 3976
1⤵
PID:1452

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/3976-1-0x0000000000670000-0x0000000000770000-memory.dmp

Filesize
1024KB

Download
memory/3976-2-0x00000000004C0000-0x00000000004CB000-memory.dmp

Filesize
44KB

Download
memory/3976-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3976-4-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/3976-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3976-5-0x00000000004C0000-0x00000000004CB000-memory.dmp

Filesize
44KB

Download