smokeloader | bc887fcd6805824ac58a107917c6d083056d688eef39e979da25d16eb388e798

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 14:11

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General

Target

bc887fcd6805824ac58a107917c6d083056d688eef39e979da25d16eb388e798.exe
Size

240KB
MD5

3bbac642557b0ab934addbac0594561c
SHA1

0787a06f1fff51bdfdb129186df44e73d8c7d5de
SHA256

bc887fcd6805824ac58a107917c6d083056d688eef39e979da25d16eb388e798
SHA512

c91cbc77b3a67f65082f5d8187f237b9de0a6aaf1cbfb7bbd0e3157d2b8815f55a6ed71d6bda88941daed67ad6f0ee9a9e98149f11b053f81a462e17f7145730
SSDEEP

3072:VC2pwqpX3QufagAKaKkWvqMFh1KjP40ZZ6s5dM6Y273v9blsf:I4wqpX3qgAKaIvqRjBZVM/y

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4472	4068	WerFault.exe	81

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	bc887fcd6805824ac58a107917c6d083056d688eef39e979da25d16eb388e798.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	bc887fcd6805824ac58a107917c6d083056d688eef39e979da25d16eb388e798.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bc887fcd6805824ac58a107917c6d083056d688eef39e979da25d16eb388e798.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bc887fcd6805824ac58a107917c6d083056d688eef39e979da25d16eb388e798.exe

C:\Users\Admin\AppData\Local\Temp\bc887fcd6805824ac58a107917c6d083056d688eef39e979da25d16eb388e798.exe
"C:\Users\Admin\AppData\Local\Temp\bc887fcd6805824ac58a107917c6d083056d688eef39e979da25d16eb388e798.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4068
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 352
  2⤵
  - Program crash
  PID:4472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4068 -ip 4068
1⤵
PID:60

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/4068-1-0x0000000000AE0000-0x0000000000BE0000-memory.dmp

Filesize
1024KB

Download
memory/4068-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4068-3-0x0000000000400000-0x0000000000815000-memory.dmp

Filesize
4.1MB

Download
memory/4068-5-0x0000000000400000-0x0000000000815000-memory.dmp

Filesize
4.1MB

Download
memory/4068-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download