smokeloader | 99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1

Analysis

max time kernel
93s
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
11-11-2024 10:31

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General

Target

99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.exe
Size

221KB
MD5

d0374984e2c85cc02cb1aa8acf960c88
SHA1

0c042507add3ff0561c9a9ef23fa2dcbd94659f5
SHA256

99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1
SHA512

8ada11cb3780014ccfcec7b66ae4c993217f1cd154a3b90024541bf73f553e133c17ed6d5b654779dfffeb296a8707acb5c802db912c8315ec1239eccc494a31
SSDEEP

3072:0ljfA84HvrdNe5sh+MnydtR337C6YuSfoxMb:ojI84HTdNe5DnH+ySfT

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

Processes:

WerFault.exe

pid pid_target process target process

3100 4864 WerFault.exe 99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.exe

pid	pid_target	process	target process
3100	4864	WerFault.exe	99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.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:

99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.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:

99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.exe

C:\Users\Admin\AppData\Local\Temp\99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.exe
"C:\Users\Admin\AppData\Local\Temp\99d0e5b740e084387a3babda92b216defb01d4921d75217d73515e1b436076b1.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4864
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4864 -s 460
  2⤵
  - Program crash
  PID:3100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4864 -ip 4864
1⤵
PID:3544

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/4864-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download
memory/4864-3-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/4864-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4864-5-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/4864-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download