smokeloader | 4c1b1a11c7d6521e3044416c09271841a5d0276900cc538f3826a497fd72a3a6

Analysis

max time kernel
134s
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
04/11/2024, 19:20

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General

Target

4c1b1a11c7d6521e3044416c09271841a5d0276900cc538f3826a497fd72a3a6.exe
Size

163KB
MD5

f174de14b9a8a787cac955db588f4fd3
SHA1

5a0522a63ccfff44a25f86d4c4323de8d9431c97
SHA256

4c1b1a11c7d6521e3044416c09271841a5d0276900cc538f3826a497fd72a3a6
SHA512

66e983955c0e3fdb74d05c3e615b060990996def08fd272073ae6a917ee0b95bbbc54b4b1ab68917785cea65c3573442d2f8a5c988618aa4a583c099af044722
SSDEEP

3072:guFrL5sH1mRilGwYMpuH3HnJcY9fiufxR:NL5sv0fMpuXX9T

Score

10^/10

smokeloader oct backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

oct

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
4548	396	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	4c1b1a11c7d6521e3044416c09271841a5d0276900cc538f3826a497fd72a3a6.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	4c1b1a11c7d6521e3044416c09271841a5d0276900cc538f3826a497fd72a3a6.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4c1b1a11c7d6521e3044416c09271841a5d0276900cc538f3826a497fd72a3a6.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4c1b1a11c7d6521e3044416c09271841a5d0276900cc538f3826a497fd72a3a6.exe

C:\Users\Admin\AppData\Local\Temp\4c1b1a11c7d6521e3044416c09271841a5d0276900cc538f3826a497fd72a3a6.exe
"C:\Users\Admin\AppData\Local\Temp\4c1b1a11c7d6521e3044416c09271841a5d0276900cc538f3826a497fd72a3a6.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:396
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 396 -s 352
  2⤵
  - Program crash
  PID:4548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 396 -ip 396
1⤵
PID:1612

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/396-1-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download
memory/396-2-0x00000000006E0000-0x00000000006E9000-memory.dmp

Filesize
36KB

Download
memory/396-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/396-4-0x0000000000400000-0x0000000000584000-memory.dmp

Filesize
1.5MB

Download
memory/396-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/396-5-0x00000000006E0000-0x00000000006E9000-memory.dmp

Filesize
36KB

Download