smokeloader | 5152c8d313ab69156a39a2aa1ed7db18637b8609b72bfde131618cb2f0e9a9f7

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 13:44

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General

Target

0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe
Size

261KB
MD5

2e8240df083c3e76b535b8e74870204a
SHA1

d4a9b4c65e6ea4b6fef66b9f691e7788a1aefa19
SHA256

0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2
SHA512

b27d406195ae0afa6787c0f64c0ca5fa92b15129db29711f528a934e7db446914d35cd7329d52811d40b4fcfb7b20beaed5d221687076edb5660d48e735f4921
SSDEEP

3072:+bRgGMBJlNQbcL0rGZYhz5Kisc3zSrBqdOWw+MtiLZIHLoOruV0yM/h3:jVBLObcL0iZgsmHdLMtiLZIHxruVf

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1048 set thread context of 4284	1048	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe	84

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	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.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	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 4284	1048	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe	84
PID 1048 wrote to memory of 4284	1048	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe	84
PID 1048 wrote to memory of 4284	1048	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe	84
PID 1048 wrote to memory of 4284	1048	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe	84
PID 1048 wrote to memory of 4284	1048	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe	84
PID 1048 wrote to memory of 4284	1048	0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe	84

C:\Users\Admin\AppData\Local\Temp\0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe
"C:\Users\Admin\AppData\Local\Temp\0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Users\Admin\AppData\Local\Temp\0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe
  "C:\Users\Admin\AppData\Local\Temp\0da9ea842da272fe2101dfa5062bf5755c4940fc3371dc53cee5e4c66afa24b2.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4284

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/1048-1-0x0000000002FE0000-0x00000000030E0000-memory.dmp

Filesize
1024KB

Download
memory/1048-2-0x0000000002F90000-0x0000000002F99000-memory.dmp

Filesize
36KB

Download
memory/4284-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4284-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4284-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download