smokeloader | da437f886778242b81344dd23b14d93327081619590c51fcbafda005c3822b82

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 14:38

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General

Target

c85b2fc8a9c75b9fbe15f67bba86a9861a67c807e320b79c54a54acc9f7b2695.exe
Size

315KB
MD5

1127b0ea16edeb888968b19c28f45c8e
SHA1

908f18876f26f76474e0c628244cf485982475ed
SHA256

c85b2fc8a9c75b9fbe15f67bba86a9861a67c807e320b79c54a54acc9f7b2695
SHA512

12737c4f60e9a49400673c9d1d5e73d4e4495b95641e6a70ae3518d9b9925ba16daa95557cad61f71780f746c2a3f4d8d6aa69eea3c5dd29520e445c2cccf206
SSDEEP

6144:40GcRLRoPgy3hTLPNoY8bkn3UomRaEeLEn2E1aJ:43UNoPPhFo9k3UhRaBLUv

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2792	2704	WerFault.exe	29

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	c85b2fc8a9c75b9fbe15f67bba86a9861a67c807e320b79c54a54acc9f7b2695.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2704 wrote to memory of 2792	2704	c85b2fc8a9c75b9fbe15f67bba86a9861a67c807e320b79c54a54acc9f7b2695.exe	30
PID 2704 wrote to memory of 2792	2704	c85b2fc8a9c75b9fbe15f67bba86a9861a67c807e320b79c54a54acc9f7b2695.exe	30
PID 2704 wrote to memory of 2792	2704	c85b2fc8a9c75b9fbe15f67bba86a9861a67c807e320b79c54a54acc9f7b2695.exe	30
PID 2704 wrote to memory of 2792	2704	c85b2fc8a9c75b9fbe15f67bba86a9861a67c807e320b79c54a54acc9f7b2695.exe	30

C:\Users\Admin\AppData\Local\Temp\c85b2fc8a9c75b9fbe15f67bba86a9861a67c807e320b79c54a54acc9f7b2695.exe
"C:\Users\Admin\AppData\Local\Temp\c85b2fc8a9c75b9fbe15f67bba86a9861a67c807e320b79c54a54acc9f7b2695.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2704
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 140
  2⤵
  - Program crash
  PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2704-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2704-3-0x0000000000400000-0x0000000000852000-memory.dmp

Filesize
4.3MB

Download
memory/2704-1-0x0000000000980000-0x0000000000A80000-memory.dmp

Filesize
1024KB

Download
memory/2704-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download