smokeloader | 0a8ba964357c30bbd901e608fb6b546f986bc970df9adf1793aa6d28bd120aa9

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 19:05

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General

Target

b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe
Size

188KB
MD5

ec9bd2b4a739e85245951835ed80e2d9
SHA1

0ebcc934abc3b5b739fbdd9268f06d82dfac1699
SHA256

b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6
SHA512

643f51d1fc408859880198a069314e2118370866e3577bd6e86b6b6cca65a81d95c74bf8669e73fbaaf9b9969d7d18e6b346a84022e79d601c0be39aee60649d
SSDEEP

3072:YlXNH1tYM3LKfCOqKfRP2C5litzSKFmPQhRCY0Zd7KOQ:YhDLKfCOqLCatzSKwBjl

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

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2988	2848	WerFault.exe	30

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:

b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe

description	pid	Process	procid_target
PID 2848 wrote to memory of 2988	2848	b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe	31
PID 2848 wrote to memory of 2988	2848	b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe	31
PID 2848 wrote to memory of 2988	2848	b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe	31
PID 2848 wrote to memory of 2988	2848	b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe	31

C:\Users\Admin\AppData\Local\Temp\b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe
"C:\Users\Admin\AppData\Local\Temp\b52004b95a999d0237fa1699a317917752fbb7905a197b4f1689e0db76cbede6.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2848 -s 136
  2⤵
  - Program crash
  PID:2988

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/2848-1-0x0000000000660000-0x0000000000760000-memory.dmp

Filesize
1024KB

Download
memory/2848-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2848-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2848-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2848-4-0x0000000000400000-0x000000000058A000-memory.dmp

Filesize
1.5MB

Download