smokeloader | 38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761

Analysis

max time kernel
13s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 01:52

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General

Target

38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe
Size

145KB
MD5

4571eda91c46cf1ad02b71f26f9db859
SHA1

f429f9d6526fa4ef73f94e7f29620b7263bd2f3d
SHA256

38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761
SHA512

a2cf0e1facb63ebe5c274d321429662af6a0ad331240618d38c31142dcb8727e53abb8b86ee0b39c602e011690e6d502d5e0c0ff7f09db84d3b2517cc959b003
SSDEEP

3072:wmNA1oyitAn3xdrEENK6Ivhe2TfOr8n9TrUv6tK2:61oAn3/hjIvhj7zwvc1

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

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 572 set thread context of 2300	572	38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.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	38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 572 wrote to memory of 2300	572	38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe	29
PID 572 wrote to memory of 2300	572	38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe	29
PID 572 wrote to memory of 2300	572	38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe	29
PID 572 wrote to memory of 2300	572	38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe	29
PID 572 wrote to memory of 2300	572	38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe	29
PID 572 wrote to memory of 2300	572	38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe	29
PID 572 wrote to memory of 2300	572	38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe	29

C:\Users\Admin\AppData\Local\Temp\38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe
"C:\Users\Admin\AppData\Local\Temp\38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:572
- C:\Users\Admin\AppData\Local\Temp\38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe
  "C:\Users\Admin\AppData\Local\Temp\38445f9d00d02700842fed4b3290f693c648f191681daa918a5d305fd35bb761.exe"
  2⤵
  PID:2300

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/572-1-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/572-0-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/572-5-0x0000000000220000-0x0000000000228000-memory.dmp

Filesize
32KB

Download
memory/2300-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2300-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-6-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2300-9-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download