smokeloader | 69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3

Analysis

max time kernel
93s
max time network
154s
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 13:54

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General

Target

69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe
Size

335KB
MD5

498e71bc6a5de1f7b6b2850b40bf9355
SHA1

27f8a2904b02a797718c25d93cfcbc83622a8bf0
SHA256

69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3
SHA512

24a915ac8a6848b9d18565d7a11cb8c228c6ab2f75e3e13a068d45f627ffef898b751bafad2a1cb9c4c974400f7865438d27952cf97595d2d98f06cb97f0d2b8
SSDEEP

6144:W81Yi/Lz4l3Cf0m1gzhvkCEjpPnFwCLLObfwB:WJi/QofVypsxqC3O

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 880 set thread context of 2792	880	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe	82

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	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.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	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 880 wrote to memory of 2792	880	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe	82
PID 880 wrote to memory of 2792	880	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe	82
PID 880 wrote to memory of 2792	880	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe	82
PID 880 wrote to memory of 2792	880	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe	82
PID 880 wrote to memory of 2792	880	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe	82
PID 880 wrote to memory of 2792	880	69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe	82

C:\Users\Admin\AppData\Local\Temp\69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe
"C:\Users\Admin\AppData\Local\Temp\69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:880
- C:\Users\Admin\AppData\Local\Temp\69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe
  "C:\Users\Admin\AppData\Local\Temp\69c9cd372464c8040f935dd4e5c87cc6afa3d7c1f74402e6b9a0969a4b53e9a3.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:2792

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

Replay Monitor

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Downloads

memory/880-1-0x0000000000C30000-0x0000000000D30000-memory.dmp

Filesize
1024KB

Download
memory/880-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/2792-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2792-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2792-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download