smokeloader | c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9b

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
15-01-2025 21:39

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General

Target

c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe
Size

294KB
MD5

2969fc1afb91862747e6871785560260
SHA1

fefc6c855ed6f24267e0b3eb708842330401c1e9
SHA256

c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9b
SHA512

521bd215ff26ca657cbde0470bee6fd36695a10570c1fc915c36a433336a6f6551238b8ee61ad19273dfee81c6f7bfcbb44d31a4d6d26aaf43e37ace7a66cb9b
SSDEEP

3072:eTEf0l0OMJisuULt02JdZ599LbayiV1FEGzZsSDSIqh3yLSUEdmBHjBz9:t0lquULLl6VEpuSIqhcSUEo9Bz9

Score

10^/10

smokeloader good backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

Good

Signatures

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

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk 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\Services\Disk\Enum	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2096 set thread context of 1880	2096	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe	31

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	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 1880	2096	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe	31
PID 2096 wrote to memory of 1880	2096	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe	31
PID 2096 wrote to memory of 1880	2096	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe	31
PID 2096 wrote to memory of 1880	2096	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe	31
PID 2096 wrote to memory of 1880	2096	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe	31
PID 2096 wrote to memory of 1880	2096	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe	31
PID 2096 wrote to memory of 1880	2096	c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe	31

C:\Users\Admin\AppData\Local\Temp\c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe
"C:\Users\Admin\AppData\Local\Temp\c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Users\Admin\AppData\Local\Temp\c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe
  "C:\Users\Admin\AppData\Local\Temp\c3147cf991ebba6e208526f0a2b88356d0da4702b6040a26ddbadc911a776c9bN.exe"
  2⤵
  - Maps connected drives based on registry
  PID:1880

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/1880-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1880-1-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1880-6-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1880-5-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2096-4-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/2096-7-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download