smokeloader | 66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00

Analysis

max time kernel
139s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2024, 22:09

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General

Target

66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe
Size

244KB
MD5

8872a0810f84b22f76e9c01e4b8d19c7
SHA1

cd5c3b7ae7c1343d3b896e56db32085b9140f7bc
SHA256

66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00
SHA512

4b5e962a3403cd6f871e083a7910e48a9a3e0682068be7b5536a842f5cf54ba7e6393e277d1041b66fd284fd052eedc7f28e728f8f62e72ea334198a5dca6a0f
SSDEEP

6144:8YZQo0SPVfMoLcWbQFeQ7iIkdK7u++Gt9foHGjsVc8:vZxPVfMoLNhQ7h5utGf5V

Score

10^/10

smokeloader 555 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

555

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 1376 set thread context of 1844	1376	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe	87

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	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.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	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 1844	1376	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe	87
PID 1376 wrote to memory of 1844	1376	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe	87
PID 1376 wrote to memory of 1844	1376	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe	87
PID 1376 wrote to memory of 1844	1376	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe	87
PID 1376 wrote to memory of 1844	1376	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe	87
PID 1376 wrote to memory of 1844	1376	66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe	87

C:\Users\Admin\AppData\Local\Temp\66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe
"C:\Users\Admin\AppData\Local\Temp\66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Users\Admin\AppData\Local\Temp\66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe
  "C:\Users\Admin\AppData\Local\Temp\66c921db2c6fdcd4a1e1fb49e8aee7a7f519ba35e3d9c0594aa2ae7a130b5f00.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:1844

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/1376-1-0x0000000000790000-0x0000000000890000-memory.dmp

Filesize
1024KB

Download
memory/1376-2-0x0000000000560000-0x0000000000569000-memory.dmp

Filesize
36KB

Download
memory/1844-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1844-4-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1844-5-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download