smokeloader | 2fa5adb1940605fdf9a3b39af904fe7cc2dba8d70039e1f96829a510242d71e2

max time kernel
20s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
15-02-2023 17:35

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General

Target

79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe
Size

298KB
MD5

11511ba5fd4de1fc5051d0bcefb388ae
SHA1

5e9476f39df92e01d0952e703869e71f85d470cd
SHA256

79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a
SHA512

904f0e3a252cd0ef8108492de955ac520008b10b66da736cc4bbdc6a8c3736440a9a11edb73707ba415d7f3f4c2c590dfa983aca01864b9d66a6c3559ed744e9
SSDEEP

3072:0pb2LIT54Ga9Qzgp4gaCJrSjgBoMZmYKxQCBnIyCSyxzID1C7hZW0KIsiuNZ:xLIKGa96dfkBoMsDlqSwzIDM/KPP

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2032-56-0x0000000000230000-0x0000000000239000-memory.dmp	family_smokeloader

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

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

Processes:

79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe

pid	process
2032	79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe
2032	79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe
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Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe

pid process

2032 79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe

C:\Users\Admin\AppData\Local\Temp\79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe
"C:\Users\Admin\AppData\Local\Temp\79fe08c83e8f2f3679c3dfdcff6698b92489fa915ccfb3c3458827861034814a.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2032

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2032-54-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/2032-56-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download
memory/2032-55-0x00000000005EB000-0x0000000000601000-memory.dmp

Filesize
88KB

Download
memory/2032-57-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download
memory/2032-58-0x0000000000400000-0x0000000000467000-memory.dmp

Filesize
412KB

Download