smokeloader | d36e8aa297749e5909316230b55c07fa185761d2f58699e6caefdf3a8141168e

Resubmissions

12/03/2025, 14:23

250312-rqc5jsvjz9 10

Analysis

max time kernel
30s
max time network
39s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2025, 14:23

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General

Target

097910dc615bd581069c0ec67fa513d0.exe
Size

193KB
MD5

097910dc615bd581069c0ec67fa513d0
SHA1

00597735a09afbe12ad29ea00ede40733c67801c
SHA256

25b2ae77c2dc71ca729c153cce1615b77a396ff4ba598928c788eec57f1777fe
SHA512

cdf2464377db2fc6c2b2c665ac903e74cfde99a3e6cc6acd7d0d2ad6d417d442b27760b79d14693e3ba27d0a1b8a3d0355f48521d9847ab30c38e8541de92752
SSDEEP

3072:/8QYOkCol9wKhIDDVX1oWPBy4UAhZErjmZPwmlrNChgC:/8QtAwKhK1oWPf6mx56

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 5028 set thread context of 4052	5028	097910dc615bd581069c0ec67fa513d0.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	097910dc615bd581069c0ec67fa513d0.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	097910dc615bd581069c0ec67fa513d0.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	097910dc615bd581069c0ec67fa513d0.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	097910dc615bd581069c0ec67fa513d0.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5028 wrote to memory of 4052	5028	097910dc615bd581069c0ec67fa513d0.exe	87
PID 5028 wrote to memory of 4052	5028	097910dc615bd581069c0ec67fa513d0.exe	87
PID 5028 wrote to memory of 4052	5028	097910dc615bd581069c0ec67fa513d0.exe	87
PID 5028 wrote to memory of 4052	5028	097910dc615bd581069c0ec67fa513d0.exe	87
PID 5028 wrote to memory of 4052	5028	097910dc615bd581069c0ec67fa513d0.exe	87
PID 5028 wrote to memory of 4052	5028	097910dc615bd581069c0ec67fa513d0.exe	87

C:\Users\Admin\AppData\Local\Temp\097910dc615bd581069c0ec67fa513d0.exe
"C:\Users\Admin\AppData\Local\Temp\097910dc615bd581069c0ec67fa513d0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5028
- C:\Users\Admin\AppData\Local\Temp\097910dc615bd581069c0ec67fa513d0.exe
  "C:\Users\Admin\AppData\Local\Temp\097910dc615bd581069c0ec67fa513d0.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4052

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/4052-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4052-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4052-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5028-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/5028-1-0x0000000002D80000-0x0000000002E80000-memory.dmp

Filesize
1024KB

Download