smokeloader | 5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362

Analysis

max time kernel
279s
max time network
285s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
08-04-2024 05:11

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General

Target

5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
Size

190KB
MD5

204e7ef6d2e34f1cb4951f80a98b7016
SHA1

9d3921efcd09ea06b1e02badd5248bccb829eb4e
SHA256

5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362
SHA512

32fbf81d4f951f4242326ae77d3d64226d3b43b04a12d7322378be054ba82a30ff1f379370c1d552bc89faa216ba9e4979037bdf4b20c79b7014108b94d5f534
SSDEEP

3072:8zUhffq/KrDI/Y9KSBvYNnS1Zt0PW/fyelUpnQPqpah:8y3q/KfI/YBoGCWfyeupQPqpa

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe

description	pid	process	target process
PID 1572 set thread context of 4964	1572	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.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

Processes:

5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe

description	pid	process	target process
PID 1572 wrote to memory of 4964	1572	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
PID 1572 wrote to memory of 4964	1572	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
PID 1572 wrote to memory of 4964	1572	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
PID 1572 wrote to memory of 4964	1572	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
PID 1572 wrote to memory of 4964	1572	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
PID 1572 wrote to memory of 4964	1572	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe	5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe

C:\Users\Admin\AppData\Local\Temp\5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
"C:\Users\Admin\AppData\Local\Temp\5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1572

C:\Users\Admin\AppData\Local\Temp\5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe
"C:\Users\Admin\AppData\Local\Temp\5a8af14bff518a9930230eef22be1a44e38a843a16bcded30ab38e344bc47362.exe"
2⤵
- Checks SCSI registry key(s)
PID:4964

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

memory/1572-2-0x0000000002E90000-0x0000000002F90000-memory.dmp

Filesize
1024KB

Download
memory/1572-3-0x0000000002C90000-0x0000000002C9B000-memory.dmp

Filesize
44KB

Download
memory/4964-4-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4964-1-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download