smokeloader | 411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29

General

Target

411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe
Size

124KB
MD5

4762bf87bb09e916dacd13d3f6b1e98f
SHA1

1f4c2074cc110f6c1b7b3a9d177154453c0c575b
SHA256

411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29
SHA512

56d2a5d1b27df7572af0d76514b2d9a5357926bdd6be3c574ff83f47515c49515576b14183b67a90951cc33da73752695f8fe24bad6b0073d50733e85698a3c7

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2018

C2

http://45.62.235.208/w/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor 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

Processes:

411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

description	pid	process	target process
PID 4952 set thread context of 3524	4952	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

pid	process
3524	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe
3524	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

pid process

4952 411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

pid	process
4952	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

description	pid	process	target process
PID 4952 wrote to memory of 3524	4952	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe
PID 4952 wrote to memory of 3524	4952	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe
PID 4952 wrote to memory of 3524	4952	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe
PID 4952 wrote to memory of 3524	4952	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe	411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe

C:\Users\Admin\AppData\Local\Temp\411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe
"C:\Users\Admin\AppData\Local\Temp\411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4952

C:\Users\Admin\AppData\Local\Temp\411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe
"C:\Users\Admin\AppData\Local\Temp\411101bbd66128f5220733ba0229999ccb4fa7c608dd1e4637b169e6f3a79e29.exe"
2⤵
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
PID:3524

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/2480-133-0x0000000000620000-0x0000000000635000-memory.dmp

Filesize
84KB

Download
memory/3524-131-0x0000000000000000-mapping.dmp

Download
memory/3524-132-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4952-130-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads