smokeloader | 38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a

General

Target

38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe
Size

244KB
MD5

5c091300b76fd514bafd1ebcef544f4c
SHA1

3ff2d29ba12f4e93fbde52f2f873cc6927d67da8
SHA256

38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a
SHA512

d2fbc1b766774ba1395fe5af5c45a441cb13957911061026080db7f3a75de2b2271c45566aebed55d4d1e101d07b5f0cd9e8c5b9f100b30aab1ab7685999118e

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2018

C2

http://jo15y.se/ny/

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:

38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

description	pid	process	target process
PID 1348 set thread context of 1812	1348	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

pid	process
1812	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe
1812	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

pid process

1348 38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

pid	process
1348	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

description	pid	process	target process
PID 1348 wrote to memory of 1812	1348	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe
PID 1348 wrote to memory of 1812	1348	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe
PID 1348 wrote to memory of 1812	1348	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe
PID 1348 wrote to memory of 1812	1348	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe
PID 1348 wrote to memory of 1812	1348	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe	38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe

C:\Users\Admin\AppData\Local\Temp\38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe
"C:\Users\Admin\AppData\Local\Temp\38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1348

C:\Users\Admin\AppData\Local\Temp\38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe
"C:\Users\Admin\AppData\Local\Temp\38e32b1e4d4211e075887915b162fce3fe009714f2dd9044b087a9e152a4c09a.exe"
2⤵
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
PID:1812

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/1268-58-0x0000000002140000-0x0000000002155000-memory.dmp

Filesize
84KB

Download
memory/1348-54-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1348-55-0x0000000076531000-0x0000000076533000-memory.dmp

Filesize
8KB

Download
memory/1812-56-0x0000000000402931-mapping.dmp

Download
memory/1812-59-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads