smokeloader | d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362

Analysis

max time kernel
156s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 23:51

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General

Target

d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
Size

139KB
MD5

b738b6682db44163bcb88ea6cec604d5
SHA1

f4a147cbd15bafd1a132e4e1459d747c24d50b54
SHA256

d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362
SHA512

03a0c20fbf3685ba17f2838c465c427fd0d075af8cc26d4eec6ecc09b0bffcf89a53bb7e8e9d1d25b04fa1df07c8846223883c62e33d02f67cad6bb57708b409
SSDEEP

3072:KTftXpr5RQhDIHbz0y0mPUlakbJPoGOP:wH0DIH30y0zltbdPOP

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4896-133-0x00000000007B0000-0x00000000007B9000-memory.dmp	family_smokeloader
behavioral1/memory/3956-135-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3956-137-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3956-138-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe

description	pid	process	target process
PID 4896 set thread context of 3956	4896	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.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:

d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe

pid	process
3956	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
3956	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

2056
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe

pid process

3956 d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe

pid	process
2056

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

description	pid	process
Token: SeShutdownPrivilege	2056
Token: SeCreatePagefilePrivilege	2056
Token: SeShutdownPrivilege	2056
Token: SeCreatePagefilePrivilege	2056
Token: SeShutdownPrivilege	2056
Token: SeCreatePagefilePrivilege	2056
Token: SeShutdownPrivilege	2056
Token: SeCreatePagefilePrivilege	2056
Token: SeShutdownPrivilege	2056
Token: SeCreatePagefilePrivilege	2056
Token: SeShutdownPrivilege	2056
Token: SeCreatePagefilePrivilege	2056

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe

description	pid	process	target process
PID 4896 wrote to memory of 3956	4896	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
PID 4896 wrote to memory of 3956	4896	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
PID 4896 wrote to memory of 3956	4896	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
PID 4896 wrote to memory of 3956	4896	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
PID 4896 wrote to memory of 3956	4896	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
PID 4896 wrote to memory of 3956	4896	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe	d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe

C:\Users\Admin\AppData\Local\Temp\d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
"C:\Users\Admin\AppData\Local\Temp\d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4896

C:\Users\Admin\AppData\Local\Temp\d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe
"C:\Users\Admin\AppData\Local\Temp\d9ac88908d7bd67f02cf7d0669ba2fccaf094f115960ac9fdeefebd65b15a362.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3956

Network

MITRE ATT&CK Matrix ATT&CK v6

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

Replay Monitor

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Downloads

memory/2056-175-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-202-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-139-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-209-0x00000000023A0000-0x00000000023B0000-memory.dmp

Filesize
64KB

Download
memory/2056-208-0x00000000023A0000-0x00000000023B0000-memory.dmp

Filesize
64KB

Download
memory/2056-140-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-141-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-142-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-143-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-144-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-145-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-146-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-147-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-148-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-149-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-150-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-151-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-152-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-153-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-154-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-155-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-156-0x0000000002E30000-0x0000000002E40000-memory.dmp

Filesize
64KB

Download
memory/2056-157-0x0000000002E60000-0x0000000002E70000-memory.dmp

Filesize
64KB

Download
memory/2056-158-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/2056-159-0x0000000000A50000-0x0000000000A60000-memory.dmp

Filesize
64KB

Download
memory/2056-177-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-161-0x0000000002E50000-0x0000000002E60000-memory.dmp

Filesize
64KB

Download
memory/2056-162-0x0000000000A50000-0x0000000000A60000-memory.dmp

Filesize
64KB

Download
memory/2056-163-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-164-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-165-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-166-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-168-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-170-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-171-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-172-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-173-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-174-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-210-0x00000000023A0000-0x00000000023B0000-memory.dmp

Filesize
64KB

Download
memory/2056-207-0x0000000002390000-0x00000000023A0000-memory.dmp

Filesize
64KB

Download
memory/2056-160-0x0000000002E60000-0x0000000002E70000-memory.dmp

Filesize
64KB

Download
memory/2056-178-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-179-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-180-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-181-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-182-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-183-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-184-0x00000000023A0000-0x00000000023B0000-memory.dmp

Filesize
64KB

Download
memory/2056-185-0x00000000023A0000-0x00000000023B0000-memory.dmp

Filesize
64KB

Download
memory/2056-186-0x0000000002390000-0x00000000023A0000-memory.dmp

Filesize
64KB

Download
memory/2056-187-0x00000000023A0000-0x00000000023B0000-memory.dmp

Filesize
64KB

Download
memory/2056-188-0x00000000023A0000-0x00000000023B0000-memory.dmp

Filesize
64KB

Download
memory/2056-189-0x00000000023A0000-0x00000000023B0000-memory.dmp

Filesize
64KB

Download
memory/2056-190-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-191-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-192-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-193-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-194-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-195-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-196-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-197-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-198-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-200-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-201-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-199-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-176-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-203-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-204-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-205-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/2056-206-0x0000000002E20000-0x0000000002E30000-memory.dmp

Filesize
64KB

Download
memory/3956-134-0x0000000000000000-mapping.dmp

Download
memory/3956-138-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3956-137-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3956-135-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4896-132-0x000000000080D000-0x000000000081E000-memory.dmp

Filesize
68KB

Download
memory/4896-133-0x00000000007B0000-0x00000000007B9000-memory.dmp

Filesize
36KB

Download
memory/4896-136-0x000000000080D000-0x000000000081E000-memory.dmp

Filesize
68KB

Download