smokeloader | 24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5

Analysis

max time kernel
150s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2022, 09:02

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General

Target

24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5.exe
Size

147KB
MD5

4a550b330463ef0bbf1c89b3d920bc8b
SHA1

5024720813bdb71b2bc69d676ae4453eb08d3a37
SHA256

24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5
SHA512

06ba1503bf73e3674afdfab9b612fbee6f5188675e622b68203a9f317089bcc9c6fa78d21ade9098dc7bd90cb9688ce5b3c7ad60b6c65540af6be9519f20ec9f
SSDEEP

3072:MuxpJhF5l7yhHIYhGM5GzArbRRmZqDs6bBJNmpIn:V9WhIdzUlQZgm

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 1 IoCs

resource	yara_rule
behavioral1/memory/3996-133-0x00000000005C0000-0x00000000005C9000-memory.dmp	family_smokeloader

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

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	24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3996	24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5.exe
3996	24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5.exe
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3044	Process not Found

Suspicious behavior: MapViewOfSection 19 IoCs

pid	Process
3996	24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5.exe
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found
3044	Process not Found

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 4412	3044	Process not Found	86
PID 3044 wrote to memory of 4412	3044	Process not Found	86
PID 3044 wrote to memory of 4412	3044	Process not Found	86
PID 3044 wrote to memory of 4412	3044	Process not Found	86
PID 3044 wrote to memory of 4592	3044	Process not Found	87
PID 3044 wrote to memory of 4592	3044	Process not Found	87
PID 3044 wrote to memory of 4592	3044	Process not Found	87
PID 3044 wrote to memory of 2460	3044	Process not Found	88
PID 3044 wrote to memory of 2460	3044	Process not Found	88
PID 3044 wrote to memory of 2460	3044	Process not Found	88
PID 3044 wrote to memory of 2460	3044	Process not Found	88
PID 3044 wrote to memory of 2568	3044	Process not Found	89
PID 3044 wrote to memory of 2568	3044	Process not Found	89
PID 3044 wrote to memory of 2568	3044	Process not Found	89
PID 3044 wrote to memory of 5088	3044	Process not Found	90
PID 3044 wrote to memory of 5088	3044	Process not Found	90
PID 3044 wrote to memory of 5088	3044	Process not Found	90
PID 3044 wrote to memory of 5088	3044	Process not Found	90
PID 3044 wrote to memory of 2244	3044	Process not Found	91
PID 3044 wrote to memory of 2244	3044	Process not Found	91
PID 3044 wrote to memory of 2244	3044	Process not Found	91
PID 3044 wrote to memory of 2244	3044	Process not Found	91
PID 3044 wrote to memory of 1188	3044	Process not Found	92
PID 3044 wrote to memory of 1188	3044	Process not Found	92
PID 3044 wrote to memory of 1188	3044	Process not Found	92
PID 3044 wrote to memory of 1188	3044	Process not Found	92
PID 3044 wrote to memory of 3872	3044	Process not Found	93
PID 3044 wrote to memory of 3872	3044	Process not Found	93
PID 3044 wrote to memory of 3872	3044	Process not Found	93
PID 3044 wrote to memory of 3340	3044	Process not Found	94
PID 3044 wrote to memory of 3340	3044	Process not Found	94
PID 3044 wrote to memory of 3340	3044	Process not Found	94
PID 3044 wrote to memory of 3340	3044	Process not Found	94

C:\Users\Admin\AppData\Local\Temp\24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5.exe
"C:\Users\Admin\AppData\Local\Temp\24219cefc4c4ef9c8ab106a5e0c34939ad3aeeb02266a3210396d3cde3ee77c5.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3996

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4412

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:4592

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2460

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:2568

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:5088

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2244

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1188

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:3872

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:3340

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1188-170-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/1188-157-0x0000000000BF0000-0x0000000000BFB000-memory.dmp

Filesize
44KB

Download
memory/1188-156-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/2244-154-0x0000000000C00000-0x0000000000C09000-memory.dmp

Filesize
36KB

Download
memory/2244-169-0x0000000000C10000-0x0000000000C15000-memory.dmp

Filesize
20KB

Download
memory/2244-153-0x0000000000C10000-0x0000000000C15000-memory.dmp

Filesize
20KB

Download
memory/2460-166-0x00000000003F0000-0x00000000003F5000-memory.dmp

Filesize
20KB

Download
memory/2460-144-0x00000000003F0000-0x00000000003F5000-memory.dmp

Filesize
20KB

Download
memory/2460-145-0x00000000003E0000-0x00000000003E9000-memory.dmp

Filesize
36KB

Download
memory/2568-148-0x00000000001E0000-0x00000000001EC000-memory.dmp

Filesize
48KB

Download
memory/2568-167-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2568-147-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/3340-162-0x00000000009E0000-0x00000000009E8000-memory.dmp

Filesize
32KB

Download
memory/3340-172-0x00000000009E0000-0x00000000009E8000-memory.dmp

Filesize
32KB

Download
memory/3340-163-0x00000000009D0000-0x00000000009DB000-memory.dmp

Filesize
44KB

Download
memory/3872-171-0x0000000000770000-0x0000000000777000-memory.dmp

Filesize
28KB

Download
memory/3872-160-0x0000000000760000-0x000000000076D000-memory.dmp

Filesize
52KB

Download
memory/3872-159-0x0000000000770000-0x0000000000777000-memory.dmp

Filesize
28KB

Download
memory/3996-135-0x0000000000608000-0x0000000000619000-memory.dmp

Filesize
68KB

Download
memory/3996-136-0x0000000000400000-0x000000000057F000-memory.dmp

Filesize
1.5MB

Download
memory/3996-133-0x00000000005C0000-0x00000000005C9000-memory.dmp

Filesize
36KB

Download
memory/3996-132-0x0000000000608000-0x0000000000619000-memory.dmp

Filesize
68KB

Download
memory/3996-134-0x0000000000400000-0x000000000057F000-memory.dmp

Filesize
1.5MB

Download
memory/4412-139-0x00000000009D0000-0x00000000009D7000-memory.dmp

Filesize
28KB

Download
memory/4412-140-0x00000000009C0000-0x00000000009CB000-memory.dmp

Filesize
44KB

Download
memory/4412-164-0x00000000009D0000-0x00000000009D7000-memory.dmp

Filesize
28KB

Download
memory/4592-141-0x0000000000B50000-0x0000000000B59000-memory.dmp

Filesize
36KB

Download
memory/4592-165-0x0000000000B50000-0x0000000000B59000-memory.dmp

Filesize
36KB

Download
memory/4592-142-0x0000000000B40000-0x0000000000B4F000-memory.dmp

Filesize
60KB

Download
memory/5088-168-0x0000000000E00000-0x0000000000E22000-memory.dmp

Filesize
136KB

Download
memory/5088-151-0x0000000000BB0000-0x0000000000BD7000-memory.dmp

Filesize
156KB

Download
memory/5088-150-0x0000000000E00000-0x0000000000E22000-memory.dmp

Filesize
136KB

Download