smokeloader | d0c2724e46071f707fe1575f635ed103b018ee9a57b4171307cd64e7634f8a8a

General

Target

684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe
Size

311KB
MD5

6842403982c36b6c450fde3035eb7043
SHA1

d40806e8623b10811703aadf27d5b055da6e98a5
SHA256

684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377
SHA512

2d10d7bb85475a86f85019228a88cebf0da92ed5cb24102facbb34a875f3666d0ebf0783b1db1b996f2087feb672f337e91cb72c8b899c632496344a42e4ab37
SSDEEP

3072:uQLPli/LX0eRJibugxk++1iyvoBgDym4BV9JxNcdOOQVmRZ+pfTK7KVDrc+B5f2B:uQLPwkvB+iIoBoSVPW3ofTgYn79oUq

Score

10^/10

smokeloader up3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Deletes itself 1 IoCs

Processes:

pid process

1156
Executes dropped EXE 2 IoCs

Processes:

7FBB.exe8576.exe

pid process

2988 7FBB.exe
2428 8576.exe

pid	process
1156

pid	process
2988	7FBB.exe
2428	8576.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:

684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe

pid	process
2932	684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe
2932	684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe
1156
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Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe

pid process

2932 684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

pid process

1156
1156
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

pid process

1156
1156

pid	process
1156
1156

pid	process
1156
1156

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

description	pid	target process
PID 1156 wrote to memory of 2988	1156	7FBB.exe
PID 1156 wrote to memory of 2988	1156	7FBB.exe
PID 1156 wrote to memory of 2988	1156	7FBB.exe
PID 1156 wrote to memory of 2988	1156	7FBB.exe
PID 1156 wrote to memory of 2988	1156	7FBB.exe
PID 1156 wrote to memory of 2988	1156	7FBB.exe
PID 1156 wrote to memory of 2988	1156	7FBB.exe
PID 1156 wrote to memory of 2428	1156	8576.exe
PID 1156 wrote to memory of 2428	1156	8576.exe
PID 1156 wrote to memory of 2428	1156	8576.exe
PID 1156 wrote to memory of 2428	1156	8576.exe

C:\Users\Admin\AppData\Local\Temp\684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe
"C:\Users\Admin\AppData\Local\Temp\684bcee9dcb5326013108c4f4fb40dce8d98bc937a00b64e9d9f9754d0c78377.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2932

C:\Users\Admin\AppData\Local\Temp\7FBB.exe
C:\Users\Admin\AppData\Local\Temp\7FBB.exe
1⤵
- Executes dropped EXE
PID:2988

C:\Users\Admin\AppData\Local\Temp\8576.exe
C:\Users\Admin\AppData\Local\Temp\8576.exe
1⤵
- Executes dropped EXE
PID:2428

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\7FBB.exe
Filesize
5.0MB

MD5
10ef283264e5050eb40f465feabeea60

SHA1
5c2b60ad7c2089db827532fed6069bdf74b505f8

SHA256
6d45d61463e3521aa6d3d31bd7e953d38c6381c0e1b526dcb28c7f2786669eb6

SHA512
c4e4080840991a829b05c76a55f6da6bffc9f618c7a1214d4d0b84e6e714d7b0e5646a99a5d92188f71801e6b7269069728f328d3a3b3fda577191372f399080

Download Submit
C:\Users\Admin\AppData\Local\Temp\8576.exe
Filesize
385KB

MD5
bdbfccc2b71c0d7f9de70aba81597b52

SHA1
ebb97f2a7fe51ff607a1d1b7557c995dd1cc275a

SHA256
082e8792e48e6ae0b16330f6bde833c42158ba2c9b75fad31ebc3d939f8a0042

SHA512
fba755745e82b6acd1e74e15ce9bc729a9b0e85bbb1975959c1b5d7ab1e6859efc715de87c3f4b6ef4bb21a25d9246142e96323cfc5d732ae6007b4690dcd417

Download Submit
memory/1156-4-0x0000000003D40000-0x0000000003D56000-memory.dmp

Filesize
88KB

Download
memory/2428-22-0x0000000000010000-0x0000000000076000-memory.dmp

Filesize
408KB

Download
memory/2428-25-0x0000000000010000-0x0000000000076000-memory.dmp

Filesize
408KB

Download
memory/2932-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2932-1-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download
memory/2932-3-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/2932-5-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads