smokeloader | b3eb8aac4711af84e9f21fb397e0925f2296d5fd7b32bec3f26369fa022e42fa

General

Target

fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe
Size

289KB
MD5

fdbd7ce5f82d2850a7ead17b4f131ae9
SHA1

0e78bb6d33bacb75afd7b6d29d7d48d106b27659
SHA256

b3eb8aac4711af84e9f21fb397e0925f2296d5fd7b32bec3f26369fa022e42fa
SHA512

aaaa71429c6ca987f74659018651038b89255c1d1b99f885376e4afc4f9e6cc0726a6e4ddf1363a9aa874b31bb82b4b15c39b1df95b3a97990a824dadfcaa84d
SSDEEP

3072:Lu03SLyowCLiDUFVxTp7KHl7dtJagFaXc5ipoBHIPnk1226GTvszpzuV9MwVZG3d:IOYrVklZvagfJBHIPnUJ6GMFuTHG3d

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2020

C2

http://directorycart.com/upload/

http://tierzahnarzt.at/upload/

http://streetofcards.com/upload/

http://ycdfzd.com/upload/

http://successcoachceo.com/upload/

http://uhvu.cn/upload/

http://japanarticle.com/upload/

rc4.i32

Signatures

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

Processes:

pid process

1392
Executes dropped EXE 1 IoCs

Processes:

ghaegeg

pid process

2376 ghaegeg

pid	process
1392

pid	process
2376	ghaegeg

Checks SCSI registry key(s) 3 TTPs 6 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exeghaegeg

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ghaegeg
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ghaegeg
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ghaegeg

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe

pid	process
2076	fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe
2076	fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe
1392
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1392
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1392
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1392
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1392
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1392

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exeghaegeg

pid process

2076 fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe
2376 ghaegeg
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

pid process

1392
1392
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

pid process

1392
1392

pid	process
1392
1392

pid	process
1392
1392

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 2548 wrote to memory of 2376	2548	taskeng.exe	ghaegeg
PID 2548 wrote to memory of 2376	2548	taskeng.exe	ghaegeg
PID 2548 wrote to memory of 2376	2548	taskeng.exe	ghaegeg
PID 2548 wrote to memory of 2376	2548	taskeng.exe	ghaegeg

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fdbd7ce5f82d2850a7ead17b4f131ae9_JaffaCakes118.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2076

C:\Windows\system32\taskeng.exe
taskeng.exe {B62BAF0A-9A0F-46D0-BD42-FD28F1E480EC} S-1-5-21-330940541-141609230-1670313778-1000:KXIPPCKF\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2548

C:\Users\Admin\AppData\Roaming\ghaegeg
C:\Users\Admin\AppData\Roaming\ghaegeg
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\ghaegeg
Filesize
289KB

MD5
fdbd7ce5f82d2850a7ead17b4f131ae9

SHA1
0e78bb6d33bacb75afd7b6d29d7d48d106b27659

SHA256
b3eb8aac4711af84e9f21fb397e0925f2296d5fd7b32bec3f26369fa022e42fa

SHA512
aaaa71429c6ca987f74659018651038b89255c1d1b99f885376e4afc4f9e6cc0726a6e4ddf1363a9aa874b31bb82b4b15c39b1df95b3a97990a824dadfcaa84d

Download Submit
memory/1392-4-0x00000000026E0000-0x00000000026F6000-memory.dmp

Filesize
88KB

Download
memory/1392-16-0x0000000002720000-0x0000000002736000-memory.dmp

Filesize
88KB

Download
memory/2076-1-0x0000000001730000-0x0000000001830000-memory.dmp

Filesize
1024KB

Download
memory/2076-2-0x00000000002A0000-0x00000000002A9000-memory.dmp

Filesize
36KB

Download
memory/2076-3-0x0000000000400000-0x00000000016BB000-memory.dmp

Filesize
18.7MB

Download
memory/2076-5-0x0000000000400000-0x00000000016BB000-memory.dmp

Filesize
18.7MB

Download
memory/2376-14-0x0000000001880000-0x0000000001980000-memory.dmp

Filesize
1024KB

Download
memory/2376-15-0x0000000000400000-0x00000000016BB000-memory.dmp

Filesize
18.7MB

Download
memory/2376-17-0x0000000000400000-0x00000000016BB000-memory.dmp

Filesize
18.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads