smokeloader | 36a6f4781d52120c705959359957957ff713df14093ebcb3084ca20db40eaaeb

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
01-04-2024 20:54

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General

Target

7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe
Size

301KB
MD5

7a3e9ae2c054c2f7e8e73cb31afcece8
SHA1

b591549262c6bf635399b88a53065a3735c16450
SHA256

36a6f4781d52120c705959359957957ff713df14093ebcb3084ca20db40eaaeb
SHA512

e074e57456f760c0de0645520232764cd4154460f275567e36a90c66e1707699d54a325fa5448842021d0008e601e4e87564437498860bc29735236b106bc02c
SSDEEP

3072:omFSv0+rTSlRJlDjEKqAvPPtzGDgDb2Gk3cvzDlIVZ+HJrU8ZxtQoSznijhnlhI5:cSl391Dvt68Db2rQz+z+HuosoAwhIa

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2020

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

3404
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4508 1944 WerFault.exe 7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe

pid	process
3404

pid	pid_target	process	target process
4508	1944	WerFault.exe	7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.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:

7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe

pid	process
1944	7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe
1944	7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe
3404
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3404

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe

pid process

1944 7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

description pid process

Token: SeShutdownPrivilege 3404
Token: SeCreatePagefilePrivilege 3404
Suspicious use of UnmapMainImage 1 IoCs

Processes:

pid process

3404
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

description	pid	process
Token: SeShutdownPrivilege	3404
Token: SeCreatePagefilePrivilege	3404

pid	process
3404

C:\Users\Admin\AppData\Local\Temp\7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7a3e9ae2c054c2f7e8e73cb31afcece8_JaffaCakes118.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1944 -s 368
2⤵
- Program crash
PID:4508

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1944 -ip 1944
1⤵
PID:1704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

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Downloads

memory/1944-1-0x0000000002E20000-0x0000000002F20000-memory.dmp

Filesize
1024KB

Download
memory/1944-2-0x0000000000400000-0x0000000002DA3000-memory.dmp

Filesize
41.6MB

Download
memory/1944-3-0x0000000002F30000-0x0000000002F39000-memory.dmp

Filesize
36KB

Download
memory/1944-7-0x0000000000400000-0x0000000002DA3000-memory.dmp

Filesize
41.6MB

Download
memory/3404-4-0x0000000002FD0000-0x0000000002FE6000-memory.dmp

Filesize
88KB

Download