smokeloader | 1cbcf38576be160f81a7a93df62a3402d7965be062e4f1e0d88a81a44cd035a2

Analysis

max time kernel
150s
max time network
149s
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 16:10

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General

Target

7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe
Size

311KB
MD5

7486e9fcfb67535395f9de43b31761ac
SHA1

03f3ae531809ce70c78474906ced833ea62ef4f2
SHA256

1cbcf38576be160f81a7a93df62a3402d7965be062e4f1e0d88a81a44cd035a2
SHA512

8481ffbc317e2484a5905ebd6e848d9649483765596cfb64bfbe9ab296119195346916a04c230dc0ce7e8c71d44100142b33ec08129b35f3013c82aa8fc3d728
SSDEEP

6144:FTSnQWAfDhIs/7vwPYb3phQ2SCvizm8R4Rv:ZSAfDhv/7IYph5viz3g

Score

10^/10

smokeloader pub3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

Extracted

Family

smokeloader

Version

2020

http://bostoc.com/upload/

http://qianyoupj.cn/upload/

http://sleoppen.com/upload/

http://stempelbeton.at/upload/

rc4.i32

Signatures

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

Processes:

pid process

3544
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4476 2924 WerFault.exe 7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe

pid	process
3544

pid	pid_target	process	target process
4476	2924	WerFault.exe	7486e9fcfb67535395f9de43b31761ac_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:

7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe

pid	process
2924	7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe
2924	7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe
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Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe

pid process

2924 7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

description pid process

Token: SeShutdownPrivilege 3544
Token: SeCreatePagefilePrivilege 3544
Suspicious use of UnmapMainImage 1 IoCs

Processes:

pid process

3544
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	3544
Token: SeCreatePagefilePrivilege	3544

pid	process
3544

C:\Users\Admin\AppData\Local\Temp\7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7486e9fcfb67535395f9de43b31761ac_JaffaCakes118.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2924 -s 368
2⤵
- Program crash
PID:4476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2924 -ip 2924
1⤵
PID:2388

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/2924-1-0x0000000001810000-0x0000000001910000-memory.dmp

Filesize
1024KB

Download
memory/2924-2-0x0000000003400000-0x0000000003409000-memory.dmp

Filesize
36KB

Download
memory/2924-3-0x0000000000400000-0x00000000016C0000-memory.dmp

Filesize
18.8MB

Download
memory/2924-7-0x0000000000400000-0x00000000016C0000-memory.dmp

Filesize
18.8MB

Download
memory/3544-4-0x0000000002E40000-0x0000000002E56000-memory.dmp

Filesize
88KB

Download