smokeloader | 3b2238a20bd84a7a4386955e9891893537632009954a29af03298641429d43ee

Analysis

max time kernel
143s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 14:53

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General

Target

2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40.exe
Size

301KB
MD5

f127ade2e89118628ebbbd9ec1cdc39d
SHA1

6b809f9841021a85db849335cb5dade1e6803b9b
SHA256

2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40
SHA512

38cf4f2b67c3daa301a5d8431b3104a278357ec44cc485f969c3b11784f070fa00be466a1e3f901edc8bb48f3e8f52c784962c082d17cf263434bfc0bb15fa11
SSDEEP

6144:R8lL2DkSZY1P0N9pWXe8/5dfTgYn79o6q:R+7SZYd1Xegn7a

Score

10^/10

smokeloader up3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4984 1856 WerFault.exe 2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40.exe

pid	pid_target	process	target process
4984	1856	WerFault.exe	2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40.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:

2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40.exe

C:\Users\Admin\AppData\Local\Temp\2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40.exe
"C:\Users\Admin\AppData\Local\Temp\2e08721f791305935eb167081cc4dc13b58297d3810ef998026c7a0a59f00f40.exe"
1⤵
- Checks SCSI registry key(s)
PID:1856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 352
2⤵
- Program crash
PID:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1856 -ip 1856
1⤵
PID:4536

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1856-1-0x00000000004E0000-0x00000000005E0000-memory.dmp

Filesize
1024KB

Download
memory/1856-3-0x00000000021A0000-0x00000000021A9000-memory.dmp

Filesize
36KB

Download
memory/1856-2-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1856-4-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download