smokeloader | 3b3c84f6ba906770c3b5d55bd41f4bf98c7d0924b61d7d6dc2d1b4db6f4322d9

Analysis

max time kernel
130s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 12:51

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General

Target

6aff96cef901aff32b0467145869627e_JaffaCakes118.exe
Size

109KB
MD5

6aff96cef901aff32b0467145869627e
SHA1

04163649983c3626e84ac4d4b56f1cae740d5ad8
SHA256

3b3c84f6ba906770c3b5d55bd41f4bf98c7d0924b61d7d6dc2d1b4db6f4322d9
SHA512

abe77d4513d60643ff19b4291a10df10e4c73531ded9725581c460e0d329956545156face8a82bafdb9f002ddea3150e61ad441e7d5f955daee37390325567fd
SSDEEP

1536:zcXYDU/r6NR3ymx3QHE/DKV8b6kRd8ZPCsoXvBG6AXFUllbtWRU:gXYDU7mpT/OVsRdKP9ivBA0BWRU

Score

10^/10

smokeloader pub2 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Loads dropped DLL 1 IoCs

Processes:

6aff96cef901aff32b0467145869627e_JaffaCakes118.exe

pid process

3192 6aff96cef901aff32b0467145869627e_JaffaCakes118.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4604 3192 WerFault.exe 6aff96cef901aff32b0467145869627e_JaffaCakes118.exe

pid	process
3192	6aff96cef901aff32b0467145869627e_JaffaCakes118.exe

pid	pid_target	process	target process
4604	3192	WerFault.exe	6aff96cef901aff32b0467145869627e_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:

6aff96cef901aff32b0467145869627e_JaffaCakes118.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6aff96cef901aff32b0467145869627e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6aff96cef901aff32b0467145869627e_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6aff96cef901aff32b0467145869627e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\6aff96cef901aff32b0467145869627e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\6aff96cef901aff32b0467145869627e_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
PID:3192
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 216
  2⤵
  - Program crash
  PID:4604

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3192 -ip 3192
1⤵
PID:4444

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CC4F.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/3192-1-0x0000000001150000-0x0000000001250000-memory.dmp

Filesize
1024KB

Download
memory/3192-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3192-2-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download
memory/3192-9-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3192-8-0x0000000000400000-0x0000000000F78000-memory.dmp

Filesize
11.5MB

Download