smokeloader | 1025c4755d708f087560cd1eb2babd1274a63c82c7f0133ce9b05ef5906b2133

Analysis

max time kernel
125s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 05:47

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General

Target

6330f66a7f9f653f2412b08dfebb2af2.exe
Size

239KB
MD5

6330f66a7f9f653f2412b08dfebb2af2
SHA1

e8b4807b1d982710f30eef57da8fd0a04037f602
SHA256

1025c4755d708f087560cd1eb2babd1274a63c82c7f0133ce9b05ef5906b2133
SHA512

53fa2367b0fc5ab04640cb2e28a15c8020fb13a66f9eb61ca7f8508f12576a6df1f24883aa82a03fc11c8cc16a15c7a328ae807089804d87e65fa50b8fdece44
SSDEEP

6144:dGDpmSK310dvJ7sSISsz7ir/Mbp0Vdh1aQ:d+ppM10dvpsVF7iTVdz

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1176	1608	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6330f66a7f9f653f2412b08dfebb2af2.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6330f66a7f9f653f2412b08dfebb2af2.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6330f66a7f9f653f2412b08dfebb2af2.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6330f66a7f9f653f2412b08dfebb2af2.exe

C:\Users\Admin\AppData\Local\Temp\6330f66a7f9f653f2412b08dfebb2af2.exe
"C:\Users\Admin\AppData\Local\Temp\6330f66a7f9f653f2412b08dfebb2af2.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:1608
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1608 -s 352
  2⤵
  - Program crash
  PID:1176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1608 -ip 1608
1⤵
PID:3020

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3980,i,3239535018877284530,3457823197501312703,262144 --variations-seed-version --mojo-platform-channel-handle=4856 /prefetch:8
1⤵
PID:3740

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1608-1-0x0000000000550000-0x0000000000650000-memory.dmp

Filesize
1024KB

Download
memory/1608-2-0x00000000004E0000-0x00000000004EB000-memory.dmp

Filesize
44KB

Download
memory/1608-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1608-4-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/1608-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1608-5-0x00000000004E0000-0x00000000004EB000-memory.dmp

Filesize
44KB

Download