smokeloader | b200c59bc7f54a014553ca0820eedeb97c58319889029257d6a01e680300752a

Analysis

max time kernel
134s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-08-2024 10:56

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General

Target

b200c59bc7f54a014553ca0820eedeb97c58319889029257d6a01e680300752a.exe
Size

215KB
MD5

c51ee98ac8dedda294d4221429b387cc
SHA1

6a1bbf9e196bafece0c40e98b7f9939a455d6fb1
SHA256

b200c59bc7f54a014553ca0820eedeb97c58319889029257d6a01e680300752a
SHA512

fbaece84b683283f81ccbb3f09f8deb83b8a82b7a69df88cc5d1f693382e305e5960c3337da1f1327420867fb7de18f0211eb5ee6641e5014bab66d975747be1
SSDEEP

3072:TBuLzisNmS2CyeuBJ1djeBU2ZE0lTph6R5JV:oLzisD2C6ReBJZ1j2

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
4972	3956	WerFault.exe	90

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	b200c59bc7f54a014553ca0820eedeb97c58319889029257d6a01e680300752a.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	b200c59bc7f54a014553ca0820eedeb97c58319889029257d6a01e680300752a.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b200c59bc7f54a014553ca0820eedeb97c58319889029257d6a01e680300752a.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	b200c59bc7f54a014553ca0820eedeb97c58319889029257d6a01e680300752a.exe

C:\Users\Admin\AppData\Local\Temp\b200c59bc7f54a014553ca0820eedeb97c58319889029257d6a01e680300752a.exe
"C:\Users\Admin\AppData\Local\Temp\b200c59bc7f54a014553ca0820eedeb97c58319889029257d6a01e680300752a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:3956
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3956 -s 352
  2⤵
  - Program crash
  PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3956 -ip 3956
1⤵
PID:3432

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=4160,i,10369132178352108590,11047993562598554317,262144 --variations-seed-version --mojo-platform-channel-handle=3808 /prefetch:8
1⤵
PID:2844

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

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Downloads

memory/3956-1-0x0000000000450000-0x0000000000550000-memory.dmp

Filesize
1024KB

Download
memory/3956-2-0x0000000002050000-0x000000000205B000-memory.dmp

Filesize
44KB

Download
memory/3956-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3956-4-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3956-6-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3956-5-0x0000000002050000-0x000000000205B000-memory.dmp

Filesize
44KB

Download