smokeloader | c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a

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
20-08-2024 01:55

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General

Target

c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.exe
Size

257KB
MD5

c455e4fe919c0691277b5a33f0e0942b
SHA1

4f43294230fa81fcedc676ae31a2adc44a148355
SHA256

c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a
SHA512

33d5f97f84b3b784fdf474e9251ba4dfa1a56dbcc59b3896ddc7d7587b74de6d8c2beb47271545cff1bed37368fded7d040667b9083b5c8c8f5bcb7ad06bb99e
SSDEEP

3072:ir9lM+crCJdubX/otibz305sTfCT7LgJTr:49cm9y9KrgJT

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
2288	812	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	c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.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	c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.exe

C:\Users\Admin\AppData\Local\Temp\c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.exe
"C:\Users\Admin\AppData\Local\Temp\c2b0a35709bb01c5417fec706b3fe6b5c6ba30c74173e2274d99caff9c89ea1a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:812
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 812 -s 352
  2⤵
  - Program crash
  PID:2288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 812 -ip 812
1⤵
PID:3756

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=4436,i,6510295916244954942,10164894160290787457,262144 --variations-seed-version --mojo-platform-channel-handle=4404 /prefetch:8
1⤵
PID:1140

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/812-1-0x0000000000790000-0x0000000000890000-memory.dmp

Filesize
1024KB

Download
memory/812-3-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/812-2-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/812-4-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/812-5-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download