smokeloader | c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef

Analysis

max time kernel
94s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-11-2024 11:19

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General

Target

c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe
Size

334KB
MD5

45112a80b88b8b618d0d25f9b2509bd3
SHA1

94f24e533e53fd24570f860fb3099a65df03825e
SHA256

c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef
SHA512

bdaceb42dd3f6655ce5bb4cf68f8adc0082585377776d5d099bff1061b96deca024bc1923caf40b78a358063a61b582038c9d04fb1a35464c1faf3d3f183d30c
SSDEEP

6144:IHhmBxYeLEifDSdbSiU1x7mhT8AQvq7PK67tWiRm0sBcI2CiNu/n:IMBWg2dbSHQJ12q7C67LESI9Go

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Processes:

c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe

pid process

5028 c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2572 5028 WerFault.exe c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe

pid	process
5028	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe

pid	pid_target	process	target process
2572	5028	WerFault.exe	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe

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

Processes:

c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.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:

c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe

C:\Users\Admin\AppData\Local\Temp\c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe
"C:\Users\Admin\AppData\Local\Temp\c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:5028
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 384
  2⤵
  - Program crash
  PID:2572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5028 -ip 5028
1⤵
PID:3976

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

C:\Users\Admin\AppData\Local\Temp\1105.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/5028-1-0x0000000000C00000-0x0000000000D00000-memory.dmp

Filesize
1024KB

Download
memory/5028-2-0x00000000009D0000-0x00000000009D9000-memory.dmp

Filesize
36KB

Download
memory/5028-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5028-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5028-9-0x00000000009D0000-0x00000000009D9000-memory.dmp

Filesize
36KB

Download
memory/5028-8-0x0000000000400000-0x0000000000883000-memory.dmp

Filesize
4.5MB

Download