smokeloader | c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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
2312	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
2980	2312	WerFault.exe	30

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

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe

description	pid	Process	procid_target
PID 2312 wrote to memory of 2980	2312	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe	31
PID 2312 wrote to memory of 2980	2312	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe	31
PID 2312 wrote to memory of 2980	2312	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe	31
PID 2312 wrote to memory of 2980	2312	c6c86550595ab83593da1e321a8b5a7eb8bc2c8e6b80379cd2a85bb778604aef.exe	31

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
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 128
  2⤵
  - Program crash
  PID:2980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/2312-1-0x0000000000910000-0x0000000000A10000-memory.dmp

Filesize
1024KB

Download
memory/2312-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2312-6-0x0000000000400000-0x0000000000883000-memory.dmp

Filesize
4.5MB

Download
memory/2312-7-0x0000000000400000-0x0000000000883000-memory.dmp

Filesize
4.5MB

Download
memory/2312-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download