smokeloader | fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-11-2024 02:57

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General

Target

fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe
Size

259KB
MD5

59572ac6eddfa054c76a4ef329e4068d
SHA1

767bfca285f0615691a40cb154e118628b1cce7c
SHA256

fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162
SHA512

68d7767c4d2ede32652e21d240203df81565a38de8561d7499432425812513784e31388100a194562235d5a156b3ef745abf1f64f9a54ec4b212db82a2f01438
SSDEEP

6144:0j5e3ewWwaedKlw5dyoGSjPlDL30A70i+dWsnbkD9oSC:0NeqdSEcdrj530UWssb3

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe

description	pid	Process	procid_target
PID 2308 set thread context of 1668	2308	fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.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:

fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe

description	pid	Process	procid_target
PID 2308 wrote to memory of 1668	2308	fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe	30
PID 2308 wrote to memory of 1668	2308	fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe	30
PID 2308 wrote to memory of 1668	2308	fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe	30
PID 2308 wrote to memory of 1668	2308	fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe	30
PID 2308 wrote to memory of 1668	2308	fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe	30
PID 2308 wrote to memory of 1668	2308	fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe	30
PID 2308 wrote to memory of 1668	2308	fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe	30

C:\Users\Admin\AppData\Local\Temp\fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe
"C:\Users\Admin\AppData\Local\Temp\fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2308
- C:\Users\Admin\AppData\Local\Temp\fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe
  "C:\Users\Admin\AppData\Local\Temp\fe05d5c089848f6a108fff6e166ec8d546f494a1ead5264a677af4e28dcc8162.exe"
  2⤵
  PID:1668

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

Replay Monitor

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Downloads

memory/1668-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1668-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1668-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1668-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2308-2-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/2308-1-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download