smokeloader | 9f57faff62a79c3fe85045da996058281abd5b100f99e6fa910cedcd836cd2ca

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 10:21

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General

Target

a69266273683bd5d80815cd5a2cebf35.exe
Size

178KB
MD5

a69266273683bd5d80815cd5a2cebf35
SHA1

8872df89f26d79b275e06978b34cc8884a315906
SHA256

9f57faff62a79c3fe85045da996058281abd5b100f99e6fa910cedcd836cd2ca
SHA512

71613b1f3ba8d0fffbce15dc1b983c4256bdc1bfd304aded46cb16401bd392782fa062421c55a473b6488ec205b2732649f4cc04ad42d5be8deaa9ea96be315a
SSDEEP

3072:qjF9uyKsLPxOtpnrxdHksFD/QxBCRDGtEc+:YxOt3dHhO+DGqc+

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2120	1860	WerFault.exe	28

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	a69266273683bd5d80815cd5a2cebf35.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 2120	1860	a69266273683bd5d80815cd5a2cebf35.exe	29
PID 1860 wrote to memory of 2120	1860	a69266273683bd5d80815cd5a2cebf35.exe	29
PID 1860 wrote to memory of 2120	1860	a69266273683bd5d80815cd5a2cebf35.exe	29
PID 1860 wrote to memory of 2120	1860	a69266273683bd5d80815cd5a2cebf35.exe	29

C:\Users\Admin\AppData\Local\Temp\a69266273683bd5d80815cd5a2cebf35.exe
"C:\Users\Admin\AppData\Local\Temp\a69266273683bd5d80815cd5a2cebf35.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1860 -s 140
  2⤵
  - Program crash
  PID:2120

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/1860-1-0x0000000000D60000-0x0000000000E60000-memory.dmp

Filesize
1024KB

Download
memory/1860-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1860-3-0x0000000000400000-0x00000000008F5000-memory.dmp

Filesize
5.0MB

Download