smokeloader | 4154d5f46fcd5fd8293ea1236de2deaaa7bc882e5a1474669374b69f79827c01

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 19:53

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General

Target

687d5a6d462c3bdf402eba5e500f1a7e9eea24ec3199d931dff7cba7a576defa.exe
Size

302KB
MD5

28da9336ed4239808c5a9c66cd8493bd
SHA1

0c60d8b13e570075ddb4dc49f4af4a7dca32be47
SHA256

687d5a6d462c3bdf402eba5e500f1a7e9eea24ec3199d931dff7cba7a576defa
SHA512

2eee4d4c70ac247a5cd0cce853245bd321dc5cca236215dc80a3eed4a8a2f9f81910cef515af212f85bb17783a87466ff2725a700dc1eb1611b9e98d2802cc16
SSDEEP

6144:CN83F5wdQyHltcTMTuLJvu0BSCtqvCmcLrX4lO6fE6Nn:HDwWolOwTuVbBUELrDJ6N

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
2072	1680	WerFault.exe	29

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	687d5a6d462c3bdf402eba5e500f1a7e9eea24ec3199d931dff7cba7a576defa.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2072	1680	687d5a6d462c3bdf402eba5e500f1a7e9eea24ec3199d931dff7cba7a576defa.exe	30
PID 1680 wrote to memory of 2072	1680	687d5a6d462c3bdf402eba5e500f1a7e9eea24ec3199d931dff7cba7a576defa.exe	30
PID 1680 wrote to memory of 2072	1680	687d5a6d462c3bdf402eba5e500f1a7e9eea24ec3199d931dff7cba7a576defa.exe	30
PID 1680 wrote to memory of 2072	1680	687d5a6d462c3bdf402eba5e500f1a7e9eea24ec3199d931dff7cba7a576defa.exe	30

C:\Users\Admin\AppData\Local\Temp\687d5a6d462c3bdf402eba5e500f1a7e9eea24ec3199d931dff7cba7a576defa.exe
"C:\Users\Admin\AppData\Local\Temp\687d5a6d462c3bdf402eba5e500f1a7e9eea24ec3199d931dff7cba7a576defa.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1680 -s 168
  2⤵
  - Program crash
  PID:2072

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/1680-2-0x00000000003A0000-0x00000000003A9000-memory.dmp

Filesize
36KB

Download
memory/1680-1-0x0000000000230000-0x0000000000330000-memory.dmp

Filesize
1024KB

Download
memory/1680-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1680-4-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1680-5-0x00000000003A0000-0x00000000003A9000-memory.dmp

Filesize
36KB

Download
memory/1680-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download