smokeloader | ffe8fa0cf1ed446eeb9dc6eef440d6e2121396f13b66e26a431adcd9f2d605e3

Analysis

max time kernel
137s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 19:03

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General

Target

2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe
Size

269KB
MD5

ac88a92b64ce3501e09fb1871eb76dc9
SHA1

539a8f7a674aba1fa8c4022bdb5210c9d2ce37a3
SHA256

2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84
SHA512

fc328382e8b544a43c404d2824784609322b1e2f2b84e5bce58c572793c4fb040d82632ab89527c816e4feb170025bf3cf59d904a85c378e11d6751abe4a599a
SSDEEP

6144:a6SctlMQMY6Vo++E0R6gFAOwIOYIL+g35:a65tiQMYlXuIE35

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3480 set thread context of 376	3480	2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2460	3480	WerFault.exe	81

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	AppLaunch.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	AppLaunch.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	AppLaunch.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3480 wrote to memory of 376	3480	2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe	83
PID 3480 wrote to memory of 376	3480	2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe	83
PID 3480 wrote to memory of 376	3480	2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe	83
PID 3480 wrote to memory of 376	3480	2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe	83
PID 3480 wrote to memory of 376	3480	2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe	83
PID 3480 wrote to memory of 376	3480	2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe	83

C:\Users\Admin\AppData\Local\Temp\2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe
"C:\Users\Admin\AppData\Local\Temp\2f0934382aee1d9b657ffa98a2699fe864ed0a5bf8e1fc03bdcd479244e27b84.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3480
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3480 -s 284
  2⤵
  - Program crash
  PID:2460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3480 -ip 3480
1⤵
PID:3720

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/376-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/376-1-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download