smokeloader | 87476174c20eaafb76df9b555124fae9a90699f926b5f44d1405ff683a1f8614

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-11-2024 12:43

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General

Target

46ccb1e790326ab7cd362ca2206af51dce52592770d36dbeaa4d0446ac451f27.exe
Size

326KB
MD5

a11c46a6e4c4570c09560b413a132671
SHA1

2f42329755512b0fe05723cc476ed6220d9bfc04
SHA256

46ccb1e790326ab7cd362ca2206af51dce52592770d36dbeaa4d0446ac451f27
SHA512

5f1834c448d7039fa7fe34ea0d237e18ecff9d383979d56bca798e85b43264dfba3f5df5314a77c54d161da9a678907617214d9277f7f6b83130bc75a8989b91
SSDEEP

6144:TzzHLPlIWbGaW4QhFwx6qNL+IsHqk0iUOPZElnyHSYXWY:nT7lIoGaF6+NCBKJiUOkTYm

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
2244	288	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	46ccb1e790326ab7cd362ca2206af51dce52592770d36dbeaa4d0446ac451f27.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 288 wrote to memory of 2244	288	46ccb1e790326ab7cd362ca2206af51dce52592770d36dbeaa4d0446ac451f27.exe	30
PID 288 wrote to memory of 2244	288	46ccb1e790326ab7cd362ca2206af51dce52592770d36dbeaa4d0446ac451f27.exe	30
PID 288 wrote to memory of 2244	288	46ccb1e790326ab7cd362ca2206af51dce52592770d36dbeaa4d0446ac451f27.exe	30
PID 288 wrote to memory of 2244	288	46ccb1e790326ab7cd362ca2206af51dce52592770d36dbeaa4d0446ac451f27.exe	30

C:\Users\Admin\AppData\Local\Temp\46ccb1e790326ab7cd362ca2206af51dce52592770d36dbeaa4d0446ac451f27.exe
"C:\Users\Admin\AppData\Local\Temp\46ccb1e790326ab7cd362ca2206af51dce52592770d36dbeaa4d0446ac451f27.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:288
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 288 -s 172
  2⤵
  - Program crash
  PID:2244

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/288-1-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/288-3-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/288-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download