smokeloader | 936025fe83a4a40518ac5207550f688d25c9ac19525cd93438d79a9ac402d4d4

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07/11/2024, 06:40

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General

Target

ca39093f2380297541833cd06014ec17.exe
Size

254KB
MD5

ca39093f2380297541833cd06014ec17
SHA1

a94fb831fc109410ad30f4f5c2a42e28e60c597c
SHA256

936025fe83a4a40518ac5207550f688d25c9ac19525cd93438d79a9ac402d4d4
SHA512

ca8e460ba79dad3fecb94aa6afc68fdc318e070e3267d8638ec0f62b1b5b0aff916e9a3b94bb36dfdd596d30a4864be432f84c4887680c8c840d7c946a356b39
SSDEEP

6144:jCwnNcLJwBFFe8+hzDS6Q0YAIBq/aGDy:GwSlwBFFe1xDSX0YAyq+

Score

10^/10

smokeloader oct backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

oct

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
2160	2600	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	ca39093f2380297541833cd06014ec17.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2160	2600	ca39093f2380297541833cd06014ec17.exe	29
PID 2600 wrote to memory of 2160	2600	ca39093f2380297541833cd06014ec17.exe	29
PID 2600 wrote to memory of 2160	2600	ca39093f2380297541833cd06014ec17.exe	29
PID 2600 wrote to memory of 2160	2600	ca39093f2380297541833cd06014ec17.exe	29

C:\Users\Admin\AppData\Local\Temp\ca39093f2380297541833cd06014ec17.exe
"C:\Users\Admin\AppData\Local\Temp\ca39093f2380297541833cd06014ec17.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2600 -s 140
  2⤵
  - Program crash
  PID:2160

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/2600-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2600-1-0x0000000002DE0000-0x0000000002EE0000-memory.dmp

Filesize
1024KB

Download
memory/2600-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2600-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2600-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2600-4-0x0000000000400000-0x0000000002C2E000-memory.dmp

Filesize
40.2MB

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