smokeloader | e201a736a01708a94cf63b8c31e8c5569f5914bf4ffd77938d82db467ee0edec

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/11/2024, 07:18

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General

Target

736b5c6ca694acfc948d095e189ce5ccc5c697f80ca2fa62f36d2b449493c569.exe
Size

211KB
MD5

8e753987fd42e3176ebd3c17ba65bdd8
SHA1

090837407d6cf6bb30cb1b56868d6b0f03e43a19
SHA256

736b5c6ca694acfc948d095e189ce5ccc5c697f80ca2fa62f36d2b449493c569
SHA512

73746a5552e51a0dc7e656278f8f89db65a058b1b0c68919e301140ce21451159df43aeede1c9865f66da01fb63e0bf7b313854293e192411e045a2d3f3e68f9
SSDEEP

3072:7XcjE4CtLLYUaxL5KyZmFNiT9eTbQ7gqWJ3ZhPOPsSP:TPtL/axIY6NiG2

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
2320	2104	WerFault.exe	30

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	736b5c6ca694acfc948d095e189ce5ccc5c697f80ca2fa62f36d2b449493c569.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2320	2104	736b5c6ca694acfc948d095e189ce5ccc5c697f80ca2fa62f36d2b449493c569.exe	31
PID 2104 wrote to memory of 2320	2104	736b5c6ca694acfc948d095e189ce5ccc5c697f80ca2fa62f36d2b449493c569.exe	31
PID 2104 wrote to memory of 2320	2104	736b5c6ca694acfc948d095e189ce5ccc5c697f80ca2fa62f36d2b449493c569.exe	31
PID 2104 wrote to memory of 2320	2104	736b5c6ca694acfc948d095e189ce5ccc5c697f80ca2fa62f36d2b449493c569.exe	31

C:\Users\Admin\AppData\Local\Temp\736b5c6ca694acfc948d095e189ce5ccc5c697f80ca2fa62f36d2b449493c569.exe
"C:\Users\Admin\AppData\Local\Temp\736b5c6ca694acfc948d095e189ce5ccc5c697f80ca2fa62f36d2b449493c569.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2104 -s 136
  2⤵
  - Program crash
  PID:2320

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

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Downloads

memory/2104-1-0x00000000008C0000-0x00000000009C0000-memory.dmp

Filesize
1024KB

Download
memory/2104-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2104-3-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download