smokeloader | e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 11:30

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General

Target

e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe
Size

181KB
MD5

3bd6c6e6ad4fea6981478342e347ff04
SHA1

99d38aca5346c37c6b6394884a4dab485b749efd
SHA256

e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed
SHA512

797795790457d834075de80af7ce289e96963f0720976f48ac9f2b0d6eac00e87d423f11bc88394639ea6dd34eb4c73bc23499e899b2a4627c640f1bcad71bbd
SSDEEP

3072:XehHhLuC/Ns7nvlA818/TLCq8ddJ5LY62yIyU1CXSbmFU:XehBLh/UGhT02yInCXSK

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe

description	pid	Process	procid_target
PID 1036 set thread context of 1732	1036	e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.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

Processes:

e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe

description	pid	Process	procid_target
PID 1036 wrote to memory of 1732	1036	e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe	30
PID 1036 wrote to memory of 1732	1036	e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe	30
PID 1036 wrote to memory of 1732	1036	e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe	30
PID 1036 wrote to memory of 1732	1036	e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe	30
PID 1036 wrote to memory of 1732	1036	e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe	30
PID 1036 wrote to memory of 1732	1036	e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe	30
PID 1036 wrote to memory of 1732	1036	e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe	30

C:\Users\Admin\AppData\Local\Temp\e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe
"C:\Users\Admin\AppData\Local\Temp\e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1036
- C:\Users\Admin\AppData\Local\Temp\e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe
  "C:\Users\Admin\AppData\Local\Temp\e5c34dc3fa3e2febcab457307c0da0e8eb1cd3e8afd216a4db0a395f38b003ed.exe"
  2⤵
  PID:1732

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/1036-2-0x0000000000220000-0x000000000022A000-memory.dmp

Filesize
40KB

Download
memory/1036-1-0x00000000022F0000-0x00000000023F0000-memory.dmp

Filesize
1024KB

Download
memory/1732-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1732-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1732-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1732-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1732-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download