smokeloader | 44a4b4a058314c89d9ffb3b32ab8f5da9b8340022208c33706a0d3f578f27494

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
28-10-2024 10:03

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General

Target

790fe529f8d72320774d421684f68765_JaffaCakes118.exe
Size

312KB
MD5

790fe529f8d72320774d421684f68765
SHA1

5e7ad6f7e9d0a59e18e8854b3e1db30778dfea67
SHA256

44a4b4a058314c89d9ffb3b32ab8f5da9b8340022208c33706a0d3f578f27494
SHA512

0c2240aa343b61b554d012953c10739a02c646913a722bb8791b7a67dbfa98770fbfacfd441d62aa223c3916493d6ae5126087837fa839f013fce42196d8f640
SSDEEP

6144:LooSdNrM+HbFLCRbrj0+ew0ZQsZgChURpzRftaRPYtcV5gr:+dJt7FLCRbrYe0ZQqhYcRXVm

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2296 1804 WerFault.exe 790fe529f8d72320774d421684f68765_JaffaCakes118.exe
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:

790fe529f8d72320774d421684f68765_JaffaCakes118.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 790fe529f8d72320774d421684f68765_JaffaCakes118.exe

pid	pid_target	process	target process
2296	1804	WerFault.exe	790fe529f8d72320774d421684f68765_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	790fe529f8d72320774d421684f68765_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

790fe529f8d72320774d421684f68765_JaffaCakes118.exe

description	pid	process	target process
PID 1804 wrote to memory of 2296	1804	790fe529f8d72320774d421684f68765_JaffaCakes118.exe	WerFault.exe
PID 1804 wrote to memory of 2296	1804	790fe529f8d72320774d421684f68765_JaffaCakes118.exe	WerFault.exe
PID 1804 wrote to memory of 2296	1804	790fe529f8d72320774d421684f68765_JaffaCakes118.exe	WerFault.exe
PID 1804 wrote to memory of 2296	1804	790fe529f8d72320774d421684f68765_JaffaCakes118.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\790fe529f8d72320774d421684f68765_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\790fe529f8d72320774d421684f68765_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1804
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 136
  2⤵
  - Program crash
  PID:2296

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/1804-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1804-1-0x0000000000AD0000-0x0000000000BD0000-memory.dmp

Filesize
1024KB

Download
memory/1804-3-0x0000000000400000-0x0000000000904000-memory.dmp

Filesize
5.0MB

Download
memory/1804-4-0x0000000000400000-0x0000000000904000-memory.dmp

Filesize
5.0MB

Download
memory/1804-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download