smokeloader | 9d9b3d076bcc00d240abe7a49a1cc9180d670b6b5e1c9e4bbeba38be2c0acc37

Analysis

max time kernel
143s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-09-2024 09:14

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General

Target

d404080222d2281802982fe927416290_JaffaCakes118.exe
Size

180KB
MD5

d404080222d2281802982fe927416290
SHA1

c0c6466fee1840922ae1df603c1b38d36841f1e8
SHA256

9d9b3d076bcc00d240abe7a49a1cc9180d670b6b5e1c9e4bbeba38be2c0acc37
SHA512

587d7a5e949414d5d79137076369218a4fc59036ef0990179d12c9b4e46752eb9a4cfc645ffd258392781c071c1f3e45391588dd947e816562031f53b57adffe
SSDEEP

3072:R4vhjxMapBECJj+iqM8dTxoze71zPjVPd4ySKeXLLrrMuZw7k/M9S:R4vhjxMapBHjvl2Txoze71zPjVPd4y1p

Score

10^/10

smokeloader vgu backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

VgU

Extracted

Family

smokeloader

Version

2018

http://osetr.hk/css/

rc4.i32

Signatures

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

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	d404080222d2281802982fe927416290_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	d404080222d2281802982fe927416290_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2420 set thread context of 1292	2420	d404080222d2281802982fe927416290_JaffaCakes118.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	d404080222d2281802982fe927416290_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1292	d404080222d2281802982fe927416290_JaffaCakes118.exe
1292	d404080222d2281802982fe927416290_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2420	d404080222d2281802982fe927416290_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 1292	2420	d404080222d2281802982fe927416290_JaffaCakes118.exe	30
PID 2420 wrote to memory of 1292	2420	d404080222d2281802982fe927416290_JaffaCakes118.exe	30
PID 2420 wrote to memory of 1292	2420	d404080222d2281802982fe927416290_JaffaCakes118.exe	30
PID 2420 wrote to memory of 1292	2420	d404080222d2281802982fe927416290_JaffaCakes118.exe	30
PID 2420 wrote to memory of 1292	2420	d404080222d2281802982fe927416290_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\d404080222d2281802982fe927416290_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d404080222d2281802982fe927416290_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Users\Admin\AppData\Local\Temp\d404080222d2281802982fe927416290_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d404080222d2281802982fe927416290_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: MapViewOfSection
  PID:1292

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1200-2-0x0000000002D90000-0x0000000002D91000-memory.dmp

Filesize
4KB

Download
memory/1200-3-0x0000000002D70000-0x0000000002D85000-memory.dmp

Filesize
84KB

Download
memory/1200-4-0x0000000002D90000-0x0000000002D91000-memory.dmp

Filesize
4KB

Download
memory/1200-7-0x0000000002D70000-0x0000000002D85000-memory.dmp

Filesize
84KB

Download
memory/1292-1-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1292-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2420-0-0x000000000041A000-0x0000000000423000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads