smokeloader | 9c5602cf6ba6d8408e2ab48869b04e7fb12bbdee87cd28e532f64fb3e524fc53

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30-08-2024 21:59

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General

Target

cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe
Size

196KB
MD5

cbbfb057fe94f76adc1b196883cb8d28
SHA1

348484e3509a2d9380bae4e3f3a466e27c0da1c2
SHA256

9c5602cf6ba6d8408e2ab48869b04e7fb12bbdee87cd28e532f64fb3e524fc53
SHA512

c538a54d74bc4a61b03ff151260d0e5da22591d5c5be73f276cd04776c856cfb9361ecb7dffa655ff175ab4d38c865b3620a5c49bd2b911978466eec25ff03d2
SSDEEP

3072:L17tiahkBK1KoPMlXd/HrElouMNqpQnXqtB8T6ybj1:L6aiBK1jP4NzElRMNqpiXqQL

Score

10^/10

smokeloader vgu backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

VgU

Extracted

Family

smokeloader

Version

2018

http://klub11n.se/kp/

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	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5032 set thread context of 4020	5032	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe	87

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	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4020	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe
4020	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5032	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 4020	5032	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe	87
PID 5032 wrote to memory of 4020	5032	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe	87
PID 5032 wrote to memory of 4020	5032	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe	87
PID 5032 wrote to memory of 4020	5032	cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe	87

C:\Users\Admin\AppData\Local\Temp\cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Users\Admin\AppData\Local\Temp\cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\cbbfb057fe94f76adc1b196883cb8d28_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: MapViewOfSection
  PID:4020

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/3460-2-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/3460-3-0x00000000025D0000-0x00000000025E5000-memory.dmp

Filesize
84KB

Download
memory/4020-1-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4020-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/5032-0-0x000000000040E000-0x0000000000417000-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