smokeloader | f11c745bfde92f5640916c304a0efd0985a1c479303461a7615b1d9d7d121ae2

Analysis

max time kernel
142s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 09:22

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General

Target

cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe
Size

288KB
MD5

cf368a0dcd8c500377e410c9a6cb6ca9
SHA1

809f73cb05846c71a4d19f56aefc615da668b3a4
SHA256

f11c745bfde92f5640916c304a0efd0985a1c479303461a7615b1d9d7d121ae2
SHA512

0807b2ab4e986477c37157fce84c9dbc3bff2254f79256839aa7e11370b070eb197d389bd7e9c99439c351d1465555d1094247f85d20784924bb0a2d31f0cfb3
SSDEEP

6144:LM4YYLchmOA9qGyvdaRRhmqH5rUW2sn70gmzMu9:LfYYLumOAEZGrgsuF9

Score

10^/10

smokeloader vgu backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

VgU

Extracted

Family

smokeloader

Version

2018

http://js0c892.se/jd/

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	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3568 set thread context of 1880	3568	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe	88

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	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1880	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe
1880	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3568	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3568 wrote to memory of 1880	3568	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe	88
PID 3568 wrote to memory of 1880	3568	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe	88
PID 3568 wrote to memory of 1880	3568	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe	88
PID 3568 wrote to memory of 1880	3568	cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe	88

C:\Users\Admin\AppData\Local\Temp\cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3568
- C:\Users\Admin\AppData\Local\Temp\cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\cf368a0dcd8c500377e410c9a6cb6ca9_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Suspicious behavior: MapViewOfSection
  PID:1880

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/1880-1-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1880-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3372-2-0x0000000000C10000-0x0000000000C11000-memory.dmp

Filesize
4KB

Download
memory/3372-3-0x0000000002BF0000-0x0000000002C05000-memory.dmp

Filesize
84KB

Download
memory/3372-4-0x0000000000C10000-0x0000000000C11000-memory.dmp

Filesize
4KB

Download
memory/3372-6-0x0000000002BF0000-0x0000000002C05000-memory.dmp

Filesize
84KB

Download
memory/3568-0-0x0000000000412000-0x000000000041B000-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