smokeloader | 60316eab5a6b150ff694df0411c1afcca5bba0687595c6d69d33faeb2ea20626

Analysis

max time kernel
90s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
16-09-2024 07:41

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General

Target

e44dc0393dfaf36a720d20df1ec71284_JaffaCakes118.exe
Size

290KB
MD5

e44dc0393dfaf36a720d20df1ec71284
SHA1

77ad9cdbb91a8c19b6af7008e31461f45bd5af3f
SHA256

60316eab5a6b150ff694df0411c1afcca5bba0687595c6d69d33faeb2ea20626
SHA512

39d4a7d153a550bd459d7b96c438057ef2dca4637740296d7c31408399fe64c1361aa0404e73a93c77535e03969e025171c67885a46b2d9caad5f46fe3f53a1c
SSDEEP

6144:GpV7zah2oZ5nI9oT8f/DZ0LXoH2iwFCi6hd9B2P86pUWOJ:GpUhdH8dmold/2d9

Score

10^/10

smokeloader ku11 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

ku11

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
5084	e44dc0393dfaf36a720d20df1ec71284_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4792	5084	WerFault.exe	84

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	e44dc0393dfaf36a720d20df1ec71284_JaffaCakes118.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI 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\Enum\SCSI	e44dc0393dfaf36a720d20df1ec71284_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e44dc0393dfaf36a720d20df1ec71284_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e44dc0393dfaf36a720d20df1ec71284_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e44dc0393dfaf36a720d20df1ec71284_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e44dc0393dfaf36a720d20df1ec71284_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:5084
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 468
  2⤵
  - Program crash
  PID:4792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 5084 -ip 5084
1⤵
PID:3348

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\5C1B.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/5084-0-0x0000000000920000-0x0000000000921000-memory.dmp

Filesize
4KB

Download
memory/5084-2-0x0000000000980000-0x000000000098A000-memory.dmp

Filesize
40KB

Download
memory/5084-1-0x0000000000970000-0x000000000097A000-memory.dmp

Filesize
40KB

Download
memory/5084-6-0x0000000000980000-0x000000000098A000-memory.dmp

Filesize
40KB

Download