smokeloader | b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079

Analysis

max time kernel
95s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-09-2024 05:25

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General

Target

e86a8be3088ea0a82300b357e1235e5d_JaffaCakes118.exe
Size

197KB
MD5

e86a8be3088ea0a82300b357e1235e5d
SHA1

c7d80be138990aece95b7a54b3c5fa1ad45198c2
SHA256

b1727b68ed55f3d4fe81162d65c7c94c494dce50baf07d8f6b0030629c50f079
SHA512

fa94b237bc556cd30e0552e7c995530e7e2fe4e69039c8b933321c481c9f6cbff74a9792615abbb412fefb08e40bced319112a3cfaa820fc32c20e36203d1ab3
SSDEEP

3072:MCg7inY8q9GOwE4XBNzavQypXW/4JcIiOsOaEGSAcrrx+qmU9Haqghy/TMh:MCg7Z9KII6XW/4CIQOcSAcZNma684h

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
4952	e86a8be3088ea0a82300b357e1235e5d_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2244	4952	WerFault.exe	81

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	e86a8be3088ea0a82300b357e1235e5d_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	e86a8be3088ea0a82300b357e1235e5d_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e86a8be3088ea0a82300b357e1235e5d_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e86a8be3088ea0a82300b357e1235e5d_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e86a8be3088ea0a82300b357e1235e5d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e86a8be3088ea0a82300b357e1235e5d_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4952
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4952 -s 396
  2⤵
  - Program crash
  PID:2244

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4952 -ip 4952
1⤵
PID:1016

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\6B79.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/4952-1-0x0000000000620000-0x0000000000720000-memory.dmp

Filesize
1024KB

Download
memory/4952-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4952-2-0x00000000005F0000-0x00000000005FA000-memory.dmp

Filesize
40KB

Download
memory/4952-8-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/4952-10-0x00000000005F0000-0x00000000005FA000-memory.dmp

Filesize
40KB

Download
memory/4952-9-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download