smokeloader | 729060a7564199dada409dc71ad68816272e654c33b34af3a358cee0fac65ada

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
02-07-2024 00:50

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General

Target

1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe
Size

143KB
MD5

1d2ae9e1d25e9b8acb5d03d0c580e964
SHA1

27c4c6b54f2243a446d4bbd22f5378b9e34890a9
SHA256

729060a7564199dada409dc71ad68816272e654c33b34af3a358cee0fac65ada
SHA512

a6f0a3b48f10b92978e0c4bceed636bb2216f2a28b5aa1af2cead72bb1488064fa5442de0a6cb6cedfa6278bfff9b013e91cf7905fff84e25203ab9efa73e071
SSDEEP

3072:/j+oq7G7hysFIoaWu68m1PXUFhIUR3ZjlpK/sP/R5+:/LhyG6WXZPeIWjEqZ5+

Score

10^/10

smokeloader ku11 backdoor 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

Processes:

1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe

pid process

1804 1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4944 1804 WerFault.exe 1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe

pid	process
1804	1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe

pid	pid_target	process	target process
4944	1804	WerFault.exe	1d2ae9e1d25e9b8acb5d03d0c580e964_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

Processes:

1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1d2ae9e1d25e9b8acb5d03d0c580e964_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
PID:1804

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 520
2⤵
- Program crash
PID:4944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1804 -ip 1804
1⤵
PID:4880

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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/1804-3-0x0000000002510000-0x000000000251A000-memory.dmp

Filesize
40KB

Download
memory/1804-1-0x00000000024E0000-0x00000000024E1000-memory.dmp

Filesize
4KB

Download
memory/1804-2-0x0000000002500000-0x000000000250A000-memory.dmp

Filesize
40KB

Download
memory/1804-7-0x0000000002510000-0x000000000251A000-memory.dmp

Filesize
40KB

Download