smokeloader | 5c55dc9d371126fb891d66dcf529ce68062ebbac7cc0ebb9c666e3029e36578b

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 21:23

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General

Target

JaffaCakes118_be3f4ac269c0d6ba296a8c22d63fc99c.exe
Size

337KB
MD5

be3f4ac269c0d6ba296a8c22d63fc99c
SHA1

195d8e71d48ff591099c846ff23e9acd26e0dec0
SHA256

5c55dc9d371126fb891d66dcf529ce68062ebbac7cc0ebb9c666e3029e36578b
SHA512

e87e7190fa9416da979faca53d1fb42f4114098d48bf97efdcf47d574749a44fdf130c2c27dceff12681c4df74fd9dbc80c2a41d7b7b1220a1991a6ff1e620b6
SSDEEP

6144:80VnbklE5brbFn0UdPfz90Dha4jAmg/agJ1N:80VnbtnOKXuDhAmgSgJL

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
1680	JaffaCakes118_be3f4ac269c0d6ba296a8c22d63fc99c.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	1680	WerFault.exe	29

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	JaffaCakes118_be3f4ac269c0d6ba296a8c22d63fc99c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 3024	1680	JaffaCakes118_be3f4ac269c0d6ba296a8c22d63fc99c.exe	30
PID 1680 wrote to memory of 3024	1680	JaffaCakes118_be3f4ac269c0d6ba296a8c22d63fc99c.exe	30
PID 1680 wrote to memory of 3024	1680	JaffaCakes118_be3f4ac269c0d6ba296a8c22d63fc99c.exe	30
PID 1680 wrote to memory of 3024	1680	JaffaCakes118_be3f4ac269c0d6ba296a8c22d63fc99c.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be3f4ac269c0d6ba296a8c22d63fc99c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_be3f4ac269c0d6ba296a8c22d63fc99c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1680
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1680 -s 128
  2⤵
  - Program crash
  PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\1105.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/1680-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1680-2-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/1680-1-0x0000000002F30000-0x0000000003030000-memory.dmp

Filesize
1024KB

Download
memory/1680-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1680-7-0x0000000000400000-0x0000000002DAB000-memory.dmp

Filesize
41.7MB

Download