smokeloader | a60a583165e55f8a569cf4942d7bfb9622ab349aa34aec48705f72cbf3b2e45f

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-09-2024 16:53

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General

Target

f67315fe9cf8aa8a7f00f0a7b2792da1_JaffaCakes118.exe
Size

249KB
MD5

f67315fe9cf8aa8a7f00f0a7b2792da1
SHA1

30eeed3076ac8a2800c2713b0fb1beaf06a2472b
SHA256

a60a583165e55f8a569cf4942d7bfb9622ab349aa34aec48705f72cbf3b2e45f
SHA512

747d3f6a031fc60a88d3bc84c1d91f0d43a606edf1bcc1d5bb1bca087c954fe8d9c8380bf36d835f07043a5afeabd41e4ec389992e99c3fbaafbb609779f7426
SSDEEP

6144:nrP8K2a8AqYrTHg7sVWDFzTAQ/XAcJ1Yuy7:B2NXY/Hg7sVGTIEHy

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
3036	f67315fe9cf8aa8a7f00f0a7b2792da1_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3060	3036	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	f67315fe9cf8aa8a7f00f0a7b2792da1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 3060	3036	f67315fe9cf8aa8a7f00f0a7b2792da1_JaffaCakes118.exe	30
PID 3036 wrote to memory of 3060	3036	f67315fe9cf8aa8a7f00f0a7b2792da1_JaffaCakes118.exe	30
PID 3036 wrote to memory of 3060	3036	f67315fe9cf8aa8a7f00f0a7b2792da1_JaffaCakes118.exe	30
PID 3036 wrote to memory of 3060	3036	f67315fe9cf8aa8a7f00f0a7b2792da1_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\f67315fe9cf8aa8a7f00f0a7b2792da1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f67315fe9cf8aa8a7f00f0a7b2792da1_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 132
  2⤵
  - Program crash
  PID:3060

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\9419.tmp

Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/3036-1-0x0000000005190000-0x0000000005290000-memory.dmp

Filesize
1024KB

Download
memory/3036-2-0x0000000000220000-0x000000000022A000-memory.dmp

Filesize
40KB

Download
memory/3036-4-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3036-8-0x0000000000220000-0x000000000022A000-memory.dmp

Filesize
40KB

Download
memory/3036-7-0x0000000005190000-0x0000000005290000-memory.dmp

Filesize
1024KB

Download
memory/3036-10-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/3036-9-0x0000000000400000-0x0000000005086000-memory.dmp

Filesize
76.5MB

Download