smokeloader | f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 13:52

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General

Target

f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443.exe
Size

262KB
MD5

91e0d5464d1bfda49a7c9fa9abb482ca
SHA1

8dac3c0983c8d1a4c35a1edb54b0f13e6624ed24
SHA256

f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443
SHA512

d0c0eb5a3dbf30c45ea95eb5fcf914491ea0982207e9bfb1e03d0476a311813ad942871b3828091e07b4fb04ab5a0051b86a58c49b1601c3510dddfe47a989d6
SSDEEP

3072:DAwuz2MqErWXFM+Fve/oZczcmsR7wBsxkgaBChUpZa9uD6Vdyhk:kAMqkWq+tYcmsFwWiga3wVf

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2368	2352	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	f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2368	2352	f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443.exe	30
PID 2352 wrote to memory of 2368	2352	f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443.exe	30
PID 2352 wrote to memory of 2368	2352	f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443.exe	30
PID 2352 wrote to memory of 2368	2352	f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443.exe	30

C:\Users\Admin\AppData\Local\Temp\f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443.exe
"C:\Users\Admin\AppData\Local\Temp\f982abf656ce4f23ab075f77182338f9545e38cb2626c68b89a90fc9bc57a443.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 140
  2⤵
  - Program crash
  PID:2368

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

memory/2352-1-0x0000000002D30000-0x0000000002E30000-memory.dmp

Filesize
1024KB

Download
memory/2352-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2352-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2352-5-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2352-4-0x0000000000400000-0x0000000002B5E000-memory.dmp

Filesize
39.4MB

Download