smokeloader | ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-08-2024 02:02

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General

Target

ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe
Size

1006KB
MD5

6cd1f21e9a9f22eddc9eac22f1a1615c
SHA1

3d15589a5416169850238d90a2309e33d388d83f
SHA256

ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd
SHA512

f1f9721fb7b895599eeaad236ac5acb4da88ef062654a887f1acbd803824a4e4b2d6d2ae32b804c60fcfb7d2a1d1623d7377116a0d76e592fae379ba73da42be
SSDEEP

24576:N6iNCoWTeS9oDhR6DPCbTgwMfUC8RN1vIlY/Qn1P:NPlS9oDhR/bAULhg

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2420 set thread context of 4796	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe	30

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	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe
Token: SeDebugPrivilege	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2420 wrote to memory of 4796	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe	30
PID 2420 wrote to memory of 4796	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe	30
PID 2420 wrote to memory of 4796	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe	30
PID 2420 wrote to memory of 4796	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe	30
PID 2420 wrote to memory of 4796	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe	30
PID 2420 wrote to memory of 4796	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe	30
PID 2420 wrote to memory of 4796	2420	ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe	30

C:\Users\Admin\AppData\Local\Temp\ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe
"C:\Users\Admin\AppData\Local\Temp\ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Users\Admin\AppData\Local\Temp\ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe
  "C:\Users\Admin\AppData\Local\Temp\ba631a7a096c982d286ad269b2cff3e81098626bbb5936decd3c16bad8b5d9bd.exe"
  2⤵
  PID:4796

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

Replay Monitor

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Downloads

memory/2420-52-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-3-0x0000000000790000-0x0000000000872000-memory.dmp

Filesize
904KB

Download
memory/2420-2-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/2420-54-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-4-0x0000000002110000-0x00000000021F2000-memory.dmp

Filesize
904KB

Download
memory/2420-5-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-6-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-14-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-24-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-8-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-56-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-10-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-0-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

Filesize
4KB

Download
memory/2420-48-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-46-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-60-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-64-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-66-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-68-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-58-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-42-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-1-0x0000000000C00000-0x0000000000D02000-memory.dmp

Filesize
1.0MB

Download
memory/2420-40-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-50-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-44-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-38-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-36-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-34-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-32-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-30-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-28-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-26-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-22-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-20-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-18-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-16-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-12-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-62-0x0000000002110000-0x00000000021ED000-memory.dmp

Filesize
884KB

Download
memory/2420-1079-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/2420-1080-0x00000000022B0000-0x000000000230C000-memory.dmp

Filesize
368KB

Download
memory/2420-1081-0x0000000004450000-0x000000000449C000-memory.dmp

Filesize
304KB

Download
memory/2420-1082-0x00000000044A0000-0x00000000044F4000-memory.dmp

Filesize
336KB

Download
memory/2420-1089-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/4796-1088-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download