smokeloader | 79db4c7747fe664d2c086af6c24a8d34a3dc5ccc4c79a93b647e1ce0cadb4940

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 19:36

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General

Target

1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe
Size

313KB
MD5

888928d26bd03678afd9fed0d92f6fc9
SHA1

37723b453fd3133c01e7a43892b73c6580edd164
SHA256

1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d
SHA512

7007ba06a902089229f384650de75abcec8740501f3e6a12f421951689f932582dd5749234b8b635d074b3bdd1061ac786449dd582bdaf840fbdef9bf2bb76f2
SSDEEP

6144:0H4/g0hr5Y3eofIaxJGgOe8nQGo/GOEEmBbejvf:0Y4OuJI8pd8a/GAmBbe

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2672 set thread context of 2172	2672	1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe	31

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	1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 2172	2672	1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe	31
PID 2672 wrote to memory of 2172	2672	1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe	31
PID 2672 wrote to memory of 2172	2672	1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe	31
PID 2672 wrote to memory of 2172	2672	1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe	31
PID 2672 wrote to memory of 2172	2672	1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe	31
PID 2672 wrote to memory of 2172	2672	1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe	31
PID 2672 wrote to memory of 2172	2672	1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe	31

C:\Users\Admin\AppData\Local\Temp\1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe
"C:\Users\Admin\AppData\Local\Temp\1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Users\Admin\AppData\Local\Temp\1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe
  "C:\Users\Admin\AppData\Local\Temp\1cf27ab77a771ff942b1e2947856844fbab4991cf87aca618968445b5c5d706d.exe"
  2⤵
  PID:2172

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/2172-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2172-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2172-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2172-8-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2672-2-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/2672-1-0x00000000005F0000-0x00000000006F0000-memory.dmp

Filesize
1024KB

Download