smokeloader | 6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947

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
15-12-2024 13:42

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General

Target

6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947.exe
Size

267KB
MD5

a62577c49b357ab0c550ebfef2224135
SHA1

09123e202d2aa6fb9ec28062561c421ed0419ebd
SHA256

6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947
SHA512

ca52b9654d48bceb37db84c3c53e02c1966290681562e37126ebb08c0e847e7ada368dcc93d43c9eb0b1415b9dcc656a41bcff2bf9848e7c35604a0fc27739d4
SSDEEP

6144:y9xeH8LRFLObhuZ/L7UyjTVRoGG16YIej:y9xeH8FdOFuN79V1gFIej

Score

10^/10

smokeloader pub2 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub2

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
2192	2440	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	6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2192	2440	6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947.exe	30
PID 2440 wrote to memory of 2192	2440	6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947.exe	30
PID 2440 wrote to memory of 2192	2440	6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947.exe	30
PID 2440 wrote to memory of 2192	2440	6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947.exe	30

C:\Users\Admin\AppData\Local\Temp\6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947.exe
"C:\Users\Admin\AppData\Local\Temp\6261dbb1326ec5bd8bfe71ec0dbe7f84fcf33d1784442183f9436ea872e2f947.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 136
  2⤵
  - Program crash
  PID:2192

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/2440-1-0x0000000002CB0000-0x0000000002DB0000-memory.dmp

Filesize
1024KB

Download
memory/2440-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2440-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2440-4-0x0000000000400000-0x0000000002C30000-memory.dmp

Filesize
40.2MB

Download