smokeloader | 266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 06:08

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General

Target

266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe
Size

184KB
MD5

1e4b815c6910981bd4dee5054fc13ce2
SHA1

99ad0e4ab87f0f265e3ab3aa0d77b4fa4f981e79
SHA256

266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574
SHA512

1d5dbab47b73d4ea03ff1078e6986841d70b3d1d152df3f79b7ceb12d859096cf980455b8ebad391812314edb9f98b0fb76676f1c6822c17fd7a0eaa0dc306a0
SSDEEP

3072:a/ZMRZMaR4azP5H5fHRcBX0zc3nbhe00BYZL7vsa5L908+/j0KD:6M1R4GtxcB8c3bheBBYZff08Cjt

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2156 set thread context of 1992	2156	266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.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	266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 1992	2156	266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe	30
PID 2156 wrote to memory of 1992	2156	266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe	30
PID 2156 wrote to memory of 1992	2156	266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe	30
PID 2156 wrote to memory of 1992	2156	266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe	30
PID 2156 wrote to memory of 1992	2156	266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe	30
PID 2156 wrote to memory of 1992	2156	266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe	30
PID 2156 wrote to memory of 1992	2156	266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe	30

C:\Users\Admin\AppData\Local\Temp\266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe
"C:\Users\Admin\AppData\Local\Temp\266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe
  "C:\Users\Admin\AppData\Local\Temp\266d278b61d540e62a8bcac35acdafb13c95eb0e12bcdfcca10c9d18b3721574.exe"
  2⤵
  PID:1992

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/1992-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1992-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1992-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1992-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2156-5-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/2156-4-0x00000000001B0000-0x00000000001B9000-memory.dmp

Filesize
36KB

Download