smokeloader | ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08/11/2024, 16:16

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General

Target

ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe
Size

124KB
MD5

1e09c60ab20281836dbf84a0b2a49a01
SHA1

3ce2c0854989e4352d46d50c2b9c798f7e582025
SHA256

ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd
SHA512

201464102c0af33bb07edad4f8f7851c4ca316cbce7e2ea6c5452c9b67b8690074d98454857edfc876abdd26f60d3dea75d3865f7fd12501b926cb3dd95a62cc
SSDEEP

3072:mDrPoxrUnpiJ7aCvPibU4viRGEqLe+zeJc1K12+6S/2IYugZ/sJO:8r3fCvs2c1/+BdYuWUJO

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

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 2128 set thread context of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2480	2128	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	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31
PID 2128 wrote to memory of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31
PID 2128 wrote to memory of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31
PID 2128 wrote to memory of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31
PID 2128 wrote to memory of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31
PID 2128 wrote to memory of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31
PID 2128 wrote to memory of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31
PID 2128 wrote to memory of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31
PID 2128 wrote to memory of 2944	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	31
PID 2128 wrote to memory of 2480	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	32
PID 2128 wrote to memory of 2480	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	32
PID 2128 wrote to memory of 2480	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	32
PID 2128 wrote to memory of 2480	2128	ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe	32

C:\Users\Admin\AppData\Local\Temp\ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe
"C:\Users\Admin\AppData\Local\Temp\ad3ba4704f693c6a676b5c599ce304ea13845a78783655f7619587bb697ce6dd.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2944
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 56
  2⤵
  - Program crash
  PID:2480

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/2128-0-0x00000000011EC000-0x00000000011EE000-memory.dmp

Filesize
8KB

Download
memory/2944-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2944-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2944-1-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download