smokeloader | d36e8aa297749e5909316230b55c07fa185761d2f58699e6caefdf3a8141168e

Resubmissions

12/03/2025, 14:23

250312-rqc5jsvjz9 10

Analysis

max time kernel
16s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12/03/2025, 14:23

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General

Target

097910dc615bd581069c0ec67fa513d0.exe
Size

193KB
MD5

097910dc615bd581069c0ec67fa513d0
SHA1

00597735a09afbe12ad29ea00ede40733c67801c
SHA256

25b2ae77c2dc71ca729c153cce1615b77a396ff4ba598928c788eec57f1777fe
SHA512

cdf2464377db2fc6c2b2c665ac903e74cfde99a3e6cc6acd7d0d2ad6d417d442b27760b79d14693e3ba27d0a1b8a3d0355f48521d9847ab30c38e8541de92752
SSDEEP

3072:/8QYOkCol9wKhIDDVX1oWPBy4UAhZErjmZPwmlrNChgC:/8QtAwKhK1oWPf6mx56

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 2920 set thread context of 2828	2920	097910dc615bd581069c0ec67fa513d0.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	097910dc615bd581069c0ec67fa513d0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINWORD.EXE

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2908	WINWORD.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2908	WINWORD.EXE
2908	WINWORD.EXE
2908	WINWORD.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 2828	2920	097910dc615bd581069c0ec67fa513d0.exe	31
PID 2920 wrote to memory of 2828	2920	097910dc615bd581069c0ec67fa513d0.exe	31
PID 2920 wrote to memory of 2828	2920	097910dc615bd581069c0ec67fa513d0.exe	31
PID 2920 wrote to memory of 2828	2920	097910dc615bd581069c0ec67fa513d0.exe	31
PID 2920 wrote to memory of 2828	2920	097910dc615bd581069c0ec67fa513d0.exe	31
PID 2920 wrote to memory of 2828	2920	097910dc615bd581069c0ec67fa513d0.exe	31
PID 2920 wrote to memory of 2828	2920	097910dc615bd581069c0ec67fa513d0.exe	31

C:\Users\Admin\AppData\Local\Temp\097910dc615bd581069c0ec67fa513d0.exe
"C:\Users\Admin\AppData\Local\Temp\097910dc615bd581069c0ec67fa513d0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2920
- C:\Users\Admin\AppData\Local\Temp\097910dc615bd581069c0ec67fa513d0.exe
  "C:\Users\Admin\AppData\Local\Temp\097910dc615bd581069c0ec67fa513d0.exe"
  2⤵
  PID:2828

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\Desktop\StartConvertTo.docx"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2908

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

C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

Filesize
19KB

MD5
d4098d7bff1bccfa684b3bf9a65532fa

SHA1
dcb38953fc7072dc7e0253ad083d3bc958577daa

SHA256
3b0ae15354f4574523cf647797595c7d24e40a04872dec1a0ed4f97a48a2a703

SHA512
747e76bbab69ac294a2f30467c60ce192a36336ace0879ecc581f4b2e9466fa6d8c6fac052dabb5fb99a78bf75992c0b84acf43dfb3382cbf446a2bbf45e7ac5

Download Submit
memory/2828-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2828-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2828-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2828-9-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2908-10-0x000000002F4F1000-0x000000002F4F2000-memory.dmp

Filesize
4KB

Download
memory/2908-11-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2908-12-0x00000000719CD000-0x00000000719D8000-memory.dmp

Filesize
44KB

Download
memory/2908-31-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2908-32-0x00000000719CD000-0x00000000719D8000-memory.dmp

Filesize
44KB

Download
memory/2920-2-0x0000000000020000-0x0000000000029000-memory.dmp

Filesize
36KB

Download
memory/2920-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download