smokeloader | 1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77

Analysis

max time kernel
95s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 13:48

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General

Target

1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe
Size

216KB
MD5

32d1c78c522501a0a768d7a73ee5348d
SHA1

b8adc67c425a2bcd27b0147ed1a66c2eccfcf7cf
SHA256

1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77
SHA512

e8f0d42bd648102340bdd94138dfab2f19ad62e5c878f0a6ac2a6da02148175df3556b28bde92d778f566a6cc200240313bccf5059cde87644cb7541ed1aea19
SSDEEP

6144:sIGxy8LPJN5fZMSHBfCvHTNZ06lzuLaDWI:sIGE8TT5G6fYRZHYaDD

Score

10^/10

smokeloader pub3 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub3

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 1816 set thread context of 456	1816	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe	82

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	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 456	1816	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe	82
PID 1816 wrote to memory of 456	1816	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe	82
PID 1816 wrote to memory of 456	1816	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe	82
PID 1816 wrote to memory of 456	1816	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe	82
PID 1816 wrote to memory of 456	1816	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe	82
PID 1816 wrote to memory of 456	1816	1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe	82

C:\Users\Admin\AppData\Local\Temp\1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe
"C:\Users\Admin\AppData\Local\Temp\1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Users\Admin\AppData\Local\Temp\1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe
  "C:\Users\Admin\AppData\Local\Temp\1e5c074660e6876adb2884f2bd0e27e0a429904d1e29259e757c769751964f77.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

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/456-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/456-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/456-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1816-1-0x0000000000870000-0x0000000000970000-memory.dmp

Filesize
1024KB

Download
memory/1816-2-0x0000000000800000-0x0000000000809000-memory.dmp

Filesize
36KB

Download