smokeloader | 6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8

Analysis

max time kernel
94s
max time network
144s
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 14:12

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General

Target

6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe
Size

285KB
MD5

207fc62ea8fb0c99b33610e1fa443d13
SHA1

d075c6776678190b20eec91988d3f5ae4eba010c
SHA256

6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8
SHA512

74935fcc03ebab3e7fc52502f0890c6a6fe3987eb983fd3c01b05363655481a8eb43518365bce1a8f9b6641490b316b8bc12abce8d070bf4c09e26a730071061
SSDEEP

3072:4P8Hib54jYiHrriA5EC5YSb9OEm4uAxbUaoWOZnJ1ehHWuWvgCb/Sf:40i4jDHiRC5YSWoQWOZJaRWvgCbq

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

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 1100 set thread context of 2432	1100	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.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	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.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	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 2432	1100	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe	82
PID 1100 wrote to memory of 2432	1100	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe	82
PID 1100 wrote to memory of 2432	1100	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe	82
PID 1100 wrote to memory of 2432	1100	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe	82
PID 1100 wrote to memory of 2432	1100	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe	82
PID 1100 wrote to memory of 2432	1100	6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe	82

C:\Users\Admin\AppData\Local\Temp\6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe
"C:\Users\Admin\AppData\Local\Temp\6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1100
- C:\Users\Admin\AppData\Local\Temp\6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe
  "C:\Users\Admin\AppData\Local\Temp\6ff1fcb388ae6d3c3b356bab1a5e94d13c1f44f4ee4d76b9d9e7038994bf81c8.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:2432

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

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Downloads

memory/1100-2-0x0000000000990000-0x0000000000999000-memory.dmp

Filesize
36KB

Download
memory/1100-1-0x0000000000AA0000-0x0000000000BA0000-memory.dmp

Filesize
1024KB

Download
memory/2432-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2432-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2432-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download