smokeloader | 0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472

Analysis

max time kernel
134s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25/10/2024, 08:26

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General

Target

0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe
Size

146KB
MD5

f4dcaaab18f0d6dbd7c7ee3387af6607
SHA1

2be320eb05f04b14a33e668b6c12bf8a75b2f4e5
SHA256

0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472
SHA512

50e2fce28eae22246b1dbc39f8e1670195bb962b564c17c7908b207a2992da8147206cbca0758fce258535f22dfc9b9af900491c00a5022d2497b11eac8cd015
SSDEEP

3072:Za8eanZqCrEAYflJwPgd8q5qdgDmzU8pHhc2:2MTEAYfUP6sdHU2HhP

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3984 set thread context of 2944	3984	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe	84

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	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3984 wrote to memory of 2944	3984	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe	84
PID 3984 wrote to memory of 2944	3984	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe	84
PID 3984 wrote to memory of 2944	3984	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe	84
PID 3984 wrote to memory of 2944	3984	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe	84
PID 3984 wrote to memory of 2944	3984	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe	84
PID 3984 wrote to memory of 2944	3984	0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe	84

C:\Users\Admin\AppData\Local\Temp\0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe
"C:\Users\Admin\AppData\Local\Temp\0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3984
- C:\Users\Admin\AppData\Local\Temp\0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe
  "C:\Users\Admin\AppData\Local\Temp\0a2403cf21d0e2d4a119bf0bdaf7eb36eccc2497fb64bee6004711ca4aa3c472.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:2944

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/2944-2-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2944-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/3984-0-0x00000000006D0000-0x00000000006D8000-memory.dmp

Filesize
32KB

Download
memory/3984-1-0x00000000006E0000-0x00000000006E9000-memory.dmp

Filesize
36KB

Download
memory/3984-4-0x00000000006D0000-0x00000000006D8000-memory.dmp

Filesize
32KB

Download