smokeloader | 39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecba

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2025 02:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe
Size

108KB
MD5

be91876e5bb2b4ef78272532312e82a0
SHA1

4f8748a8c75e9f83df0f830c044dd481b248a2b5
SHA256

39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecba
SHA512

06f11ef2c44e31c938977eb7cffdc7220705b1f3e86c781caa7325f1fe3529412affd1327913c1a08e2d1c5ff2172fc07c37b456956ec856c839cab76f1add7b
SSDEEP

1536:SrTOCL3hT4oEq6mTcY5sdq2C2I1XDG8310/NW9c4lbp:GOCLx0oEMcY5y7mzGlyc4J

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
4308	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1112 set thread context of 4308	1112	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.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	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.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	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 4308	1112	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe	82
PID 1112 wrote to memory of 4308	1112	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe	82
PID 1112 wrote to memory of 4308	1112	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe	82
PID 1112 wrote to memory of 4308	1112	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe	82
PID 1112 wrote to memory of 4308	1112	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe	82
PID 1112 wrote to memory of 4308	1112	39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe	82

C:\Users\Admin\AppData\Local\Temp\39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe
"C:\Users\Admin\AppData\Local\Temp\39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Users\Admin\AppData\Local\Temp\39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe
  "C:\Users\Admin\AppData\Local\Temp\39048a8ad7f6e7c1f7f11dda969257077cce4c3ddb24820d01c93a03316aecbaN.exe"
  2⤵
  - Loads dropped DLL
  - Checks SCSI registry key(s)
  PID:4308

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\D47F.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/1112-1-0x0000000000520000-0x0000000000620000-memory.dmp

Filesize
1024KB

Download
memory/1112-2-0x0000000000500000-0x000000000050A000-memory.dmp

Filesize
40KB

Download
memory/4308-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4308-4-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4308-10-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download