smokeloader | 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778

Resubmissions

25-06-2023 01:15

230625-bl8snacg84 10

25-06-2023 00:56

230625-bajpdscg55 10

25-06-2023 00:44

230625-a3pknsdg2y 10

Analysis

max time kernel
150s
max time network
31s
platform
windows7_x64
resource
win7-20230621-en
resource tags

arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
submitted
25-06-2023 01:15

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General

Target

78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
Size

220KB
MD5

a780dd7a5ed788b79d157339f69bbad4
SHA1

7e10cd37e03420947d45c0374b05f23e058731e9
SHA256

78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778
SHA512

e8da669acd35969e767fe475b387495122dfc6f208636a648a9213a1e7b7891d6e64ba2260d0a018f0e4f4d94f67ce126b8006795062837dff88f93a56b469dd
SSDEEP

3072:We8cGmnNsC8XA6K4T0MMeud1dl/E/axsfcEBwAuKvlGM5E5VJ:ycqC8XA6l+Hd1D/iLBwA1

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2022

http://serverlogs37.xyz/statweb255/

http://servblog757.xyz/statweb255/

http://dexblog45.xyz/statweb255/

http://admlogs.online/statweb255/

http://blogstat355.xyz/statweb255/

http://blogstatserv25.xyz/statweb255/

rc4.i32

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe

description	pid	process	target process
PID 1952 set thread context of 1996	1952	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.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

Processes:

78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe

pid	process
1996	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
1996	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

1192
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe

pid process

1996 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe

pid	process
1192

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe

description	pid	process	target process
PID 1952 wrote to memory of 1996	1952	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
PID 1952 wrote to memory of 1996	1952	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
PID 1952 wrote to memory of 1996	1952	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
PID 1952 wrote to memory of 1996	1952	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
PID 1952 wrote to memory of 1996	1952	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
PID 1952 wrote to memory of 1996	1952	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
PID 1952 wrote to memory of 1996	1952	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe	78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe

C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
"C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1952

C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
"C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1996

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1192-59-0x00000000029F0000-0x0000000002A06000-memory.dmp

Filesize
88KB

Download
memory/1952-57-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/1996-56-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1996-55-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1996-58-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1996-60-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download