smokeloader | ba157977a0314511d9e5331f56c43a3b6c691f8198cec4fca4164d1e32dc1014

Analysis

max time kernel
93s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17-04-2024 14:56

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General

Target

1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
Size

202KB
MD5

88db6b5d0b618c25d79c4bd58947f751
SHA1

cebebb5b9c4a919208e19555a5e5f0ac0c3b8c52
SHA256

1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35
SHA512

93ac48110b6260cc29aa4a6d6d1d4eef41a8e03bb4217539dcb69f360cc877af0d525d394a82639c1678e419cc85ee9b60a8f81d0c725519acf2717276007fbc
SSDEEP

3072:xARO2LoVS5fgevom6PJiMrt+NqaDXF6KBQ0Q2hTZMgsNKId16zxZRU5JnD:G3LofGMT3KBk2hSfNKny5h

Score

10^/10

smokeloader up3 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

up3

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe

description	pid	process	target process
PID 3988 set thread context of 544	3988	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.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:

1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe

description	pid	process	target process
PID 3988 wrote to memory of 544	3988	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
PID 3988 wrote to memory of 544	3988	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
PID 3988 wrote to memory of 544	3988	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
PID 3988 wrote to memory of 544	3988	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
PID 3988 wrote to memory of 544	3988	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
PID 3988 wrote to memory of 544	3988	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe	1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe

C:\Users\Admin\AppData\Local\Temp\1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
"C:\Users\Admin\AppData\Local\Temp\1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3988

C:\Users\Admin\AppData\Local\Temp\1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe
"C:\Users\Admin\AppData\Local\Temp\1749c2de6125b6a38e42dd557b64b2d07abec025eb50f23743394136f655cf35.exe"
2⤵
- Checks SCSI registry key(s)
PID:544

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/544-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/544-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/544-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3988-1-0x0000000000600000-0x0000000000700000-memory.dmp

Filesize
1024KB

Download
memory/3988-2-0x00000000005E0000-0x00000000005E9000-memory.dmp

Filesize
36KB

Download