smokeloader | c05a15e9dfab4ce8c4d1808bcfc3a03fa2314c444a795051d44fdf76723b2557

Analysis

max time kernel
92s
max time network
99s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
22/05/2024, 15:32

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General

Target
c05a15e9dfab4ce8c4d1808bcfc3a03fa2314c444a795051d44fdf76723b2557.exe
Size 212KB
Sample240522-synfxsfh87
SHA256 c05a15e9dfab4ce8c4d1808bcfc3a03fa2314c444a795051d44fdf76723b2557
MD5 f6a033510962a1519cae0ca80de0ed6a
SHA1 71614e6943296eb29c6c24853e341604c144cc10
SHA512 2d3d660a83046404d09e24f7bb36017bdd5eaaa40178a046fd58195b4a464652a171cbcb6d56d6c3bb6ac6a643ad9509702f5131825d978f322f34fba2d7dd61
SSDEEP 3072:OsbUgh23jugs0Ovm+cFktP+gRSEwayy9UMGC2XiZKWNnBxOV8HviJlZK4Qje:xUJVNOetgJHyTMH2ygynBxOCv6zK4Q
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

smokeloader sel2 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

sel2

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5088	1304	WerFault.exe	78

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	c05a15e9dfab4ce8c4d1808bcfc3a03fa2314c444a795051d44fdf76723b2557.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c05a15e9dfab4ce8c4d1808bcfc3a03fa2314c444a795051d44fdf76723b2557.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c05a15e9dfab4ce8c4d1808bcfc3a03fa2314c444a795051d44fdf76723b2557.exe

C:\Users\Admin\AppData\Local\Temp\c05a15e9dfab4ce8c4d1808bcfc3a03fa2314c444a795051d44fdf76723b2557.exe
"C:\Users\Admin\AppData\Local\Temp\c05a15e9dfab4ce8c4d1808bcfc3a03fa2314c444a795051d44fdf76723b2557.exe"
1⤵
- Checks SCSI registry key(s)
PID:1304
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1304 -s 384
  2⤵
  - Program crash
  PID:5088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1304 -ip 1304
1⤵
PID:3776

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1304-1-0x0000000002E90000-0x0000000002F90000-memory.dmp

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memory/1304-3-0x0000000000400000-0x000000000040B000-memory.dmp

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memory/1304-2-0x0000000002E80000-0x0000000002E8B000-memory.dmp

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memory/1304-4-0x0000000000400000-0x0000000002C94000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads