smokeloader | b2bcf679e7fc77e8a68ba1150a4e201450b921ead9aa011dbbaf846a2f9eaa10

Analysis

max time kernel
94s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 03:31

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General

Target

JaffaCakes118_bb755de2c68699bf2f0935408f20dbf5.exe
Size

232KB
MD5

bb755de2c68699bf2f0935408f20dbf5
SHA1

c7a536e73ba8a913797aef7e1dd0331e6ebb10d9
SHA256

b2bcf679e7fc77e8a68ba1150a4e201450b921ead9aa011dbbaf846a2f9eaa10
SHA512

7ec330306c8ed4d0b206d3cbcc944bf2b9d1ca1e706acdad1fe58c2d05949e446ac83b4cd9877aa1aa2ac346bdd9a1d9ecdfe827a765093a2bef0513f2aee1b8
SSDEEP

6144:ngxInv9KvT3MOO3mH5diTCKgaIADG8el:nGInlYiTCmxD

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
4724	JaffaCakes118_bb755de2c68699bf2f0935408f20dbf5.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4100	4724	WerFault.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	JaffaCakes118_bb755de2c68699bf2f0935408f20dbf5.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	JaffaCakes118_bb755de2c68699bf2f0935408f20dbf5.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_bb755de2c68699bf2f0935408f20dbf5.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	JaffaCakes118_bb755de2c68699bf2f0935408f20dbf5.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bb755de2c68699bf2f0935408f20dbf5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bb755de2c68699bf2f0935408f20dbf5.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4724
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4724 -s 376
  2⤵
  - Program crash
  PID:4100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4724 -ip 4724
1⤵
PID:5100

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\1105.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/4724-0-0x0000000003080000-0x0000000003088000-memory.dmp

Filesize
32KB

Download
memory/4724-1-0x0000000003090000-0x0000000003099000-memory.dmp

Filesize
36KB

Download
memory/4724-2-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4724-10-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4724-9-0x0000000003090000-0x0000000003099000-memory.dmp

Filesize
36KB

Download
memory/4724-8-0x0000000003080000-0x0000000003088000-memory.dmp

Filesize
32KB

Download
memory/4724-7-0x0000000000400000-0x0000000002F01000-memory.dmp

Filesize
43.0MB

Download