smokeloader | b2accff6cdcb8f4b5cbf2e493a8474f9e444a12be5f46d54a925bbe4a43a0703

Analysis

max time kernel
132s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30-08-2024 02:16

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General

Target

ca0c081c7cb1a90cf570815f387f3758_JaffaCakes118.exe
Size

272KB
MD5

ca0c081c7cb1a90cf570815f387f3758
SHA1

efed02676f8fcf8de406c7c80790157aba67b70b
SHA256

b2accff6cdcb8f4b5cbf2e493a8474f9e444a12be5f46d54a925bbe4a43a0703
SHA512

c2101c757705aee4659b67a7e50e07d9998e2263267b8f32bd0dec303623f888ad73ec39a339e9f21045c5865227376e74b8eab0c34da6943010c751f86937f4
SSDEEP

6144:s1JImexSLjL4vaIw1o+iayjKC7oJmPHwpL6YhCedG:Fme0HkvaIw1m5jKS46w

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
4464	ca0c081c7cb1a90cf570815f387f3758_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3628	4464	WerFault.exe	86

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	ca0c081c7cb1a90cf570815f387f3758_JaffaCakes118.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	ca0c081c7cb1a90cf570815f387f3758_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ca0c081c7cb1a90cf570815f387f3758_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ca0c081c7cb1a90cf570815f387f3758_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ca0c081c7cb1a90cf570815f387f3758_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ca0c081c7cb1a90cf570815f387f3758_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4464
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 384
  2⤵
  - Program crash
  PID:3628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4464 -ip 4464
1⤵
PID:3396

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\9419.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/4464-2-0x0000000000AC0000-0x0000000000ACA000-memory.dmp

Filesize
40KB

Download
memory/4464-1-0x0000000000AE0000-0x0000000000BE0000-memory.dmp

Filesize
1024KB

Download
memory/4464-3-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4464-10-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/4464-9-0x0000000000AC0000-0x0000000000ACA000-memory.dmp

Filesize
40KB

Download
memory/4464-8-0x0000000000400000-0x0000000000891000-memory.dmp

Filesize
4.6MB

Download