smokeloader | ca4bcfe479099c61e62b533e4ec5f667265ba2eb0884cbea492648ba3bdb8eb6

Analysis

max time kernel
93s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-12-2024 14:54

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General

Target

f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe
Size

179KB
MD5

f4800660eb71ceae41442cc4bfc4a37a
SHA1

98a68484de7ff7189bd61d0c04fbba83f2c20e45
SHA256

ca4bcfe479099c61e62b533e4ec5f667265ba2eb0884cbea492648ba3bdb8eb6
SHA512

20d345977a881d370e6d712162ee3c75056816829f6877f5c70a5795ea0678fa2b2a4d20a64ad29c3bf7ecd96e5649bb30858bf4f1fc786f3520a14cc4c0e85a
SSDEEP

3072:d2X0DS+FdE//sDSViBLhSNHF6nRMMB303ArywoOLi6:UIS+A/ASVqLhaF1Mx0RwoOL

Score

10^/10

smokeloader 0508 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

0508

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1768 set thread context of 4524	1768	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe	84

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	f4800660eb71ceae41442cc4bfc4a37a_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	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 4524	1768	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe	84
PID 1768 wrote to memory of 4524	1768	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe	84
PID 1768 wrote to memory of 4524	1768	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe	84
PID 1768 wrote to memory of 4524	1768	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe	84
PID 1768 wrote to memory of 4524	1768	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe	84
PID 1768 wrote to memory of 4524	1768	f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Users\Admin\AppData\Local\Temp\f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f4800660eb71ceae41442cc4bfc4a37a_JaffaCakes118.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:4524

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

memory/1768-1-0x0000000002E40000-0x0000000002F40000-memory.dmp

Filesize
1024KB

Download
memory/1768-2-0x0000000002E10000-0x0000000002E1A000-memory.dmp

Filesize
40KB

Download
memory/4524-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4524-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4524-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download