smokeloader | a96e73c4f52565d9b300c487794a8c4d428667244c9f9c8cd2570247c5d49827

Analysis

max time kernel
95s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 20:41

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General

Target

f092d4b8b189375682741f78b3969823_JaffaCakes118.exe
Size

1.1MB
MD5

f092d4b8b189375682741f78b3969823
SHA1

71bd2aaf8c0f37d7d243995bfc61160c9a77b198
SHA256

a96e73c4f52565d9b300c487794a8c4d428667244c9f9c8cd2570247c5d49827
SHA512

1ee6451d237fa847059e1b6851996c60418486bfff6fa244df115ed42afcbe3c3fd14875ac4e122c7b3b0f569ef706a30a8e144259b66343a9c1233c8be5cbb2
SSDEEP

24576:9AHnh+eWsN3skA4RV1Hom2KXMmHatVD9vIJT5fW:ch+ZkldoPK8YatVDRITe

Score

10^/10

smokeloader 119 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

119

Signatures

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

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk 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\Services\Disk\Enum	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1604 set thread context of 5036	1604	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe	91

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	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe

Checks SCSI registry key(s) 3 TTPs 2 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	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 2276	1604	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe	90
PID 1604 wrote to memory of 2276	1604	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe	90
PID 1604 wrote to memory of 2276	1604	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe	90
PID 1604 wrote to memory of 5036	1604	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe	91
PID 1604 wrote to memory of 5036	1604	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe	91
PID 1604 wrote to memory of 5036	1604	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe	91
PID 1604 wrote to memory of 5036	1604	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe	91
PID 1604 wrote to memory of 5036	1604	f092d4b8b189375682741f78b3969823_JaffaCakes118.exe	91

C:\Users\Admin\AppData\Local\Temp\f092d4b8b189375682741f78b3969823_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f092d4b8b189375682741f78b3969823_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1604
- C:\Users\Admin\AppData\Local\Temp\f092d4b8b189375682741f78b3969823_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f092d4b8b189375682741f78b3969823_JaffaCakes118.exe"
  2⤵
  PID:2276
- C:\Users\Admin\AppData\Local\Temp\f092d4b8b189375682741f78b3969823_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f092d4b8b189375682741f78b3969823_JaffaCakes118.exe"
  2⤵
  - Maps connected drives based on registry
  - Checks SCSI registry key(s)
  PID:5036

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/1604-0-0x0000000003C20000-0x0000000003C21000-memory.dmp

Filesize
4KB

Download
memory/5036-1-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads