smokeloader | 2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97

Analysis

max time kernel
133s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2024, 17:59

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General

Target

2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe
Size

235KB
MD5

c063005476b395e4cede57f0a52ef791
SHA1

ea25df176366b39976390921490c6be60d7f68ce
SHA256

2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97
SHA512

88dfeed03e5ca4bad1dec146d6f697e6be650ba9d1f4d8777c85d3a4d40fd808111de79c1d4d412b4ff7a9fb1db4fb00536900ce100fa3db93d9f336a048d9f3
SSDEEP

3072:9MoL3vb7EgBUJUA4i7WVA8V5bZ683Tm7uySP3/sj95IlhHVRZpHHx4bCvHOS:9TLDoQegiUDauBsj9KVRZtWCfO

Score

10^/10

smokeloader 7777 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

7777

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 1432 set thread context of 2156	1432	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.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	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.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	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1432 wrote to memory of 2156	1432	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe	86
PID 1432 wrote to memory of 2156	1432	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe	86
PID 1432 wrote to memory of 2156	1432	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe	86
PID 1432 wrote to memory of 2156	1432	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe	86
PID 1432 wrote to memory of 2156	1432	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe	86
PID 1432 wrote to memory of 2156	1432	2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe	86

C:\Users\Admin\AppData\Local\Temp\2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe
"C:\Users\Admin\AppData\Local\Temp\2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1432
- C:\Users\Admin\AppData\Local\Temp\2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe
  "C:\Users\Admin\AppData\Local\Temp\2e281f54b30fee468336d8d5e7bc54abed5ed5517b80a592d8a8b4004e93ee97.exe"
  2⤵
  - Checks SCSI registry key(s)
  PID:2156

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/1432-1-0x00000000024C0000-0x00000000025C0000-memory.dmp

Filesize
1024KB

Download
memory/1432-2-0x00000000022B0000-0x00000000022BA000-memory.dmp

Filesize
40KB

Download
memory/2156-5-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2156-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2156-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2156-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download