smokeloader | 451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f

Analysis

max time kernel
63s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
11-11-2024 07:36

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General

Target

451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe
Size

200KB
MD5

032f0fde167639a697d1f395ed1b6d21
SHA1

4b7af87272bdda7f4d9872b7e96ee7479b60dd66
SHA256

451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f
SHA512

d4c667e0035442d40e2bbcbf6d856de1d81b69bd530a4af6522027d9d8f321dd30b2187daaa5f82192204650377b7b95411fbe44ff1ed8fd09f078fcc0c30d2e
SSDEEP

3072:gjnBjHtGII92pmoEthhpmuxwGl55+b0m9TT075sohIxAwjtqAG8:oW0gPhpmuUwATT07a4Bwjtw

Score

10^/10

smokeloader 555 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

555

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 2368 set thread context of 1300	2368	451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe	30

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	451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 1300	2368	451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe	30
PID 2368 wrote to memory of 1300	2368	451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe	30
PID 2368 wrote to memory of 1300	2368	451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe	30
PID 2368 wrote to memory of 1300	2368	451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe	30
PID 2368 wrote to memory of 1300	2368	451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe	30
PID 2368 wrote to memory of 1300	2368	451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe	30
PID 2368 wrote to memory of 1300	2368	451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe	30

C:\Users\Admin\AppData\Local\Temp\451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe
"C:\Users\Admin\AppData\Local\Temp\451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Users\Admin\AppData\Local\Temp\451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe
  "C:\Users\Admin\AppData\Local\Temp\451770b6d35fa58c25fdf564c53ac9bb9d0adf065d50b135186fa288b81b982f.exe"
  2⤵
  PID:1300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1300-7-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1300-3-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1300-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2368-8-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download
memory/2368-4-0x00000000002A0000-0x00000000002A9000-memory.dmp

Filesize
36KB

Download