smokeloader | c34e084c40055a1d2dae3db279fc74b363d4d3d812d62f58aa40f932f5e3aea5

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-11-2024 01:59

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General

Target

a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe
Size

191KB
MD5

d58e60bac856cc3b8c4afdd87706484e
SHA1

0dbd39ad93cf0103e1d89951b0c78d962cbd9706
SHA256

a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832
SHA512

24968620fab12888de5cca2ce8bbe88bdfac5d69fb8f2a4bce9acea7939581a4a576cbfbfcad931dad760130a191ca6f4a11a014bbc3c554bc4a4a7d0d46e887
SSDEEP

3072:mDdHXq6BNVeBn77NGUrfnKtoEwFnT0lDcbr4j+iSkmsxkgaBChG:QHa6wtNjKtod0lgtkTiga

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Smokeloader family
smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4976 4996 WerFault.exe a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe

pid	pid_target	process	target process
4976	4996	WerFault.exe	a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe

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

Processes:

a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.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

Processes:

a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe

C:\Users\Admin\AppData\Local\Temp\a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe
"C:\Users\Admin\AppData\Local\Temp\a5e649c834f91bd5a2a5e776350fa0de963ca30bab4436aa4dbe0d56364aa832.exe"
1⤵
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
PID:4996
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4996 -s 352
  2⤵
  - Program crash
  PID:4976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4996 -ip 4996
1⤵
PID:2736

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

memory/4996-2-0x00000000021D0000-0x00000000021D9000-memory.dmp

Filesize
36KB

Download
memory/4996-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/4996-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4996-4-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/4996-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4996-5-0x00000000021D0000-0x00000000021D9000-memory.dmp

Filesize
36KB

Download