smokeloader | 798dd32d59d33fd5a70bc51638d7c422ee39dd258aa9542d55a47283e4999f78

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
16-08-2024 12:21

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General

Target

4608-2-0x0000000000400000-0x000000000040B000-memory.exe
Size

44KB
MD5

81f85568de50493df84e646a54b408d9
SHA1

1ea9df6df3f96f03b2ba6ca501580d8730c7237b
SHA256

798dd32d59d33fd5a70bc51638d7c422ee39dd258aa9542d55a47283e4999f78
SHA512

8b7e00537221d1074a5c2861b60aba4362468f589a2f31f73bc5050fda430d1e34d0cfa9a316e26bc7342e19dfd029e31c114850ab2503b0a07cc4ca89bfa2da
SSDEEP

768:CNRAyLonz5y+bgsDF5I0haNLj1PokgJ4T:CNRATnzVF20MBj1PgJ4T

Score

10^/10

smokeloader backdoor discovery trojan

Malware Config

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1880	1744	WerFault.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	4608-2-0x0000000000400000-0x000000000040B000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1744 wrote to memory of 1880	1744	4608-2-0x0000000000400000-0x000000000040B000-memory.exe	31
PID 1744 wrote to memory of 1880	1744	4608-2-0x0000000000400000-0x000000000040B000-memory.exe	31
PID 1744 wrote to memory of 1880	1744	4608-2-0x0000000000400000-0x000000000040B000-memory.exe	31
PID 1744 wrote to memory of 1880	1744	4608-2-0x0000000000400000-0x000000000040B000-memory.exe	31

C:\Users\Admin\AppData\Local\Temp\4608-2-0x0000000000400000-0x000000000040B000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\4608-2-0x0000000000400000-0x000000000040B000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 36
  2⤵
  - Program crash
  PID:1880

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

Replay Monitor

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Downloads

memory/1744-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

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