smokeloader | 0cc91ef2b133fdaeb67f7fe6e24db94fba42e81f3956187c7d4a9ddb86a52acb

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-10-2024 21:40

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General

Target

1508-2-0x0000000000400000-0x000000000040B000-memory.exe
Size

44KB
MD5

2286a4a40f44619345a35e23ac700644
SHA1

3a33b5a27623c60edae8d9cce2ef9882d6017216
SHA256

0cc91ef2b133fdaeb67f7fe6e24db94fba42e81f3956187c7d4a9ddb86a52acb
SHA512

1d6fca3117286e5e689ab63d29cdc9090ee2a41ccd8988b79088e4093f4df6645011e5646c27813474f5b39f983e4bf667473501deb53a73b2d0d1cf38bc7784
SSDEEP

768:RR8yqBqJTIH50gASW9uM7/953mpdH5Yvos0tdB80Z1srmN:r8PePjftV53uV5Ygs0TBymN

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
2324	2460	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	1508-2-0x0000000000400000-0x000000000040B000-memory.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2460 wrote to memory of 2324	2460	1508-2-0x0000000000400000-0x000000000040B000-memory.exe	31
PID 2460 wrote to memory of 2324	2460	1508-2-0x0000000000400000-0x000000000040B000-memory.exe	31
PID 2460 wrote to memory of 2324	2460	1508-2-0x0000000000400000-0x000000000040B000-memory.exe	31
PID 2460 wrote to memory of 2324	2460	1508-2-0x0000000000400000-0x000000000040B000-memory.exe	31

C:\Users\Admin\AppData\Local\Temp\1508-2-0x0000000000400000-0x000000000040B000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\1508-2-0x0000000000400000-0x000000000040B000-memory.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2460 -s 36
  2⤵
  - Program crash
  PID:2324

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/2460-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

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