smokeloader | d134bebdf067cc8f99dac75e8b1c22c0f032d29c0baab49d0f8a4eef5304c5d0

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/10/2024, 16:51

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General

Target
d6bc7e1a8b5256f7d2c5d3d344b3bc7f.exe
Size 457KB
Sample241009-vcs6dstdna
SHA256 d134bebdf067cc8f99dac75e8b1c22c0f032d29c0baab49d0f8a4eef5304c5d0
MD5 d6bc7e1a8b5256f7d2c5d3d344b3bc7f
SHA1 b27a8deb3c6a5373c80b210f318fa2521a6840f8
SHA512 57d82526bc1603760a5c8843df8835f3493006f9a9eabc687ba1fbf190c3ebd48c08eac5d7fc0d0857cde266059a5c87fb0968b33e730a553b34fe8582cee908
SSDEEP 6144:JIYGxzaff+ssRhLRCS0LTHhmd0ButsqpSrG/OHgLBs1891H71WeTTz3:t9evvJETBUYutxc6/WgG18v1W2f3
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

smokeloader pub1 backdoor discovery trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2100	2236	WerFault.exe	29

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	d6bc7e1a8b5256f7d2c5d3d344b3bc7f.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2100	2236	d6bc7e1a8b5256f7d2c5d3d344b3bc7f.exe	30
PID 2236 wrote to memory of 2100	2236	d6bc7e1a8b5256f7d2c5d3d344b3bc7f.exe	30
PID 2236 wrote to memory of 2100	2236	d6bc7e1a8b5256f7d2c5d3d344b3bc7f.exe	30
PID 2236 wrote to memory of 2100	2236	d6bc7e1a8b5256f7d2c5d3d344b3bc7f.exe	30

C:\Users\Admin\AppData\Local\Temp\d6bc7e1a8b5256f7d2c5d3d344b3bc7f.exe
"C:\Users\Admin\AppData\Local\Temp\d6bc7e1a8b5256f7d2c5d3d344b3bc7f.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 168
  2⤵
  - Program crash
  PID:2100

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/2236-1-0x00000000008D0000-0x00000000009D0000-memory.dmp

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memory/2236-3-0x0000000000400000-0x000000000040B000-memory.dmp

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memory/2236-2-0x00000000003C0000-0x00000000003CB000-memory.dmp

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memory/2236-4-0x0000000000400000-0x0000000000483000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads