smokeloader | 7e67985ccf71a2ec21b66b2922ff176e053a2e9dc843209787e690ac2670b092

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
08-11-2024 01:06

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General

Target

173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe
Size

220KB
MD5

0e6608a5972c9574b876e27f5c131749
SHA1

e308b46bb571c17268044cd2f19f6e1408e0fa5c
SHA256

173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67
SHA512

9d556c640eee1b7a74a4fbcc01b5069aeabc1dc0203de75c4c9c2c90749de0e1012c4fcbb671af86eba231de2d6e11fa2b0d1f12853f3e6e56f600a6f163c5bc
SSDEEP

3072:wZ2Gj5d74T3WFRnMLk9wm6c5mqY+XUAxOn5S3yNRiZUAM3IzlaDig/:wZvXQWELjmWqYkpO5UFWuYb

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	procid_target
2664	2104	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

Processes:

173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe

description	pid	Process	procid_target
PID 2104 wrote to memory of 2664	2104	173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe	30
PID 2104 wrote to memory of 2664	2104	173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe	30
PID 2104 wrote to memory of 2664	2104	173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe	30
PID 2104 wrote to memory of 2664	2104	173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe	30

C:\Users\Admin\AppData\Local\Temp\173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe
"C:\Users\Admin\AppData\Local\Temp\173ac80a0a0db1adeeb3e88b64e8949145209a0467a2b1ba9544e6ec99fc2d67.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2104 -s 136
  2⤵
  - Program crash
  PID:2664

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/2104-1-0x0000000000A00000-0x0000000000B00000-memory.dmp

Filesize
1024KB

Download
memory/2104-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2104-2-0x0000000000220000-0x0000000000229000-memory.dmp

Filesize
36KB

Download
memory/2104-4-0x0000000000400000-0x0000000000595000-memory.dmp

Filesize
1.6MB

Download