Malware Analysis Report

2025-01-02 04:51

Sample ID 240422-yb993afc37
Target 2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia
SHA256 9e8f792d49c7f7c04eb9fd4423a7ded5aeed4f84b1ed50933770d37d82f632a4
Tags
smokeloader backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9e8f792d49c7f7c04eb9fd4423a7ded5aeed4f84b1ed50933770d37d82f632a4

Threat Level: Known bad

The file 2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor trojan

SmokeLoader

Maps connected drives based on registry

Unsigned PE

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-22 19:37

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-22 19:37

Reported

2024-04-22 19:40

Platform

win7-20240215-en

Max time kernel

141s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe

"C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe"

Network

N/A

Files

memory/384-1-0x0000000000400000-0x00000000012C8000-memory.dmp

memory/384-2-0x0000000000400000-0x00000000012C8000-memory.dmp

memory/1200-3-0x0000000002E40000-0x0000000002E41000-memory.dmp

memory/1200-4-0x0000000002E20000-0x0000000002E35000-memory.dmp

memory/384-5-0x0000000001470000-0x0000000001570000-memory.dmp

memory/1200-8-0x0000000002E20000-0x0000000002E35000-memory.dmp

memory/384-9-0x0000000001470000-0x0000000001570000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-22 19:37

Reported

2024-04-22 19:40

Platform

win10v2004-20240226-en

Max time kernel

144s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe

"C:\Users\Admin\AppData\Local\Temp\2024-04-22_a19084bdf9e93a6224ae909a3a0e244f_karagany_mafia.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1340 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 142.250.178.10:443 tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
GB 23.44.234.16:80 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 121.118.77.104.in-addr.arpa udp
US 8.8.8.8:53 159.113.53.23.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 174.117.168.52.in-addr.arpa udp

Files

memory/4596-0-0x0000000000400000-0x00000000012C8000-memory.dmp

memory/4596-2-0x0000000001650000-0x0000000001750000-memory.dmp

memory/4596-3-0x0000000000400000-0x00000000012C8000-memory.dmp

memory/3240-4-0x0000000000D20000-0x0000000000D21000-memory.dmp

memory/3240-5-0x0000000002AE0000-0x0000000002AF5000-memory.dmp

memory/4596-6-0x0000000000400000-0x00000000012C8000-memory.dmp

memory/4596-8-0x0000000001650000-0x0000000001750000-memory.dmp

memory/3240-9-0x0000000002AE0000-0x0000000002AF5000-memory.dmp