Malware Analysis Report

2024-09-11 19:02

Sample ID 240615-gcsb7szeqe
Target Nu2.exe
SHA256 4eb63261714066b4a7be6d4692f4d7ea1a7a290250113e6497526e551e6d53ac
Tags
upx blackmoon banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

4eb63261714066b4a7be6d4692f4d7ea1a7a290250113e6497526e551e6d53ac

Threat Level: Known bad

The file Nu2.exe was found to be: Known bad.

Malicious Activity Summary

upx blackmoon banker trojan

Blackmoon, KrBanker

Detect Blackmoon payload

UPX packed file

Unsigned PE

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-15 05:39

Signatures

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 05:39

Reported

2024-06-15 05:41

Platform

win7-20240221-en

Max time kernel

51s

Max time network

22s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Nu2.exe"

Signatures

Blackmoon, KrBanker

trojan banker blackmoon

Detect Blackmoon payload

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

UPX packed file

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Nu2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Nu2.exe

"C:\Users\Admin\AppData\Local\Temp\Nu2.exe"

Network

Country Destination Domain Proto
CN 222.186.172.42:8080 tcp

Files

memory/2320-0-0x0000000000400000-0x0000000000A1E000-memory.dmp

memory/2320-1-0x0000000000400000-0x0000000000A1E000-memory.dmp

memory/2320-3-0x0000000000400000-0x0000000000A1E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 05:39

Reported

2024-06-15 05:41

Platform

win10v2004-20240611-en

Max time kernel

51s

Max time network

36s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Nu2.exe"

Signatures

Blackmoon, KrBanker

trojan banker blackmoon

Detect Blackmoon payload

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

UPX packed file

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Nu2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Nu2.exe

"C:\Users\Admin\AppData\Local\Temp\Nu2.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 --field-trial-handle=4192,i,2029050989380753659,15333598055019363793,262144 --variations-seed-version --mojo-platform-channel-handle=1424 /prefetch:8

Network

Country Destination Domain Proto
CN 222.186.172.42:8080 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
GB 52.123.242.9:443 tcp
GB 52.123.242.49:443 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp

Files

memory/2464-0-0x0000000000400000-0x0000000000A1E000-memory.dmp

memory/2464-1-0x0000000000400000-0x0000000000A1E000-memory.dmp

memory/2464-3-0x0000000000400000-0x0000000000A1E000-memory.dmp