Malware Analysis Report

2025-01-03 05:59

Sample ID 240226-jcz36age8x
Target 7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe
SHA256 7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617
Tags
emotet epoch3 banker 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

7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617

Threat Level: Known bad

The file 7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-26 07:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-26 07:32

Reported

2024-02-26 07:35

Platform

win7-20240221-en

Max time kernel

129s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe"

Signatures

Emotet

trojan banker emotet

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\twext\wlanapi.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\twext\wlanapi.exe C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\twext\wlanapi.exe N/A
N/A N/A C:\Windows\SysWOW64\twext\wlanapi.exe N/A
N/A N/A C:\Windows\SysWOW64\twext\wlanapi.exe N/A
N/A N/A C:\Windows\SysWOW64\twext\wlanapi.exe N/A
N/A N/A C:\Windows\SysWOW64\twext\wlanapi.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe

"C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe"

C:\Windows\SysWOW64\twext\wlanapi.exe

"C:\Windows\SysWOW64\twext\wlanapi.exe"

Network

Country Destination Domain Proto
AR 190.136.179.102:80 tcp
AR 190.136.179.102:80 tcp
US 97.107.135.148:8080 tcp
US 97.107.135.148:8080 tcp
DE 94.102.209.63:7080 tcp
DE 94.102.209.63:7080 tcp
US 162.144.42.60:8080 tcp
US 162.144.42.60:8080 tcp

Files

memory/808-1-0x0000000000230000-0x0000000000231000-memory.dmp

memory/808-0-0x0000000000320000-0x000000000032C000-memory.dmp

memory/808-2-0x0000000000240000-0x0000000000249000-memory.dmp

C:\Windows\SysWOW64\twext\wlanapi.exe

MD5 bd67d1853d55ebc3b7ea8f8c7e00b1f1
SHA1 aaf34c8960a12f7df6a65d18d327e5c610b9217e
SHA256 7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617
SHA512 40827b0933aee9f267b01b19cc5c42b044023cb411a6fa9d46d27a91e7d24c2bd6386142b5e68194adad9879891c175b4687007a04ac5fa2fd4a982509e9fb8c

memory/2928-7-0x00000000002D0000-0x00000000002DC000-memory.dmp

memory/2928-11-0x00000000002D0000-0x00000000002DC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-26 07:32

Reported

2024-02-26 07:35

Platform

win10v2004-20240221-en

Max time kernel

147s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe"

Signatures

Emotet

trojan banker emotet

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\MrmCoreR\KBDIC.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\MrmCoreR\KBDIC.exe C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe N/A

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe

"C:\Users\Admin\AppData\Local\Temp\7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617.exe"

C:\Windows\SysWOW64\MrmCoreR\KBDIC.exe

"C:\Windows\SysWOW64\MrmCoreR\KBDIC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
AR 190.136.179.102:80 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 97.107.135.148:8080 tcp
DE 94.102.209.63:7080 tcp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 162.144.42.60:8080 tcp
TR 81.214.253.80:443 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
DE 87.106.231.60:8080 tcp
US 107.161.30.122:8080 tcp
US 8.8.8.8:53 122.10.44.20.in-addr.arpa udp

Files

memory/2448-4-0x00000000023F0000-0x00000000023F1000-memory.dmp

memory/2448-0-0x0000000002450000-0x000000000245C000-memory.dmp

memory/2448-5-0x0000000002440000-0x0000000002449000-memory.dmp

C:\Windows\SysWOW64\MrmCoreR\KBDIC.exe

MD5 bd67d1853d55ebc3b7ea8f8c7e00b1f1
SHA1 aaf34c8960a12f7df6a65d18d327e5c610b9217e
SHA256 7da8527d7ca8da755504a1411a3c4434d52a2f35338084f86c8453d1b055d617
SHA512 40827b0933aee9f267b01b19cc5c42b044023cb411a6fa9d46d27a91e7d24c2bd6386142b5e68194adad9879891c175b4687007a04ac5fa2fd4a982509e9fb8c

memory/3152-7-0x0000000000590000-0x000000000059C000-memory.dmp

memory/3152-11-0x0000000000590000-0x000000000059C000-memory.dmp