Malware Analysis Report

2025-01-03 06:06

Sample ID 240730-avvrqatane
Target 6a8f73ed9c75b70507251f37b6127308_JaffaCakes118
SHA256 7488f0ad9567e570b146a2b0e64b6aae5eb9857ba5be488db9cfd5b65b6ba374
Tags
emotet epoch2 banker discovery trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7488f0ad9567e570b146a2b0e64b6aae5eb9857ba5be488db9cfd5b65b6ba374

Threat Level: Known bad

The file 6a8f73ed9c75b70507251f37b6127308_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch2 banker discovery trojan

Emotet

Emotet payload

Executes dropped EXE

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-30 00:32

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-30 00:32

Reported

2024-07-30 01:34

Platform

win10v2004-20240709-en

Max time kernel

144s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 38.18.235.242:80 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
FR 5.196.108.189:8080 tcp
KR 121.124.124.40:7080 tcp
US 104.236.246.93:8080 tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
AU 113.61.66.94:80 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
AU 120.150.60.189:80 tcp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp
PL 91.211.88.52:7080 tcp

Files

memory/3900-0-0x0000000000AF0000-0x0000000000B02000-memory.dmp

memory/3900-4-0x0000000000B10000-0x0000000000B20000-memory.dmp

memory/3900-7-0x0000000000440000-0x000000000044F000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-30 00:32

Reported

2024-07-30 01:38

Platform

win7-20240729-en

Max time kernel

132s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Emotet payload

trojan banker
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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\takeown\winrnr.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\takeown\winrnr.exe C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\takeown\winrnr.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\takeown\winrnr.exe N/A
N/A N/A C:\Windows\SysWOW64\takeown\winrnr.exe N/A
N/A N/A C:\Windows\SysWOW64\takeown\winrnr.exe N/A
N/A N/A C:\Windows\SysWOW64\takeown\winrnr.exe N/A
N/A N/A C:\Windows\SysWOW64\takeown\winrnr.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6a8f73ed9c75b70507251f37b6127308_JaffaCakes118.exe"

C:\Windows\SysWOW64\takeown\winrnr.exe

"C:\Windows\SysWOW64\takeown\winrnr.exe"

Network

Country Destination Domain Proto
US 38.18.235.242:80 tcp
US 38.18.235.242:80 tcp
FR 5.196.108.189:8080 tcp
FR 5.196.108.189:8080 tcp
KR 121.124.124.40:7080 tcp
KR 121.124.124.40:7080 tcp
US 104.236.246.93:8080 tcp
US 104.236.246.93:8080 tcp

Files

memory/2232-4-0x0000000000030000-0x0000000000040000-memory.dmp

memory/2232-0-0x0000000000230000-0x0000000000242000-memory.dmp

memory/2232-7-0x0000000000020000-0x000000000002F000-memory.dmp

memory/2232-8-0x0000000000400000-0x000000000041C000-memory.dmp

C:\Windows\SysWOW64\takeown\winrnr.exe

MD5 6a8f73ed9c75b70507251f37b6127308
SHA1 e4769a943b98a0ccfc3f41078b2a18f11839580b
SHA256 7488f0ad9567e570b146a2b0e64b6aae5eb9857ba5be488db9cfd5b65b6ba374
SHA512 a74726297548f72c296f79ff1766f01ae865afddf9feefd708134dd43bb9d020c099f411c172d8c075ca478f98e8474e27b86479b8fe30dfe1efe659a35a031a