Malware Analysis Report

2025-01-03 06:07

Sample ID 240728-v61sbsygrc
Target 19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118
SHA256 b9185cca386150309123ea769ea9d9ec2fc5dd21ba7fd185212efaafcc447df9
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

b9185cca386150309123ea769ea9d9ec2fc5dd21ba7fd185212efaafcc447df9

Threat Level: Known bad

The file 19fde72d38092b93b3db1c34d08a87d9_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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-28 17:36

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-28 17:36

Reported

2024-07-30 02:53

Platform

win10v2004-20240709-en

Max time kernel

144s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_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\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 38.18.235.242:80 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
FR 5.196.108.189:8080 tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
KR 121.124.124.40:7080 tcp
US 104.236.246.93:8080 tcp
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
PL 91.211.88.52:7080 tcp

Files

memory/3008-4-0x00000000005F0000-0x0000000000600000-memory.dmp

memory/3008-0-0x0000000000A00000-0x0000000000A12000-memory.dmp

memory/3008-7-0x00000000005E0000-0x00000000005EF000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-28 17:36

Reported

2024-07-30 02:56

Platform

win7-20240729-en

Max time kernel

135s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_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
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\netcorehc\cmcfg32.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\netcorehc\cmcfg32.exe C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_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\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\netcorehc\cmcfg32.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\19fde72d38092b93b3db1c34d08a87d9_JaffaCakes118.exe"

C:\Windows\SysWOW64\netcorehc\cmcfg32.exe

"C:\Windows\SysWOW64\netcorehc\cmcfg32.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/1644-0-0x00000000001C0000-0x00000000001D2000-memory.dmp

memory/1644-7-0x0000000000020000-0x000000000002F000-memory.dmp

memory/1644-4-0x0000000000030000-0x0000000000040000-memory.dmp

memory/1644-9-0x0000000000400000-0x000000000041C000-memory.dmp

C:\Windows\SysWOW64\netcorehc\cmcfg32.exe

MD5 19fde72d38092b93b3db1c34d08a87d9
SHA1 3cb6fb1d70331608340386b1f430510ac6fecd9b
SHA256 b9185cca386150309123ea769ea9d9ec2fc5dd21ba7fd185212efaafcc447df9
SHA512 8d225c5fe34512901d06094c00b9578c8c4778be508a9469ce78af8109ce1e35f091ac2cefe5764376523e73de751e31246d2ed869f8933a0edfd93092f122b4

memory/948-10-0x0000000000230000-0x0000000000242000-memory.dmp