Malware Analysis Report

2025-01-03 06:07

Sample ID 240728-t6cj3awhna
Target 17eb6885a81153d663bdbc24bfa48499_JaffaCakes118
SHA256 57ee9a3b3f7b2ea7d9cadddb2413cc30dc675d49a1426d2999ff29cc77a5547a
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: 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

57ee9a3b3f7b2ea7d9cadddb2413cc30dc675d49a1426d2999ff29cc77a5547a

Threat Level: Known bad

The file 17eb6885a81153d663bdbc24bfa48499_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: RenamesItself

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-28 16:39

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-28 16:39

Reported

2024-07-30 03:07

Platform

win7-20240729-en

Max time kernel

133s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_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\objsel\puiobj.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\objsel\puiobj.exe C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_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\17eb6885a81153d663bdbc24bfa48499_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\objsel\puiobj.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\objsel\puiobj.exe N/A
N/A N/A C:\Windows\SysWOW64\objsel\puiobj.exe N/A
N/A N/A C:\Windows\SysWOW64\objsel\puiobj.exe N/A
N/A N/A C:\Windows\SysWOW64\objsel\puiobj.exe N/A
N/A N/A C:\Windows\SysWOW64\objsel\puiobj.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_JaffaCakes118.exe"

C:\Windows\SysWOW64\objsel\puiobj.exe

"C:\Windows\SysWOW64\objsel\puiobj.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/2524-7-0x0000000000020000-0x000000000002F000-memory.dmp

memory/2524-4-0x0000000000030000-0x0000000000040000-memory.dmp

memory/2524-0-0x0000000000230000-0x0000000000242000-memory.dmp

memory/2524-9-0x0000000000400000-0x000000000041C000-memory.dmp

C:\Windows\SysWOW64\objsel\puiobj.exe

MD5 17eb6885a81153d663bdbc24bfa48499
SHA1 760219db809ca6ec4f53c7a210f9a8d4c1f55770
SHA256 57ee9a3b3f7b2ea7d9cadddb2413cc30dc675d49a1426d2999ff29cc77a5547a
SHA512 6ec368219f736516de2a7aeff4f5630c7fcc85c0d6f11c150c01250f98c3fd35cb7abfbf5966b6f68c6760bc38d0babe3f59c4fb45f15d96ecb76a3912413d38

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-28 16:39

Reported

2024-07-30 03:07

Platform

win10v2004-20240729-en

Max time kernel

137s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_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
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cabapi\Windows.Gaming.Input.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\cabapi\Windows.Gaming.Input.exe C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_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\17eb6885a81153d663bdbc24bfa48499_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cabapi\Windows.Gaming.Input.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\17eb6885a81153d663bdbc24bfa48499_JaffaCakes118.exe"

C:\Windows\SysWOW64\cabapi\Windows.Gaming.Input.exe

"C:\Windows\SysWOW64\cabapi\Windows.Gaming.Input.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 tse1.mm.bing.net udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 38.18.235.242:80 tcp
FR 5.196.108.189:8080 tcp
KR 121.124.124.40:7080 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 104.236.246.93:8080 tcp
AU 113.61.66.94:80 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
AU 120.150.60.189:80 tcp
PL 91.211.88.52:7080 tcp

Files

memory/4896-7-0x00000000005C0000-0x00000000005CF000-memory.dmp

memory/4896-4-0x0000000000A10000-0x0000000000A20000-memory.dmp

memory/4896-0-0x00000000005D0000-0x00000000005E2000-memory.dmp

C:\Windows\SysWOW64\cabapi\Windows.Gaming.Input.exe

MD5 17eb6885a81153d663bdbc24bfa48499
SHA1 760219db809ca6ec4f53c7a210f9a8d4c1f55770
SHA256 57ee9a3b3f7b2ea7d9cadddb2413cc30dc675d49a1426d2999ff29cc77a5547a
SHA512 6ec368219f736516de2a7aeff4f5630c7fcc85c0d6f11c150c01250f98c3fd35cb7abfbf5966b6f68c6760bc38d0babe3f59c4fb45f15d96ecb76a3912413d38

memory/3060-14-0x00000000005C0000-0x00000000005D0000-memory.dmp

memory/3060-10-0x00000000005A0000-0x00000000005B2000-memory.dmp

memory/4896-9-0x0000000000400000-0x000000000041C000-memory.dmp