Malware Analysis Report

2024-10-18 21:17

Sample ID 240516-27rdlsdf74
Target 4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118
SHA256 40d37fd4c14457aee5abb8dc6de4c965a11a02d49b9bfda693d2a9d602a0e1f9
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

40d37fd4c14457aee5abb8dc6de4c965a11a02d49b9bfda693d2a9d602a0e1f9

Threat Level: Known bad

The file 4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet epoch3 banker trojan

Emotet

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-16 23:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-16 23:13

Reported

2024-05-16 23:16

Platform

win7-20240508-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118.exe"

Signatures

Emotet

trojan banker emotet

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat C:\Windows\SysWOW64\iplkmailbox.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\iplkmailbox.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\iplkmailbox.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\iplkmailbox.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775} C:\Windows\SysWOW64\iplkmailbox.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\7a-df-74-b6-a7-0a C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDecision = "0" C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadDecisionReason = "1" C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDecisionReason = "1" C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0028000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDecisionTime = 60e7dfefe6a7da01 C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDetectedUrl C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0028000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadDecision = "0" C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDecisionTime = 807645cce6a7da01 C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\iplkmailbox.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadDecisionTime = 60e7dfefe6a7da01 C:\Windows\SysWOW64\iplkmailbox.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\iplkmailbox.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\iplkmailbox.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadDecisionTime = 807645cce6a7da01 C:\Windows\SysWOW64\iplkmailbox.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\4d7ef2a7aeb9b35edc5258c74ad0f7d5_JaffaCakes118.exe

--568bbb16

C:\Windows\SysWOW64\iplkmailbox.exe

"C:\Windows\SysWOW64\iplkmailbox.exe"

C:\Windows\SysWOW64\iplkmailbox.exe

--5dd3c064

Network

Country Destination Domain Proto
ZA 105.226.188.128:8090 tcp
ZA 105.226.188.128:8090 tcp
DE 91.205.173.54:8080 tcp
DE 91.205.173.54:8080 tcp
FR 163.172.97.112:8080 tcp
FR 163.172.97.112:8080 tcp
US 72.47.202.235:8080 tcp
US 72.47.202.235:8080 tcp
NL 46.17.6.116:8080 tcp

Files

memory/2424-0-0x0000000000280000-0x0000000000294000-memory.dmp

memory/2424-5-0x0000000000250000-0x000000000025F000-memory.dmp

memory/2364-6-0x00000000002E0000-0x00000000002F4000-memory.dmp

memory/2364-11-0x0000000000400000-0x0000000000461000-memory.dmp

memory/3000-12-0x0000000000270000-0x0000000000284000-memory.dmp

memory/2364-17-0x0000000000400000-0x0000000000461000-memory.dmp

memory/3060-18-0x0000000000380000-0x0000000000394000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-16 23:13

Reported

2024-05-16 23:14

Platform

win10v2004-20240508-en

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A