Malware Analysis Report

2024-09-22 22:03

Sample ID 240614-vf5zcssgjr
Target aac83167081b7d228931845c006253f6_JaffaCakes118
SHA256 7efc8446996e148dcf5b6f490899f588c97cd1140b867098943f6a2b486fcc5a
Tags
emotet banker trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

7efc8446996e148dcf5b6f490899f588c97cd1140b867098943f6a2b486fcc5a

Threat Level: Known bad

The file aac83167081b7d228931845c006253f6_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

emotet banker trojan

Emotet

Drops file in System32 directory

Unsigned PE

Enumerates physical storage devices

Modifies data under HKEY_USERS

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-14 16:56

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 16:56

Reported

2024-06-14 16:59

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe"

Signatures

Enumerates physical storage devices

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe"

C:\Windows\SysWOW64\droidsketch.exe

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

C:\Windows\SysWOW64\droidsketch.exe

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

Network

Country Destination Domain Proto
US 35.141.236.45:80 tcp
GB 62.232.246.218:8443 tcp
US 66.191.63.170:8080 tcp
AE 91.74.59.161:443 tcp
US 173.70.36.136:443 tcp
DE 87.159.82.161:8080 tcp
US 67.251.11.28:443 tcp

Files

memory/896-0-0x0000000000400000-0x0000000000434000-memory.dmp

memory/896-6-0x0000000002670000-0x0000000002686000-memory.dmp

memory/760-12-0x0000000000A80000-0x0000000000A96000-memory.dmp

memory/760-8-0x0000000000A80000-0x0000000000A96000-memory.dmp

memory/896-2-0x0000000002670000-0x0000000002686000-memory.dmp

memory/760-17-0x00000000020C0000-0x00000000020E0000-memory.dmp

memory/760-16-0x0000000000A60000-0x0000000000A76000-memory.dmp

memory/760-15-0x0000000000400000-0x0000000000434000-memory.dmp

memory/896-14-0x0000000002690000-0x00000000026B0000-memory.dmp

memory/896-13-0x0000000002650000-0x0000000002666000-memory.dmp

memory/896-18-0x0000000000400000-0x0000000000434000-memory.dmp

memory/3168-19-0x0000000000400000-0x0000000000434000-memory.dmp

memory/3168-25-0x00000000005E0000-0x00000000005F6000-memory.dmp

memory/3168-21-0x00000000005E0000-0x00000000005F6000-memory.dmp

memory/3168-27-0x0000000000600000-0x0000000000620000-memory.dmp

memory/3168-26-0x00000000005C0000-0x00000000005D6000-memory.dmp

memory/2452-33-0x00000000009D0000-0x00000000009E6000-memory.dmp

memory/2452-29-0x00000000009D0000-0x00000000009E6000-memory.dmp

memory/2452-35-0x00000000009F0000-0x0000000000A10000-memory.dmp

memory/2452-34-0x00000000009B0000-0x00000000009C6000-memory.dmp

memory/3168-36-0x0000000000400000-0x0000000000434000-memory.dmp

memory/3168-37-0x00000000005C0000-0x00000000005D6000-memory.dmp

memory/760-39-0x0000000000A60000-0x0000000000A76000-memory.dmp

memory/2452-40-0x00000000009B0000-0x00000000009C6000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 16:56

Reported

2024-06-14 16:59

Platform

win7-20240508-en

Max time kernel

149s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_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\lookpack.exe N/A

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\lookpack.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775}\WpadDecisionTime = 70f1fce97bbeda01 C:\Windows\SysWOW64\lookpack.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a C:\Windows\SysWOW64\lookpack.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-df-74-b6-a7-0a\WpadDecisionTime = 70f1fce97bbeda01 C:\Windows\SysWOW64\lookpack.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\lookpack.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0028000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\lookpack.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\lookpack.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\lookpack.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\lookpack.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\lookpack.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\lookpack.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\lookpack.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\lookpack.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\lookpack.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\lookpack.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7E5073D5-B405-48C4-8C63-CEAD662EA775} C:\Windows\SysWOW64\lookpack.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\lookpack.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\lookpack.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\lookpack.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\aac83167081b7d228931845c006253f6_JaffaCakes118.exe"

C:\Windows\SysWOW64\lookpack.exe

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

C:\Windows\SysWOW64\lookpack.exe

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

Network

Country Destination Domain Proto
US 35.141.236.45:80 tcp
US 35.141.236.45:80 tcp
GB 62.232.246.218:8443 tcp
GB 62.232.246.218:8443 tcp
US 66.191.63.170:8080 tcp
US 66.191.63.170:8080 tcp
AE 91.74.59.161:443 tcp

Files

memory/2420-0-0x0000000000400000-0x0000000000434000-memory.dmp

memory/2420-2-0x00000000020A0000-0x00000000020B6000-memory.dmp

memory/2420-6-0x00000000020A0000-0x00000000020B6000-memory.dmp

memory/2420-8-0x00000000026E0000-0x0000000002700000-memory.dmp

memory/2420-7-0x0000000002080000-0x0000000002096000-memory.dmp

memory/2420-9-0x0000000002700000-0x0000000002734000-memory.dmp

memory/2372-11-0x0000000002060000-0x0000000002076000-memory.dmp

memory/2372-17-0x0000000002080000-0x00000000020A0000-memory.dmp

memory/2372-16-0x0000000000540000-0x0000000000556000-memory.dmp

memory/2372-15-0x0000000002060000-0x0000000002076000-memory.dmp

memory/2420-18-0x0000000000400000-0x0000000000434000-memory.dmp

memory/2420-19-0x0000000002080000-0x0000000002096000-memory.dmp

memory/3036-25-0x0000000000D20000-0x0000000000D36000-memory.dmp

memory/3036-21-0x0000000000D20000-0x0000000000D36000-memory.dmp

memory/3036-27-0x0000000000D40000-0x0000000000D60000-memory.dmp

memory/3036-26-0x0000000000D00000-0x0000000000D16000-memory.dmp

memory/2612-28-0x0000000000400000-0x0000000000434000-memory.dmp

memory/2612-36-0x0000000000860000-0x0000000000880000-memory.dmp

memory/2612-35-0x0000000000610000-0x0000000000626000-memory.dmp

memory/2612-34-0x0000000000840000-0x0000000000856000-memory.dmp

memory/2612-30-0x0000000000840000-0x0000000000856000-memory.dmp

memory/2372-38-0x0000000000540000-0x0000000000556000-memory.dmp

memory/2612-39-0x0000000000610000-0x0000000000626000-memory.dmp