Malware Analysis Report

2024-09-22 22:42

Sample ID 240615-szs3sswaje
Target af1d2b1344fed83d83da2c9d66cb1a9c_JaffaCakes118
SHA256 1259961e76f0978b6efca2242d9b9ea7a98a5673eb81cdc51005ecc630b39298
Tags
emotet epoch3 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

1259961e76f0978b6efca2242d9b9ea7a98a5673eb81cdc51005ecc630b39298

Threat Level: Known bad

The file af1d2b1344fed83d83da2c9d66cb1a9c_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

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-15 15:34

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 15:34

Reported

2024-06-15 15:36

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_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\INetCache\Content.IE5 C:\Windows\SysWOW64\browserpla.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE C:\Windows\SysWOW64\browserpla.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies C:\Windows\SysWOW64\browserpla.exe N/A
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 C:\Windows\SysWOW64\browserpla.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\browserpla.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\browserpla.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\browserpla.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_JaffaCakes118.exe

--343f5ca7

C:\Windows\SysWOW64\browserpla.exe

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

C:\Windows\SysWOW64\browserpla.exe

--6886098f

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
MX 187.188.166.192:80 tcp
PA 181.197.2.80:443 tcp
VE 200.90.86.170:8080 tcp
GB 94.177.253.126:80 tcp
BR 131.0.103.200:8080 tcp
US 70.32.94.58:8080 tcp

Files

memory/2912-0-0x0000000002360000-0x0000000002377000-memory.dmp

memory/2912-5-0x0000000002340000-0x0000000002351000-memory.dmp

memory/4604-6-0x0000000000750000-0x0000000000767000-memory.dmp

memory/4032-11-0x0000000000F90000-0x0000000000FA7000-memory.dmp

memory/4604-16-0x0000000000400000-0x000000000048B000-memory.dmp

memory/1392-17-0x0000000000F70000-0x0000000000F87000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 15:34

Reported

2024-06-15 15:36

Platform

win7-20240221-en

Max time kernel

131s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_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\rowsetpla.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\Wpad\{24F065EC-5017-4555-ACB1-4D99226B26DF}\76-4f-3c-78-ce-a7 C:\Windows\SysWOW64\rowsetpla.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{24F065EC-5017-4555-ACB1-4D99226B26DF}\WpadDecisionTime = a049568b39bfda01 C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{24F065EC-5017-4555-ACB1-4D99226B26DF}\WpadNetworkName = "Network 3" C:\Windows\SysWOW64\rowsetpla.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{24F065EC-5017-4555-ACB1-4D99226B26DF} C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{24F065EC-5017-4555-ACB1-4D99226B26DF}\WpadDecision = "0" C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-4f-3c-78-ce-a7\WpadDetectedUrl C:\Windows\SysWOW64\rowsetpla.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" C:\Windows\SysWOW64\rowsetpla.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad C:\Windows\SysWOW64\rowsetpla.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{24F065EC-5017-4555-ACB1-4D99226B26DF}\WpadDecisionReason = "1" C:\Windows\SysWOW64\rowsetpla.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-4f-3c-78-ce-a7 C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00f8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-4f-3c-78-ce-a7\WpadDecisionTime = a049568b39bfda01 C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{24F065EC-5017-4555-ACB1-4D99226B26DF}\WpadDecisionTime = 40fb50c639bfda01 C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00f8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-4f-3c-78-ce-a7\WpadDecisionTime = 40fb50c639bfda01 C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-4f-3c-78-ce-a7\WpadDecision = "0" C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\76-4f-3c-78-ce-a7\WpadDecisionReason = "1" C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" C:\Windows\SysWOW64\rowsetpla.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\SysWOW64\rowsetpla.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\af1d2b1344fed83d83da2c9d66cb1a9c_JaffaCakes118.exe

--343f5ca7

C:\Windows\SysWOW64\rowsetpla.exe

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

C:\Windows\SysWOW64\rowsetpla.exe

--c1ebd993

Network

Country Destination Domain Proto
MX 187.188.166.192:80 tcp
MX 187.188.166.192:80 tcp
PA 181.197.2.80:443 tcp
PA 181.197.2.80:443 tcp
VE 200.90.86.170:8080 tcp
VE 200.90.86.170:8080 tcp
GB 94.177.253.126:80 tcp

Files

memory/2276-0-0x0000000000270000-0x0000000000287000-memory.dmp

memory/2276-5-0x0000000000240000-0x0000000000251000-memory.dmp

memory/2308-6-0x0000000000240000-0x0000000000257000-memory.dmp

memory/2568-11-0x00000000003C0000-0x00000000003D7000-memory.dmp

memory/2308-16-0x0000000000400000-0x000000000048B000-memory.dmp

memory/2564-17-0x0000000000490000-0x00000000004A7000-memory.dmp