Malware Analysis Report

2025-03-14 23:28

Sample ID 240407-wv22paag21
Target e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118
SHA256 5a219dd672a2893e8d89222da783e1c83780fb6fd2daca5355439505aeb5682f
Tags
persistence
score
7/10

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
7/10

SHA256

5a219dd672a2893e8d89222da783e1c83780fb6fd2daca5355439505aeb5682f

Threat Level: Shows suspicious behavior

The file e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

persistence

Loads dropped DLL

Checks computer location settings

Executes dropped EXE

Adds Run key to start application

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

Modifies registry key

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-07 18:15

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-07 18:15

Reported

2024-04-07 18:17

Platform

win10v2004-20240226-en

Max time kernel

143s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\7D57AD13E21.exe" C:\Windows\SysWOW64\reg.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1716 set thread context of 1912 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\IESettingSync C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe N/A
Key created \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe N/A

Modifies registry key

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3868 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Windows\SysWOW64\reg.exe
PID 3868 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Windows\SysWOW64\reg.exe
PID 3868 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Windows\SysWOW64\reg.exe
PID 3868 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 3868 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 3868 wrote to memory of 1716 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 3868 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe
PID 3868 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe
PID 3868 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe
PID 1716 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 1716 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 1716 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 1716 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 1716 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe"

C:\Windows\SysWOW64\reg.exe

"C:\Windows\System32\reg.exe" ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "Windows Update" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe" /f

C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe

"C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"

C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe

"C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe"

C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe

"C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 216.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 28.143.109.104.in-addr.arpa udp
US 8.8.8.8:53 sunray1975.zapto.org udp
US 8.8.8.8:53 241.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 sunray1975.zapto.org udp
US 8.8.8.8:53 sunray1975.zapto.org udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 sunray1975.zapto.org udp
US 8.8.8.8:53 sunray1975.zapto.org udp

Files

memory/3868-0-0x0000000000900000-0x0000000000901000-memory.dmp

memory/3868-1-0x0000000000400000-0x0000000000601000-memory.dmp

C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe

MD5 67ba15765961f63e9680f1091c4ff4f8
SHA1 d23919bf234df46321b223ef23bd83ff4611ae33
SHA256 ea6755c8eacd66560925d75a9af65c9bfff5c1204fc18366cff06887eba10fa4
SHA512 ef44aaf89fb3ea304d54d026d4821d101d3d8431bffc3a0915aa7cbd28d45ad2580ea806961824bc20c0dcb4382757a59e207a5c9f64b61ce8ccd116d8e0d857

memory/3868-11-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1716-12-0x0000000002200000-0x0000000002201000-memory.dmp

C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe

MD5 a2f259ceb892d3b0d1d121997c8927e3
SHA1 6e0a7239822b8d365d690a314f231286355f6cc6
SHA256 ab01a333f38605cbcebd80e0a84ffae2803a9b4f6bebb1e9f773e949a87cb420
SHA512 5ae1b60390c94c9e79d3b500a55b775d82556e599963d533170b9f35ad5cfa2df1b7d24de1890acf8e1e2c356830396091d46632dbc6ee43a7d042d4facb5dad

memory/3868-24-0x0000000000400000-0x0000000000601000-memory.dmp

memory/4632-25-0x00000000022B0000-0x00000000022B1000-memory.dmp

memory/4632-28-0x00000000022D0000-0x00000000022D1000-memory.dmp

memory/1716-29-0x0000000000400000-0x0000000000601000-memory.dmp

memory/4632-30-0x0000000000400000-0x00000000004FB000-memory.dmp

memory/1912-31-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/1912-33-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/1716-34-0x0000000000400000-0x0000000000601000-memory.dmp

memory/1912-35-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/1912-37-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/4632-38-0x00000000022B0000-0x00000000022B1000-memory.dmp

memory/1912-39-0x0000000002100000-0x0000000002101000-memory.dmp

memory/1912-41-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/1912-44-0x0000000002100000-0x0000000002101000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-07 18:15

Reported

2024-04-07 18:17

Platform

win7-20240221-en

Max time kernel

142s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\7D57AD13E21.exe" C:\Windows\SysWOW64\reg.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2696 set thread context of 2792 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe N/A

Modifies registry key

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2124 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Windows\SysWOW64\reg.exe
PID 2124 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Windows\SysWOW64\reg.exe
PID 2124 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Windows\SysWOW64\reg.exe
PID 2124 wrote to memory of 2604 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Windows\SysWOW64\reg.exe
PID 2124 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 2124 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 2124 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 2124 wrote to memory of 2696 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 2124 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe
PID 2124 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe
PID 2124 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe
PID 2124 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe
PID 2696 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 2696 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 2696 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 2696 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 2696 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe
PID 2696 wrote to memory of 2792 N/A C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe

Processes

C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e58dd8f61151a54bfa678ddf428009e4_JaffaCakes118.exe"

C:\Windows\SysWOW64\reg.exe

"C:\Windows\System32\reg.exe" ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "Windows Update" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe" /f

C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe

"C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"

C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe

"C:\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe"

C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe

"C:\Users\Admin\AppData\Roaming\7D57AD13E21.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 sunray1975.zapto.org udp

Files

memory/2124-0-0x00000000003A0000-0x00000000003A1000-memory.dmp

memory/2124-1-0x0000000000400000-0x0000000000601000-memory.dmp

\Users\Admin\AppData\Roaming\7D57AD13E21.exe

MD5 eed15422edc954ce5024b531cb32716b
SHA1 2b0c73bffa73cef621398797465cd1251a136f0f
SHA256 857ca32f0bd6b38993cdd091d12f9f07af2794fbca6a7779a815328469890671
SHA512 e2743353503de81cf0f55ffb34889ab62b3da7ce9691a3693110bd2b0043bd47cc04680110939740e538a3b23a0e0d7a621db7b21bf3f4a9317ee868ca26f2be

memory/2124-12-0x0000000000400000-0x0000000000601000-memory.dmp

memory/2696-13-0x00000000001B0000-0x00000000001B1000-memory.dmp

\Users\Admin\AppData\Roaming\Scegli_nome_allegato.exe

MD5 a2f259ceb892d3b0d1d121997c8927e3
SHA1 6e0a7239822b8d365d690a314f231286355f6cc6
SHA256 ab01a333f38605cbcebd80e0a84ffae2803a9b4f6bebb1e9f773e949a87cb420
SHA512 5ae1b60390c94c9e79d3b500a55b775d82556e599963d533170b9f35ad5cfa2df1b7d24de1890acf8e1e2c356830396091d46632dbc6ee43a7d042d4facb5dad

memory/2124-19-0x0000000000400000-0x0000000000601000-memory.dmp

memory/2828-21-0x0000000000230000-0x0000000000231000-memory.dmp

memory/2828-24-0x0000000000270000-0x0000000000271000-memory.dmp

memory/2696-40-0x0000000000400000-0x0000000000601000-memory.dmp

memory/2828-41-0x0000000000400000-0x00000000004FB000-memory.dmp

memory/2696-42-0x0000000000400000-0x0000000000601000-memory.dmp

memory/2696-50-0x0000000000400000-0x0000000000601000-memory.dmp

memory/2792-52-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/2792-49-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/2792-47-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2792-45-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/2792-53-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/2792-56-0x0000000000330000-0x0000000000331000-memory.dmp

memory/2792-55-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/2828-54-0x0000000000230000-0x0000000000231000-memory.dmp

memory/2792-58-0x0000000000400000-0x00000000004A6000-memory.dmp

memory/2792-61-0x0000000000330000-0x0000000000331000-memory.dmp