Malware Analysis Report

2024-07-28 11:15

Sample ID 240613-2gn6katajb
Target a6e823a5b373c89d5b5a0dc239b56bd9_JaffaCakes118
SHA256 3d1d3c576e778ffa4f35de33693c32e6802f2a362ec953efaa2ed6c02c7052e5
Tags
agenttesla collection keylogger spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

3d1d3c576e778ffa4f35de33693c32e6802f2a362ec953efaa2ed6c02c7052e5

Threat Level: Known bad

The file a6e823a5b373c89d5b5a0dc239b56bd9_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

agenttesla collection keylogger spyware stealer trojan

AgentTesla

AgentTesla payload

Checks computer location settings

Reads WinSCP keys stored on the system

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

outlook_win_path

outlook_office_path

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Scheduled Task/Job
T1053
Persistence
TA0003
Scheduled Task/Job
T1053
Privilege Escalation
TA0004
Scheduled Task/Job
T1053
Defense Evasion
TA0005
Credential Access
TA0006
Unsecured Credentials
T1552
Credentials In Files
T1552.001
Credentials in Registry
T1552.002
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Data from Local System
T1005
Email Collection
T1114
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-13 22:33

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 22:33

Reported

2024-06-13 22:35

Platform

win7-20240508-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

AgentTesla payload

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

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1944 set thread context of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe

Enumerates physical storage devices

Creates scheduled task(s)

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1944 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Windows\SysWOW64\schtasks.exe
PID 1944 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Windows\SysWOW64\schtasks.exe
PID 1944 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Windows\SysWOW64\schtasks.exe
PID 1944 wrote to memory of 2812 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Windows\SysWOW64\schtasks.exe
PID 1944 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 1944 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 1944 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 1944 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 1944 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 1944 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 1944 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 1944 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 1944 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe

"C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pQeazPavHGaD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBC5D.tmp"

C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe

"{path}"

Network

N/A

Files

memory/1944-0-0x00000000748DE000-0x00000000748DF000-memory.dmp

memory/1944-1-0x0000000000020000-0x000000000009C000-memory.dmp

memory/1944-2-0x0000000000470000-0x000000000047A000-memory.dmp

memory/1944-3-0x00000000748DE000-0x00000000748DF000-memory.dmp

memory/1944-4-0x00000000748D0000-0x0000000074FBE000-memory.dmp

memory/1944-5-0x0000000001F80000-0x0000000001FD4000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpBC5D.tmp

MD5 cde6790794e7df4d48945c896beaab08
SHA1 76a13928569774632b6016fcbdf3af1c81eab3a8
SHA256 f061496d7b39114f5f8b1c907b92da979fd0fba0625f60eecb719a4692a18d42
SHA512 09eb68b04a77bebc67ecb473272980c6b8583d879009b39be11121f7281f820e8f83dd7a5da6fc64aa2bbd422132a9314dae22d547de570b0eadc6a4d04cf88b

memory/2672-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2672-19-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2672-17-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2672-15-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2672-9-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2672-12-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2672-11-0x0000000000400000-0x000000000044C000-memory.dmp

memory/2672-10-0x0000000000400000-0x000000000044C000-memory.dmp

memory/1944-20-0x00000000748D0000-0x0000000074FBE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 22:33

Reported

2024-06-13 22:35

Platform

win10v2004-20240508-en

Max time kernel

100s

Max time network

84s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

AgentTesla payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3528 set thread context of 2280 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe

Enumerates physical storage devices

Creates scheduled task(s)

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3528 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Windows\SysWOW64\schtasks.exe
PID 3528 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Windows\SysWOW64\schtasks.exe
PID 3528 wrote to memory of 3004 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Windows\SysWOW64\schtasks.exe
PID 3528 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 632 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe
PID 3528 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe

"C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pQeazPavHGaD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE7B0.tmp"

C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe

"{path}"

C:\Users\Admin\AppData\Local\Temp\1nkjH2Sua25O2db.exe

"{path}"

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 triathlon-batteries-uk.com udp

Files

memory/3528-0-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/3528-1-0x0000000000190000-0x000000000020C000-memory.dmp

memory/3528-2-0x0000000005000000-0x00000000055A4000-memory.dmp

memory/3528-3-0x0000000004AF0000-0x0000000004B82000-memory.dmp

memory/3528-4-0x0000000004C30000-0x0000000004CCC000-memory.dmp

memory/3528-5-0x0000000004A50000-0x0000000004A5A000-memory.dmp

memory/3528-6-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/3528-7-0x0000000005890000-0x00000000058E4000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpE7B0.tmp

MD5 2bbde5fa9c70e9577c2225f0143c27bc
SHA1 1164a356af21c78f4c4c11911308fd9e31617131
SHA256 03e1e0acc184ac69b78dffea6745eeb61857a7fca1ab26df942a31c921ab3e4a
SHA512 bde40a9de993ee50f1f9ea49696beff674e0eb2574273fd9c990d3cd0ff9859189a2fa003e58adc29c107bc74fd3941ea25c0bf83e7e7389aa69469949e55170

memory/2280-11-0x0000000000400000-0x000000000044C000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\1nkjH2Sua25O2db.exe.log

MD5 76ffb2f33cb32ade8fc862a67599e9d8
SHA1 920cc4ab75b36d2f9f6e979b74db568973c49130
SHA256 f1a3724670e3379318ec9c73f6f39058cab0ab013ba3cd90c047c3d701362310
SHA512 f33502c2e1bb30c05359bfc6819ca934642a1e01874e3060349127d792694d56ad22fccd6c9477b8ee50d66db35785779324273f509576b48b7f85577e001b4e

memory/3528-14-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/2280-15-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp

memory/2280-16-0x0000000005770000-0x0000000005788000-memory.dmp

memory/2280-17-0x00000000059B0000-0x0000000005A16000-memory.dmp

memory/2280-18-0x0000000006AA0000-0x0000000006AF0000-memory.dmp

memory/2280-19-0x0000000007130000-0x000000000713A000-memory.dmp

memory/2280-20-0x00007FFC28E70000-0x00007FFC29065000-memory.dmp