Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2024 11:56
Static task
static1
Behavioral task
behavioral1
Sample
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe
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Size
507KB
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MD5
04fbd3307b19c80a10503643a249aab9
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SHA1
87975712b67d94cffd538c577db637e033d54223
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SHA256
ced91b0b65e08e9ace9d074af2abce84acafc42f69ce1e9905f08a6d85cb6b8b
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SHA512
7f23aca4d6ee895836c22ec3671a1f1617cf583cc93f5a7c2808ff1d3a53f325898db358fd4369f1e1e6d87d1d622b1833349d221a4cc279c31f54069993a570
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SSDEEP
12288:kt7WyuqDnhdETTtplYjEELNxMd9/rFf8OqAtPkSBY6:iqeTEFplYgKNSrFfWgP5BY
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.topfrozenfoodbrand.com - Port:
587 - Username:
compra@topfrozenfoodbrand.com - Password:
Everest10purch - Email To:
purchase@topfrozenfoodbrand.com
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4492-12-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Drops file in Drivers directory 1 IoCs
Processes:
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exedescription pid process target process PID 1264 set thread context of 4492 1264 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1248 4492 WerFault.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exepid process 4492 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 4492 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exedescription pid process Token: SeDebugPrivilege 4492 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exedescription pid process target process PID 1264 wrote to memory of 4492 1264 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe PID 1264 wrote to memory of 4492 1264 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe PID 1264 wrote to memory of 4492 1264 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe PID 1264 wrote to memory of 4492 1264 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe PID 1264 wrote to memory of 4492 1264 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe PID 1264 wrote to memory of 4492 1264 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe PID 1264 wrote to memory of 4492 1264 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe PID 1264 wrote to memory of 4492 1264 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe -
outlook_office_path 1 IoCs
Processes:
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe -
outlook_win_path 1 IoCs
Processes:
04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4492 -s 15643⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4492 -ip 44921⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\04fbd3307b19c80a10503643a249aab9_JaffaCakes118.exe.logFilesize
1KB
MD529e778404005c40e2a9d177ebd2a5243
SHA1e65811e2c5c670a75dca15a3f19812639ff1953c
SHA2569f0e578b7ecdbab4ae321464f76dd43ac1f7c82c1e170fd95720f8620910aeda
SHA512e74cf55debf51d4141a4b3c81d3f7e6abe9cd267db023bd70d3f2bb2c7560c14aab063eb35c9bac5ecab4d050a251cd93b8e693157ca2e50f67d225539ce9426
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memory/1264-10-0x0000000006E50000-0x0000000006EEC000-memory.dmpFilesize
624KB
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memory/1264-3-0x0000000005770000-0x00000000058F6000-memory.dmpFilesize
1.5MB
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memory/1264-11-0x0000000006F50000-0x0000000006FB0000-memory.dmpFilesize
384KB
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memory/1264-4-0x0000000005900000-0x0000000005992000-memory.dmpFilesize
584KB
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memory/1264-5-0x0000000005650000-0x0000000005660000-memory.dmpFilesize
64KB
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memory/1264-6-0x0000000005750000-0x000000000575A000-memory.dmpFilesize
40KB
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memory/1264-7-0x0000000005B80000-0x0000000005B8A000-memory.dmpFilesize
40KB
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memory/1264-8-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/1264-1-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/1264-0-0x0000000000BE0000-0x0000000000C64000-memory.dmpFilesize
528KB
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memory/1264-15-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/1264-2-0x0000000005B90000-0x0000000006134000-memory.dmpFilesize
5.6MB
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memory/1264-9-0x0000000005650000-0x0000000005660000-memory.dmpFilesize
64KB
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memory/4492-24-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/4492-16-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/4492-17-0x0000000005660000-0x0000000005670000-memory.dmpFilesize
64KB
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memory/4492-18-0x0000000005910000-0x0000000005928000-memory.dmpFilesize
96KB
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memory/4492-19-0x0000000006560000-0x00000000065C6000-memory.dmpFilesize
408KB
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memory/4492-20-0x0000000074B80000-0x0000000075330000-memory.dmpFilesize
7.7MB
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memory/4492-21-0x0000000005660000-0x0000000005670000-memory.dmpFilesize
64KB
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memory/4492-23-0x0000000006780000-0x00000000067D0000-memory.dmpFilesize
320KB
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memory/4492-12-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB