Analysis
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max time kernel
139s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29-03-2024 00:40
Static task
static1
Behavioral task
behavioral1
Sample
141c83addbfb33e4869c7f7a384ac0d5_JaffaCakes118.vbs
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
141c83addbfb33e4869c7f7a384ac0d5_JaffaCakes118.vbs
Resource
win10v2004-20240226-en
General
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Target
141c83addbfb33e4869c7f7a384ac0d5_JaffaCakes118.vbs
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Size
963KB
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MD5
141c83addbfb33e4869c7f7a384ac0d5
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SHA1
1c413434a2d683dd6ab06c2b0b95eea58639731c
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SHA256
cd3bb572b0caf1a700c8c68c6d2638680345ec0f87fbe8024b60d3e405d6561d
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SHA512
132360f7fd7a6cf75791dd9787ecc65204f4066f20e3995300ee654f30a1b9a14f694b11b553c04eae906e15b64364df76b62be69009767761d1798ec06ecc18
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SSDEEP
12288:KoUOHKWg5pj3lnY0hES5k79BA95e0Mp6IFsgJinHI0:Kovqj60hqDAK0rImgJino0
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.sharpn.com - Port:
587 - Username:
[email protected] - Password:
)^$(6$n3eSDoq@@##$$###
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/1052-23-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
WScript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation WScript.exe -
Executes dropped EXE 2 IoCs
Processes:
anyname.exeanyname.exepid process 4940 anyname.exe 1052 anyname.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:
anyname.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 anyname.exe Key opened \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 anyname.exe Key opened \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 anyname.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
anyname.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\jNnIJrO = "C:\\Users\\Admin\\AppData\\Roaming\\jNnIJrO\\jNnIJrO.exe" anyname.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
anyname.exedescription pid process target process PID 4940 set thread context of 1052 4940 anyname.exe anyname.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
anyname.exepid process 1052 anyname.exe 1052 anyname.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
anyname.exedescription pid process Token: SeDebugPrivilege 1052 anyname.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
anyname.exepid process 1052 anyname.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
WScript.exeanyname.exedescription pid process target process PID 1788 wrote to memory of 4940 1788 WScript.exe anyname.exe PID 1788 wrote to memory of 4940 1788 WScript.exe anyname.exe PID 1788 wrote to memory of 4940 1788 WScript.exe anyname.exe PID 4940 wrote to memory of 1052 4940 anyname.exe anyname.exe PID 4940 wrote to memory of 1052 4940 anyname.exe anyname.exe PID 4940 wrote to memory of 1052 4940 anyname.exe anyname.exe PID 4940 wrote to memory of 1052 4940 anyname.exe anyname.exe PID 4940 wrote to memory of 1052 4940 anyname.exe anyname.exe PID 4940 wrote to memory of 1052 4940 anyname.exe anyname.exe PID 4940 wrote to memory of 1052 4940 anyname.exe anyname.exe PID 4940 wrote to memory of 1052 4940 anyname.exe anyname.exe -
outlook_office_path 1 IoCs
Processes:
anyname.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 anyname.exe -
outlook_win_path 1 IoCs
Processes:
anyname.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 anyname.exe
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\141c83addbfb33e4869c7f7a384ac0d5_JaffaCakes118.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\anyname.exe"C:\Users\Admin\AppData\Local\Temp\anyname.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\anyname.exe"{path}"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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\anyname.exe.logFilesize
1KB
MD584e77a587d94307c0ac1357eb4d3d46f
SHA183cc900f9401f43d181207d64c5adba7a85edc1e
SHA256e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99
SHA512aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691
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C:\Users\Admin\AppData\Local\Temp\anyname.exeFilesize
722KB
MD520efe991d2838b9ea3e9834e901e733a
SHA117c6a58b053b1aaff1d663b0f0f5269f3a655540
SHA2566c789efcd060587de251a017e99688919c8ae62e8ca87cb599694b77a3e5742e
SHA512594f03ba696620dd41267ac2e37385b219696317b30d263ccebeb22f25057e26f80b38ca99688c0f633af53abf1ff585044ef29ca5c5758a066fbba2f65546d2
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memory/1052-23-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1052-38-0x0000000005AE0000-0x0000000005AF0000-memory.dmpFilesize
64KB
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memory/1052-37-0x0000000005AE0000-0x0000000005AF0000-memory.dmpFilesize
64KB
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memory/1052-36-0x00000000069F0000-0x0000000006A40000-memory.dmpFilesize
320KB
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memory/1052-35-0x0000000005AE0000-0x0000000005AF0000-memory.dmpFilesize
64KB
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memory/1052-34-0x0000000075290000-0x0000000075A40000-memory.dmpFilesize
7.7MB
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memory/1052-31-0x0000000005DA0000-0x0000000005E06000-memory.dmpFilesize
408KB
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memory/1052-30-0x0000000005B10000-0x0000000005B28000-memory.dmpFilesize
96KB
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memory/1052-29-0x0000000005AE0000-0x0000000005AF0000-memory.dmpFilesize
64KB
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memory/1052-28-0x0000000075290000-0x0000000075A40000-memory.dmpFilesize
7.7MB
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memory/4940-16-0x0000000005660000-0x0000000005670000-memory.dmpFilesize
64KB
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memory/4940-22-0x0000000006C70000-0x0000000006CAC000-memory.dmpFilesize
240KB
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memory/4940-21-0x0000000006BF0000-0x0000000006C76000-memory.dmpFilesize
536KB
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memory/4940-20-0x0000000005660000-0x0000000005670000-memory.dmpFilesize
64KB
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memory/4940-27-0x0000000075290000-0x0000000075A40000-memory.dmpFilesize
7.7MB
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memory/4940-19-0x0000000075290000-0x0000000075A40000-memory.dmpFilesize
7.7MB
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memory/4940-18-0x0000000002C80000-0x0000000002C94000-memory.dmpFilesize
80KB
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memory/4940-17-0x00000000054A0000-0x00000000054AA000-memory.dmpFilesize
40KB
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memory/4940-15-0x00000000054F0000-0x000000000558C000-memory.dmpFilesize
624KB
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memory/4940-14-0x0000000005400000-0x0000000005492000-memory.dmpFilesize
584KB
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memory/4940-13-0x0000000005AA0000-0x0000000006044000-memory.dmpFilesize
5.6MB
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memory/4940-12-0x0000000075290000-0x0000000075A40000-memory.dmpFilesize
7.7MB
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memory/4940-11-0x0000000000950000-0x0000000000A0A000-memory.dmpFilesize
744KB