Analysis
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max time kernel
148s -
max time network
151s -
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 00:06
Static task
static1
Behavioral task
behavioral1
Sample
1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe
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Size
627KB
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MD5
1363b11e2105d3486b2b5e8479c57a12
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SHA1
b9d24a83153aa0af8b1d00214096ddc75d0464e1
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SHA256
1a2283bb101bc94c20d48d0ad06f11ce6cb7d0ad76e117a4176b71900dd4c6b3
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SHA512
ac431b6933b6b46e73e958efed679986df80b8b867536908375b36bef259e4521b6488dea91c30ceb1cfd92b0c26a1f5d044ea4d824eff2eaa3280191575765b
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SSDEEP
12288:6mVMrkaDkW1wpB8faLg2z05c2/3y4hYcCowre+fOPXBDcexQzNkSBx4:WjoWSP/LVy/i4h1hMZfYXB4BzN5Bx4
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
sg2plcpnl0023.prod.sin2.secureserver.net - Port:
587 - Username:
[email protected] - Password:
User@40378
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/2800-11-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Drops file in Drivers directory 1 IoCs
Processes:
RegSvcs.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exedescription pid process target process PID 4028 set thread context of 2800 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exeRegSvcs.exepid process 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe 2800 RegSvcs.exe 2800 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe Token: SeDebugPrivilege 2800 RegSvcs.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exedescription pid process target process PID 4028 wrote to memory of 2792 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2792 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2792 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2800 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2800 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2800 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2800 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2800 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2800 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2800 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe PID 4028 wrote to memory of 2800 4028 1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1363b11e2105d3486b2b5e8479c57a12_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4028 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵PID:2792
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2800
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2800-11-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/2800-23-0x0000000004F10000-0x0000000004F20000-memory.dmpFilesize
64KB
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memory/2800-22-0x0000000006380000-0x00000000063D0000-memory.dmpFilesize
320KB
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memory/2800-20-0x0000000004F10000-0x0000000004F20000-memory.dmpFilesize
64KB
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memory/2800-19-0x0000000074C30000-0x00000000753E0000-memory.dmpFilesize
7.7MB
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memory/2800-17-0x0000000005EC0000-0x0000000005F26000-memory.dmpFilesize
408KB
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memory/2800-16-0x0000000004F30000-0x0000000004F48000-memory.dmpFilesize
96KB
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memory/2800-15-0x0000000004F10000-0x0000000004F20000-memory.dmpFilesize
64KB
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memory/2800-13-0x0000000074C30000-0x00000000753E0000-memory.dmpFilesize
7.7MB
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memory/4028-5-0x0000000004CF0000-0x0000000004CFA000-memory.dmpFilesize
40KB
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memory/4028-10-0x00000000064D0000-0x0000000006554000-memory.dmpFilesize
528KB
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memory/4028-9-0x0000000006330000-0x00000000063CC000-memory.dmpFilesize
624KB
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memory/4028-8-0x0000000004F60000-0x0000000004F70000-memory.dmpFilesize
64KB
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memory/4028-14-0x0000000074C30000-0x00000000753E0000-memory.dmpFilesize
7.7MB
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memory/4028-7-0x0000000074C30000-0x00000000753E0000-memory.dmpFilesize
7.7MB
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memory/4028-6-0x0000000005300000-0x000000000530A000-memory.dmpFilesize
40KB
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memory/4028-0-0x00000000002A0000-0x0000000000344000-memory.dmpFilesize
656KB
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memory/4028-4-0x0000000004F60000-0x0000000004F70000-memory.dmpFilesize
64KB
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memory/4028-3-0x0000000004D60000-0x0000000004DF2000-memory.dmpFilesize
584KB
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memory/4028-2-0x0000000005310000-0x00000000058B4000-memory.dmpFilesize
5.6MB
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memory/4028-1-0x0000000074C30000-0x00000000753E0000-memory.dmpFilesize
7.7MB