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Analysis
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max time kernel
149s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13/09/2024, 02:32
Static task
static1
Behavioral task
behavioral1
Sample
dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe
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Size
495KB
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MD5
dd7dbdcfa4527f673778e060008e50dd
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SHA1
ac088b0517f68e3976e170c50099e3e8ba689a7d
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SHA256
9c806794593cfa49e0aabb944f53927de4e34b581e5d9bec8647e418d3b28307
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SHA512
9497a0921ee0a3e072731ac932c37efd57888e2818ac3c1e03d01615396f884acdf71c6e728a2333d1b7fe67feee14ca7369b521f196f105825154867fef3dce
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SSDEEP
6144:ZjsDJiFaGYb6lfuNS7ppZFQGWmw/P0H1g0dYT2cPgOILG3rX0BdeoEfti:ZjeUrHfn7pTNWmE70LcBIkIdeR1i
Malware Config
Extracted
njrat
190.213.72.103:5005
8598e9fde4
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reg_key
8598e9fde4
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splitter
@!#&^%$
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdate = "C:\\Users\\Admin\\AppData\\Roaming\\dlp\\dhl.exe" powershell.exe -
pid Process 2728 powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4612 set thread context of 3564 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 96 -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\CID\{64006400-7500-6F00-4600-2F0071004800} dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\CID\{64006400-7500-6F00-4600-2F0071004800}\1 = "YzRg1gYaDpYIKTqefE3wTuYvzIt68Ygl8HEGfQxDwiLZz++Vi6yNVB2N3xS3Ig6wPUhq4pvDU5tytinSTAcDg/TYqceTvj6Vb0SRSk31yhsRJBU1wbBTobOwKjBudlUbQ+pTIlUd0y5DNYDSs3GcGcPqKX51pdmy+bV9sL5DcoQ7M4YAIjsOIUqRlRHrDUIz" dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\CID\{75004600-7300-4B00-3400-490061006700} dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\CID dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\CID\{75004600-7300-4B00-3400-490061006700}\1 = "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" dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe -
NTFS ADS 6 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp:{75004600-7300-4B00-3400-490061006700} dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe File created C:\Users\Admin\Documents\My Music:{75004600-7300-4B00-3400-490061006700} dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe File created C:\PerfLogs:{75004600-7300-4B00-3400-490061006700} dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe File created C:\Users\Admin\AppData\Local\Temp:{64006400-7500-6F00-4600-2F0071004800} dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe File created C:\Users\Admin\Documents\My Music:{64006400-7500-6F00-4600-2F0071004800} dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe File created C:\PerfLogs:{64006400-7500-6F00-4600-2F0071004800} dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 2728 powershell.exe 2728 powershell.exe -
Suspicious use of AdjustPrivilegeToken 31 IoCs
description pid Process Token: SeDebugPrivilege 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe Token: SeDebugPrivilege 2728 powershell.exe Token: SeDebugPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe Token: 33 3564 RegAsm.exe Token: SeIncBasePriorityPrivilege 3564 RegAsm.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4612 wrote to memory of 2728 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 93 PID 4612 wrote to memory of 2728 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 93 PID 4612 wrote to memory of 2728 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 93 PID 4612 wrote to memory of 1992 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 95 PID 4612 wrote to memory of 1992 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 95 PID 4612 wrote to memory of 1992 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 95 PID 4612 wrote to memory of 3564 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 96 PID 4612 wrote to memory of 3564 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 96 PID 4612 wrote to memory of 3564 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 96 PID 4612 wrote to memory of 3564 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 96 PID 4612 wrote to memory of 3564 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 96 PID 4612 wrote to memory of 3564 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 96 PID 4612 wrote to memory of 3564 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 96 PID 4612 wrote to memory of 3564 4612 dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\dd7dbdcfa4527f673778e060008e50dd_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4612 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'winupdate';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'winupdate' -Value '"C:\Users\Admin\AppData\Roaming\dlp\dhl.exe"' -PropertyType 'String'2⤵
- Adds Run key to start application
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2728
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:1992
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3564
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82