Analysis
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max time kernel
140s -
max time network
62s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
22-09-2024 15:01
Static task
static1
Behavioral task
behavioral1
Sample
f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe
Resource
win10v2004-20240910-en
General
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Target
f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe
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Size
274KB
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MD5
f24074e1393d92483c661b00768dfc67
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SHA1
8ab5b2513334d385813e49a2805199dcd22557d1
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SHA256
b657ca881425c85f91bd8b21a61c1743234db6dc15ee7a4d080dd0ad709c1f20
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SHA512
5cb952630e4dfed98afd2164d05fd22a35475ba1f309290c8d04c9bc8c4bda85dcd1c4f1a0fe2b7715a4cbeba34531065dfa898fa17f4c6bdca0e72e6ef15247
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SSDEEP
6144:lu0qO0gI48yHKPPLWU9tVYRhJdNVauKU7bs2hT9jE:bqOe8HhGfkJPV1KU7d
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\5046A\\15ED3.exe" f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe -
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Executes dropped EXE 1 IoCs
pid Process 2372 F41F.tmp -
Loads dropped DLL 2 IoCs
pid Process 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 1464 f24074e1393d92483c661b00768dfc67_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 web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral1/memory/1464-2-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral1/memory/2180-12-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral1/memory/2180-13-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral1/memory/2180-15-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral1/memory/1464-16-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral1/memory/1464-83-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral1/memory/1744-86-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral1/memory/1464-163-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral1/memory/1464-165-0x0000000000400000-0x00000000004A8000-memory.dmp upx -
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Internet Explorer\D3A5\F41F.tmp f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 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 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language F41F.tmp -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1464 wrote to memory of 2180 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 30 PID 1464 wrote to memory of 2180 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 30 PID 1464 wrote to memory of 2180 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 30 PID 1464 wrote to memory of 2180 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 30 PID 1464 wrote to memory of 1744 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 32 PID 1464 wrote to memory of 1744 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 32 PID 1464 wrote to memory of 1744 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 32 PID 1464 wrote to memory of 1744 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 32 PID 1464 wrote to memory of 2372 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 33 PID 1464 wrote to memory of 2372 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 33 PID 1464 wrote to memory of 2372 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 33 PID 1464 wrote to memory of 2372 1464 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1464 -
C:\Users\Admin\AppData\Local\Temp\f24074e1393d92483c661b00768dfc67_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe startC:\Program Files (x86)\Internet Explorer\D3A5\62A.exe%C:\Program Files (x86)\Internet Explorer\D3A52⤵
- System Location Discovery: System Language Discovery
PID:2180
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C:\Users\Admin\AppData\Local\Temp\f24074e1393d92483c661b00768dfc67_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe startC:\Program Files (x86)\6AA6D\lvvm.exe%C:\Program Files (x86)\6AA6D2⤵
- System Location Discovery: System Language Discovery
PID:1744
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C:\Program Files (x86)\Internet Explorer\D3A5\F41F.tmp"C:\Program Files (x86)\Internet Explorer\D3A5\F41F.tmp"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2372
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5907ab630db0cedaad484ae9a3d409c34
SHA1ea879ea3a45927dbe2eb162d331781b7cfffa948
SHA2565c61e2dab5800269036d08208c9e6bcafcddaf21186e26d9b9315881da2e94ed
SHA5126aea0f98f8c0b42fb5f99d5064d338b74a8535a6af3b3323b0959f2d6e9b7a01933b8b1c49b9e8d015b29322315002fe42c8fc543ac03b9c148af50e78b01156
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Filesize
600B
MD54f0bd5dc3578a8b1a75f16e89102c976
SHA176e03d44aa68a9d8bc2433d64585262320d49b38
SHA256759c416d3bcda933bf3cfd3f8a8781bc9705a3d9c5b5af5f12899eff894e2b27
SHA5126c25176457090b604c07b77843c53288412c6ac8a45e4cd1d1ce2d5f005e9ff1ecfb2c112cb083fbf44e772aa8076509e48a6767e8e41f0f8fa8154f9d0e1505
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Filesize
996B
MD5bfca184d5b8ffc2554afa5eca3c5da75
SHA151926ea96f5a4237ba0a61b69fd0c91ffe7d39a7
SHA2566a658c40582035195f4533bc162a51946fc779bfdf3cfc886e3e74361a831cda
SHA5126cc9e29b8f3438cf31b119ed98b9a6880cd34c285b6e87d6d7637e6d4cd0725e2ce5846e091a86297b7188e122f2049ef9c839b808956d68a87f1029cf24c0dc
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Filesize
102KB
MD501daef5f17f918da80fad0ae7f3cc302
SHA1d6b838c8be6e42fdd475fce71f5e20ff3dd15bed
SHA256b381f381fc5db03a32e60adbd5aad16e6923aa76264d2c1d96d876d43d599eaa
SHA512730f1bb381448a9f6b32204e359d74ebbd0da8529353ec7a6a220265bfab8d1537f85bb828fd4c2c0fac5bcc002c3ddcae27ad587686fc5f0a90e2654db8e8db