Analysis
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max time kernel
140s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-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-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\279A0\\62ED3.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 4864 5A6F.tmp -
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 behavioral2/memory/2960-2-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral2/memory/3156-12-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral2/memory/3156-13-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral2/memory/3156-14-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral2/memory/2960-46-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral2/memory/2960-107-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral2/memory/3492-109-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral2/memory/3492-111-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral2/memory/2960-178-0x0000000000400000-0x00000000004A8000-memory.dmp upx behavioral2/memory/2960-181-0x0000000000400000-0x00000000004A8000-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\D3A2\5A6F.tmp f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 5A6F.tmp -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2960 wrote to memory of 3156 2960 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 87 PID 2960 wrote to memory of 3156 2960 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 87 PID 2960 wrote to memory of 3156 2960 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 87 PID 2960 wrote to memory of 3492 2960 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 94 PID 2960 wrote to memory of 3492 2960 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 94 PID 2960 wrote to memory of 3492 2960 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 94 PID 2960 wrote to memory of 4864 2960 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 97 PID 2960 wrote to memory of 4864 2960 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 97 PID 2960 wrote to memory of 4864 2960 f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe 97
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
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2960 -
C:\Users\Admin\AppData\Local\Temp\f24074e1393d92483c661b00768dfc67_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\f24074e1393d92483c661b00768dfc67_JaffaCakes118.exe startC:\Program Files (x86)\Internet Explorer\D3A2\1F6.exe%C:\Program Files (x86)\Internet Explorer\D3A22⤵PID:3156
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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)\A0D0B\lvvm.exe%C:\Program Files (x86)\A0D0B2⤵PID:3492
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C:\Program Files (x86)\Internet Explorer\D3A2\5A6F.tmp"C:\Program Files (x86)\Internet Explorer\D3A2\5A6F.tmp"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4864
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
102KB
MD501daef5f17f918da80fad0ae7f3cc302
SHA1d6b838c8be6e42fdd475fce71f5e20ff3dd15bed
SHA256b381f381fc5db03a32e60adbd5aad16e6923aa76264d2c1d96d876d43d599eaa
SHA512730f1bb381448a9f6b32204e359d74ebbd0da8529353ec7a6a220265bfab8d1537f85bb828fd4c2c0fac5bcc002c3ddcae27ad587686fc5f0a90e2654db8e8db
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Filesize
996B
MD50084638e763345bf5e0012a512e93e9f
SHA12c8ad41652a93a3dddf2793b154aaa7a66ce10bb
SHA256cfc8b623255a9a934c570326d089313ec3f0bb252d2d7b8024c11c853a56a33b
SHA51207ae58289b713f9569814ed4daea54ffb405f65a998aba0223e6c85426664fc15ab15300be7190b44fdd33d870ca5a7df902adc361b100390f3c887b56e0ad30
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Filesize
600B
MD510902152e6d263bb65c786685cd3b42a
SHA1112d5dbd4ff1e2e257bcb13eafa9a2c87f198b90
SHA25665455ae954204d8ef4abf709c657a90a13cd99d3414bb5f068239ff881a20f98
SHA512f83af6b0f4be3a4d30e65a734c3a3310313a381402616be9ddcafa16528c07faca2cdf8e2a514971fefb22b09955270d93ae87e5ec444a792041f1c7d3b3b03d