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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
12/08/2024, 04:07
Behavioral task
behavioral1
Sample
8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe
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Size
28KB
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MD5
8d40a1455c58e3697688fbbca771e9d6
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SHA1
e72acc2c65a087877337e8f0eb4860a0a60d1960
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SHA256
dc89b82e0dac14f3b96d894f476439d2e20394391fd647b97f51b1e362d2b694
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SHA512
acf519774cff6835d248e456dc361eec312874d77b941f18005fe708fcd648ba7c2b3b3bb339ed282e0b5830f4fbdc2c4d114aebfacc15bfe40f5a294efabcfe
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNpA/D:Dv8IRRdsxq1DjJcqftD
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3528 services.exe -
resource yara_rule behavioral2/memory/4996-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x00080000000234d4-4.dat upx behavioral2/memory/3528-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4996-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3528-14-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3528-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3528-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3528-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3528-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3528-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3528-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3528-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4996-47-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3528-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0006000000016938-58.dat upx behavioral2/memory/4996-110-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3528-111-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4996-154-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3528-155-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4996-158-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3528-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4996-160-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3528-161-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4996-171-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3528-172-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe File opened for modification C:\Windows\java.exe 8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe File created C:\Windows\java.exe 8d40a1455c58e3697688fbbca771e9d6_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 8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4996 wrote to memory of 3528 4996 8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe 84 PID 4996 wrote to memory of 3528 4996 8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe 84 PID 4996 wrote to memory of 3528 4996 8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8d40a1455c58e3697688fbbca771e9d6_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4996 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:3528
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD59954ff081260c1b50727107f33035e7c
SHA18959a54c5780d905c12bd0b18cc2de0cd5e7ce74
SHA256c4bfc185ae35656f2209c8530f67056ecb557833ccbf0e8a06228422c359d59c
SHA51222e0a22a1632539c895cc3fd48f880e453de81de33ac93bbea26ee3a2fec413bdfb89c48de387adcb1c22260865e16c32cad2c13b1bdd08f2225cbd8d7593679
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Filesize
1KB
MD55cb1847adb51877736d3f55ba9b844e7
SHA12247a0110ff027d55c37d09d5eb2d5c16b7e4926
SHA256c65bf7f90dc0b337c5fe3faaab1f5a7f35d0c073b8cc29185781e98ba96b440c
SHA512335773c19795178c92538a9e77e94cd0c7b44269469635c050d009e1f2654119506121fcab2d94c5705b986baedc469ae315794ccb3452d21ee3321e05fd20e6
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Filesize
1KB
MD54230e97ceba70001dd321904a2502412
SHA1850d432146eba6f25a4878421c46deef100f3e65
SHA256a1486fdaa73bdc4a93f78e1626bdb970bcbc1d1967e7eeec0d577ad61f8ee994
SHA5129d0560715cf60a0d6dad9c63fdc4935d1e3b1fc35e1efd8c8c24f2955b58172a149c518c01f9d45dee16fe177648b2d27efa5fef0191d59787ff6f103731156c
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Filesize
1KB
MD59b5f9968abff41fe989f4b82a121d992
SHA1bf774c195c462e33a7f186981e6179359fb0aad1
SHA25640dd0e8d531f39fac8160ca18f125f5d74b6586211c0bc0bb8283ff7754cf668
SHA51211f905fe3e63a137f15deff9fc7e07b0860bc853966473ce5c3043955cc86cd78d2d9b165b17bad6c0a8b19a06c6c7801a0a07a6bf31130db17dedd975d0d502
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2