Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02-01-2025 01:31
Behavioral task
behavioral1
Sample
JaffaCakes118_61d9b4607c557781945b2b178377765e.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_61d9b4607c557781945b2b178377765e.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_61d9b4607c557781945b2b178377765e.exe
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Size
28KB
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MD5
61d9b4607c557781945b2b178377765e
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SHA1
80db34d72e291b398d4c31087df0b60aeb11c66d
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SHA256
afb39c71891ec5ee739466db3222d70cd93f36e8a282e40bc8516b5e479f9153
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SHA512
144d907d66d7e624e706e562255cafd9d8a1c00180ee803fb2c35ab5780e9b01ff92660176fbed5f10853ad1f366d66f7d497e6cc6986ca17203aac479c82fcf
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNmp7iP:Dv8IRRdsxq1DjJcqfJp7iP
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/4028-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4028-49-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4028-51-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4028-128-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4028-157-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4028-164-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4840 services.exe -
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" JaffaCakes118_61d9b4607c557781945b2b178377765e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4028-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4840-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0008000000023ca7-4.dat upx behavioral2/memory/4028-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4840-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4028-49-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4840-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4028-51-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4840-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000707-57.dat upx behavioral2/memory/4028-128-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4840-129-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4028-157-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4840-158-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-160-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4028-164-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4840-165-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_61d9b4607c557781945b2b178377765e.exe File opened for modification C:\Windows\java.exe JaffaCakes118_61d9b4607c557781945b2b178377765e.exe File created C:\Windows\java.exe JaffaCakes118_61d9b4607c557781945b2b178377765e.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 JaffaCakes118_61d9b4607c557781945b2b178377765e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4028 wrote to memory of 4840 4028 JaffaCakes118_61d9b4607c557781945b2b178377765e.exe 83 PID 4028 wrote to memory of 4840 4028 JaffaCakes118_61d9b4607c557781945b2b178377765e.exe 83 PID 4028 wrote to memory of 4840 4028 JaffaCakes118_61d9b4607c557781945b2b178377765e.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61d9b4607c557781945b2b178377765e.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61d9b4607c557781945b2b178377765e.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4028 -
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:4840
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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
1KB
MD52242c7f09c35cc89e12cae2949ddc778
SHA1194ad4dee3a43269ac7d2f58a51b0af268374510
SHA256a9cdf8439a63245ab732cc93994ce571a9cd9a3649db36ac39abf47091c5db53
SHA512eb60f56d215d7ae9567f0997d9571ebf5edb7927dfe23841cb973e3988159a225e7ed91077b2a021133d88358614c44482e5981d00d055f997845e052706ace0
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Filesize
28KB
MD5e58b51945c3996b3fbdb4dcbf5e951d3
SHA1e9545fdf2eb47bc407142ef18489bfe273e963a0
SHA2565d50f5d50f48e8f7de4d4be0d684284b3bfb7dfa0b6502e491e80e4105361636
SHA5125e183a84389a903f1f958b82aa4494db107e85d09f9d19cfc932852c9c632eea7707286ff18a47ab38c8238c609e93af26f987140e09d9fbf6c61295f9250046
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Filesize
1KB
MD53a3f8fd6d6f57faf95fc2b7335080fe2
SHA1b865e5d62d8278dd8f6b5287689cdab016c8ded4
SHA256d3954618b03bae10b9b925b72a5897f2c8e29f5bab14d5cbbcbfd8f0a66b4d42
SHA51232d46fa9583006ffed9c07fb8276116f4977c1fe92305c9a9cb271e2ba7a82e9685969af50fc9af9dc4c69131150ae5b236c185eb1893ca78309297a693c42d0
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Filesize
1KB
MD5ee70ff7209646d3c2a53ea788a14d9a8
SHA1ffd438fb7fbb206c8a2a59de8924ff282f7d5a19
SHA2560f54aef1bff899cfcd76bbacd4ba714b9c1c3771783791d912508b030f8dda24
SHA51281dc59e51d25869c1402492c592ada8e49682fb60796dd70ed8cd835fe8dd4127f59a340a6b6b0dfc0de09887f7195c148c12f81c05b3b2bf943a79fa9e965d8
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Filesize
1KB
MD5b7ec54b44fdd407319a61f6fec61341c
SHA1b84b3fbed7ffa8ac00cc279b2c17bd332837b75c
SHA2568196f312912bd119771eda70df3662dae4e11e9ca1a31d62ac06af72fed85595
SHA512c3b2bcd79e2c185510a4c0ffdb32cb618bd68f4af56bddf65e309b3a3d23ed33611728b811b38b67c95b70537a4ecfa416b45404abd103eb46d4d52c41a7320f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2