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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
21/03/2025, 15:48
Behavioral task
behavioral1
Sample
JaffaCakes118_83d1674609426db2234865a91f4421dc.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_83d1674609426db2234865a91f4421dc.exe
Resource
win10v2004-20250314-en
General
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Target
JaffaCakes118_83d1674609426db2234865a91f4421dc.exe
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Size
28KB
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MD5
83d1674609426db2234865a91f4421dc
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SHA1
75b08edf35c4443247235972b85e1ceef295741f
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SHA256
48cf196cf0934d06c55b4b665674a5e4a445db64c95a2dbb70795046a8c9aa5b
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SHA512
50228cb824310cbeb3810e3a30483dce24c5c7df2f8fe469deb95aa8afe6d49b29c99ea99e929fea2bbdab4448ab312ebff198e07db1ffc10082addec8763566
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN6ClCV:Dv8IRRdsxq1DjJcqfbCle
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/2652-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2652-44-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2652-49-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2652-128-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2652-150-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2652-156-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2652-182-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 5536 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_83d1674609426db2234865a91f4421dc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2652-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x000800000002422e-4.dat upx behavioral2/memory/5536-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2652-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5536-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5536-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5536-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5536-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5536-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5536-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5536-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5536-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2652-44-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5536-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2652-49-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5536-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0013000000024055-60.dat upx behavioral2/memory/2652-128-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5536-129-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2652-150-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5536-151-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5536-155-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2652-156-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5536-157-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2652-182-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/5536-183-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_83d1674609426db2234865a91f4421dc.exe File opened for modification C:\Windows\java.exe JaffaCakes118_83d1674609426db2234865a91f4421dc.exe File created C:\Windows\java.exe JaffaCakes118_83d1674609426db2234865a91f4421dc.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_83d1674609426db2234865a91f4421dc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2652 wrote to memory of 5536 2652 JaffaCakes118_83d1674609426db2234865a91f4421dc.exe 86 PID 2652 wrote to memory of 5536 2652 JaffaCakes118_83d1674609426db2234865a91f4421dc.exe 86 PID 2652 wrote to memory of 5536 2652 JaffaCakes118_83d1674609426db2234865a91f4421dc.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83d1674609426db2234865a91f4421dc.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83d1674609426db2234865a91f4421dc.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2652 -
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:5536
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
304B
MD5267ddfdbb8d492b25de208d84b290f1c
SHA19f57d9f19f25549e1232489a0c101a92e851de2f
SHA256ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586
SHA5120709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3
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Filesize
28KB
MD5491967ccd54f5bb564d4732116512518
SHA1c73e3da83a849ab9eb7598c5dd76e9b495c1be00
SHA256765e6ac10cdafc7b5378c0c8ac80f8302f595509a719f3247d68a400fac58f5e
SHA512777591111827c8a4c4a9afa9df2425e1739aba8260df0a652c665101ff5e99bbca9c0093ebd857b0f8749dfe45f0ec95daaa8ceb8a682b3ea5907fb4438a93a2
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Filesize
1KB
MD5b9f738b7c8916962ca7fb26d23a6e3c3
SHA1375686273d0c63a65c006e3b9f39fb32bcfa58e0
SHA2566dec3fb61d06b51a9165b46109554ebdeef6470dbd77ccbc415ef6d574e4db1a
SHA5120a67259da2422afb096f961006532a97c8fe2f319eac59ec022ad24d7213c2bf8865880b8acb443eb46775c3b664bde8df65c55815433f90987d774231174e9e
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Filesize
1KB
MD5332625d2b8952916cc171d774b657e3b
SHA1babd62e9d9807585e3a07cca8c61b487e1ed8cc0
SHA25640aa103cf7782217025e29c44490908af1b209c4ca016825cfca56aca60e4d0a
SHA512d5aec00b0e00d5a8b6fe93ad8e8746bedc9f5b832eede011021f2ac1da517445069aeacea19788135c1f54a33dc083671447d6ae1897e6655bcd3605f22d749d
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Filesize
1KB
MD535b10e4a4c21a58e58be60ba806bb4ec
SHA1ceebac91ec449f3514a8c18ce9732842159be39d
SHA256ff7a948a8fc9e787da768164ebfff7c34485ef2e3cfa111f3ef2261cee6c110c
SHA512cc944e1a35d456d02c75c1102614c0af9dc207579bc6f3f8ecb984d467eedfe5cd55e4bf16755a2af38d6cf8bc6fc6e2d81cba8b01755002c22be7429fbf5700
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2