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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28/09/2024, 16:52
Behavioral task
behavioral1
Sample
fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe
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Size
28KB
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MD5
fcbc2e0ec17b4cdca184efa714b2cd6a
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SHA1
e5d3dce0ecfb8fa035c7c52f4b8c6c41c42cfb3b
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SHA256
c220da7c8c29c91ef428839b738cb9a0fef94cb10951e798e696f89e951eadf9
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SHA512
7b30456e7fce1363d1acafbbd9f99a1b0809888a2273bb2ce048540266068a7b0154a48f8ccc686bc8acd00c54e9f49fa0f16a40596af935689c772a4f8b9377
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNbfbUu:Dv8IRRdsxq1DjJcqf+gu
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/4820-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4820-44-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4820-49-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4820-141-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4820-165-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4820-171-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/4820-193-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 3692 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" fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4820-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x0007000000023467-4.dat upx behavioral2/memory/3692-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4820-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3692-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3692-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3692-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3692-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3692-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3692-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3692-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3692-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3692-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4820-44-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4820-49-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3692-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-60.dat upx behavioral2/memory/4820-141-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3692-142-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4820-165-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3692-166-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3692-170-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4820-171-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3692-172-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4820-193-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3692-194-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe File created C:\Windows\services.exe fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe File opened for modification C:\Windows\java.exe fcbc2e0ec17b4cdca184efa714b2cd6a_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 fcbc2e0ec17b4cdca184efa714b2cd6a_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 4820 wrote to memory of 3692 4820 fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe 84 PID 4820 wrote to memory of 3692 4820 fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe 84 PID 4820 wrote to memory of 3692 4820 fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\fcbc2e0ec17b4cdca184efa714b2cd6a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fcbc2e0ec17b4cdca184efa714b2cd6a_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:4820 -
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:3692
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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
MD5c8af97d9879488fcfb9b4540dc027636
SHA143ffa0b2722173e7c24b90e0a0d2a8d4bfaef52a
SHA2562afc36386519d7785b1c4d4f5b11513da0f048746232c3746fdcd826a76086a7
SHA5126bf56a173ab9f128bf7887277573c212e1e0cbdab169844ae5f68625e04e6db06c97dfc8b0e13046455e0c6eb836044e6e6704fca6c7db538115063343a5891b
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Filesize
1KB
MD5d5763476c2a14091e27926abae304cc9
SHA1c5c4a1015d368f878db0830e60317ef7798b8873
SHA256eb914cb543732d92aee086dd0f23215402564a6aa4876440fa6e097046079537
SHA5128039d471b910816eb49e2c836b09629e543481f225320a7e0e24caa65c55f991d09eca7bf3befb86f064c68c8e557f91a72bab4583213f5bc6bcf1abb7d9213c
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Filesize
1KB
MD546296112a78bc4a024080e89f79ebe7d
SHA1e9613807d437caaf2d14a7dd95375176cda3091a
SHA25654ce59b60d819c5c720ac213d6535c807852c82d13e2dcd5da832fe157efd9bb
SHA512677620967da769a20cca88f72c08ef92ff3da0ec2a97c7f6a02362c0d48044bd7f03868252392fe6c4e3fcf70aa766c6ad8850282db8f70c74999a1a535d9be7
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Filesize
1KB
MD55bbad587b36657ea711268819a2d7980
SHA1331c1b42845ca986c1f0690a1703f3446df2a5f7
SHA2565ac36ac8463e5523d4963916f5c830d24236257a5a5fe6cf970bb3bd576f3395
SHA5128a3b9fc30a5c04512c7ba2e3bbef18b8d330b9f7cd5bffde4e8c633c8016526e0c5ba13b00df1e197e0e3322dc950f8035454f5eff6b50b212a5c8775f04d1f1
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2