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
21/08/2024, 08:29
Behavioral task
behavioral1
Sample
b2c4dd48faa275a9902bca207a6dfdad_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b2c4dd48faa275a9902bca207a6dfdad_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
b2c4dd48faa275a9902bca207a6dfdad_JaffaCakes118.exe
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Size
28KB
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MD5
b2c4dd48faa275a9902bca207a6dfdad
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SHA1
0c0c65ddd3357555be84bc2c07bb66c9acb69f88
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SHA256
74603a364131095b14a019470d0ca315fc52f05661f9824e7493a556989a8b26
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SHA512
b7b7b1c96c45d6620a0b229ba62df449fae29b242817c43ab45f1ac480278e66794294e727ac1de7979cfdabab1b45a550bfccb4ec07a363910895a25b487d51
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNgS:Dv8IRRdsxq1DjJcqfw
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/1552-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/1552-49-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/1552-51-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/1552-131-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/1552-161-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/1552-182-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 1428 services.exe -
resource yara_rule behavioral2/memory/1552-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x00080000000234da-4.dat upx behavioral2/memory/1428-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1552-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1428-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1428-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1428-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1428-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1428-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1428-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1428-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1428-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1428-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1552-49-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1428-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1552-51-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1428-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0007000000023507-57.dat upx behavioral2/memory/1552-131-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1428-138-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1552-161-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1428-162-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1428-164-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1552-182-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/1428-183-0x0000000000400000-0x0000000000408000-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" b2c4dd48faa275a9902bca207a6dfdad_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 b2c4dd48faa275a9902bca207a6dfdad_JaffaCakes118.exe File opened for modification C:\Windows\java.exe b2c4dd48faa275a9902bca207a6dfdad_JaffaCakes118.exe File created C:\Windows\java.exe b2c4dd48faa275a9902bca207a6dfdad_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 b2c4dd48faa275a9902bca207a6dfdad_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 1552 wrote to memory of 1428 1552 b2c4dd48faa275a9902bca207a6dfdad_JaffaCakes118.exe 84 PID 1552 wrote to memory of 1428 1552 b2c4dd48faa275a9902bca207a6dfdad_JaffaCakes118.exe 84 PID 1552 wrote to memory of 1428 1552 b2c4dd48faa275a9902bca207a6dfdad_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\b2c4dd48faa275a9902bca207a6dfdad_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b2c4dd48faa275a9902bca207a6dfdad_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:1552 -
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:1428
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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
MD54a0c61101288eda8f6c0fc002c79ea0b
SHA1592b4c907c5c8ed3fa12be27d75e081efd900738
SHA2569bc66f43cb7e8a9fbab3e6fc89fe0f1e0d0d5c2427f2fb338fec7909311ba119
SHA512be83a7fa19de2140f857698fbbf7e1d433927a6e85eda57a30f582ec40a9e985ff8981294bef5ac444141591d1e101449d6b7e3fdcd7f7ade05d5d8b1cafe169
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Filesize
28KB
MD59e2ea17fe885ed8a93cc30ea6b30c6a8
SHA15453993b2c604d8b602f672a2a9aaa265c97c992
SHA256acbec87c61525c6452106549d74e14f0ef9f3b7a4f366c8a6c1265429c5e6511
SHA512428d6067ac374e4ebf67f596e565e6768cad7589fe3c1f3c9c1419046940369e5d53e8d1a4810c058a07ba6d33bc7ea27c3f3dfad23ead6bba5ae0536c92bbcc
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Filesize
1KB
MD5fe28f6d0e3e1f80bad0347d7184d4faa
SHA1f90e44092fd851c65cf7376423eaf534059d69d3
SHA2563558b9d3251260a3b19316a43049f7a9f5418dc7d2c4385a78c80f36dadc324a
SHA512270d56caaf351a92080130f1c583f67608f014a64ded411436a5addc516ff8584d807af6eceff7174223c1f34b64c39165887c45ebc2e41b8ae8d6b6b0d8dcf2
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Filesize
1KB
MD57427122909ecf0b4bd659700283d67fe
SHA12f9c931c4627c3fc8ac2c3d0f0aa4b05bc619b1c
SHA256c8967d2c81f30dd69201462a7658afc2601432b9e01c8f9ead2c141959c1239b
SHA5125689511d62784e394eef78eccc863265d214360a005f04823945fdecec46899948c4f956d8e39c8c681920755f7602284af73316d379603f2785d712b2620cff
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Filesize
1KB
MD557dd4897d81f00ac8b4c996bf3795659
SHA190ccd704998a46e6b6db2a497ffc59513da57089
SHA256d0b2b0042fb0fbcb343ff4077d419f69c3183c3a9a30f68173890ec830bbe69b
SHA5120b5b862e62fe3ce9310dfef02d7d2f0f082028ea52160f0cccd964236b94dc82876b7f794d6bf0d09e019cda8f955ef39ec67fba08225fda67926b2e64891e27
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2