Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
01-01-2025 11:26
Behavioral task
behavioral1
Sample
JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe
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Size
28KB
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MD5
533ef952520e17cd157f085d2ccb54a6
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SHA1
6afba48fa80398db93547ad900ebf67e860b799e
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SHA256
1224b46433372b7b26aa4cf3597d6d53364a983f7436beb89bc0efac53db6f37
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SHA512
9b362098a69fd88557de4d470348a4d4ed1548709ff78482024639bc5debc7ac44d1959bc38b124c98b59a155cb35811823306fdb94e3737aa6ace7afd31e89d
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNE+Y9:Dv8IRRdsxq1DjJcqfz
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2304-2-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2304-16-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2304-48-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2304-66-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2304-68-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2304-73-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2304-80-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2304-85-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3032 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_533ef952520e17cd157f085d2ccb54a6.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2304-2-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2304-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016c23-7.dat upx behavioral1/memory/2304-16-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/3032-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2304-48-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/3032-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0015000000005587-54.dat upx behavioral1/memory/2304-66-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/3032-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2304-68-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/3032-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2304-73-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/3032-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2304-80-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/3032-81-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2304-85-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/3032-86-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe File opened for modification C:\Windows\java.exe JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe File created C:\Windows\java.exe JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.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_533ef952520e17cd157f085d2ccb54a6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2304 wrote to memory of 3032 2304 JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe 31 PID 2304 wrote to memory of 3032 2304 JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe 31 PID 2304 wrote to memory of 3032 2304 JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe 31 PID 2304 wrote to memory of 3032 2304 JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_533ef952520e17cd157f085d2ccb54a6.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2304 -
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:3032
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD5d6eda365c47241c2cbb5f34ddab42fdd
SHA1b1bfcd386113872a5408807126525af4fccb4e46
SHA256e7ed67661cb1fb6f302fe1b8ccaa42014609498b9dee17cab22ee0da775735f6
SHA512e3146ed7f3dbea331b5ab1619c76bf09c7044bc87d2677f29cdc6bf1a4c0811a59ab39856a6cfcc79a39db242e85c87a8376dc2fd11e483acac61b36596cdec4
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Filesize
1KB
MD5947c37ef44bb343150e01daafc9ad84b
SHA15184247df7370e5a4e6245626227d9de91049355
SHA25624bfc8f121ee7bb80d15a8bce50450bf3a6a7d4a36d725c3d10c81db5a91501b
SHA5129c98daf22b06267d738c1f12c00d46853bb9ddc42c0f945999510455e6aa1adc084d33f6f8f1aa1262dfe6334ca0480e2fe917976542b56b083a65c3506fd7d7
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2