Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03-01-2025 15:09
Behavioral task
behavioral1
Sample
JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe
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Size
28KB
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MD5
6d85167633907ce09f4d020f256cc4fa
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SHA1
f114fb11711bd61790262c885114c4c3d9b05926
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SHA256
b0fad190e51782e56e69632a35936ac6dabaffa6f5bce1f369e45e0e1244b43a
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SHA512
4f99344f3e056948c24aa879e40cb38a257c55189733a41e1c32aa34755f1e91d8e9990ade60b6a2a3b722d4474d9d3e983d73aae4eed47824b2c5a7acd1e76e
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNvFid:Dv8IRRdsxq1DjJcqf5
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2392-16-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2392-48-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2392-53-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2392-66-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2392-70-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2392-75-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2392-77-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2392-82-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2420 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_6d85167633907ce09f4d020f256cc4fa.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/files/0x00080000000164db-7.dat upx behavioral1/memory/2392-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2420-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2392-16-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2420-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2420-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2420-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2420-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2420-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2420-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2420-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2420-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-48-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2420-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-53-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2420-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016ac1-59.dat upx behavioral1/memory/2392-66-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2420-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-70-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2420-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-75-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2420-76-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-77-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2420-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-82-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2420-83-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe File created C:\Windows\java.exe JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe File created C:\Windows\services.exe JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.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_6d85167633907ce09f4d020f256cc4fa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2392 wrote to memory of 2420 2392 JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe 30 PID 2392 wrote to memory of 2420 2392 JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe 30 PID 2392 wrote to memory of 2420 2392 JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe 30 PID 2392 wrote to memory of 2420 2392 JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d85167633907ce09f4d020f256cc4fa.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2392 -
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:2420
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD54c72d67eaba93ecde50f6cc4bc421280
SHA1c5887b5e9901a1abc7fae4702279a1ed3e9cdc03
SHA2562cb0a89616dfbb5c22dd0a2b7fecf17a6e23231dda70178df1a5ec3a0ec037c1
SHA51290c6fd14b5c59c6b355b80d2eb684e5efdab48871799cda5d453f0f157f3775aa571e580261c4ad2d512912484a401cbfe324113959fd8d760dce9b074950d8f
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Filesize
1KB
MD523be90dadb980d8d484311af1dc7aab5
SHA1033a3f27386ffa246b30fd1c293b89269ed7e758
SHA2561ed98c27c03686d96d373b3aa7da33e3290273563edb26a57e5c333502bf2ec5
SHA51234ffc3f1338d404436aeea74e6caf30c6ac7adfb74ce8bd31972f06994ae264da88359ffc8b3496547a7c3c36a34048a2f2b5e087321550e2037d0e38b8e375a
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2