Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
27-05-2024 20:54
Static task
static1
Behavioral task
behavioral1
Sample
7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe
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Size
40KB
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MD5
7a7f036b921cbfaead2986023e6a920e
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SHA1
3ed3c54ed98bd2ed3dc39a1ac3cff2e2f96c375f
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SHA256
83f34d549da910df01c6db0d088d8b02ad28eaa5a102fe48e441106ccf28a6d2
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SHA512
0695baeea8cea0b9ef53ceb832158aa481c5381df5c40ae78f1dc7c05c4daea8dd50bb16587bbbf72ed76922a2d3b17bb001ec9586f14defc77cf531eb1a24b8
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SSDEEP
768:aq9m/ZsybSg2ts4L3RLc/qjhsKmHbk1+qJ0UtHpR:aqk/Zdic/qjh8w19JDHpR
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
services.exepid process 2224 services.exe -
Processes:
resource yara_rule behavioral1/memory/1776-6-0x0000000000400000-0x0000000000408000-memory.dmp upx C:\Windows\services.exe upx behavioral1/memory/2224-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2224-75-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
services.exe7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe -
Drops file in Windows directory 3 IoCs
Processes:
7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exedescription ioc process File created C:\Windows\services.exe 7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe File opened for modification C:\Windows\java.exe 7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe File created C:\Windows\java.exe 7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exedescription pid process target process PID 1776 wrote to memory of 2224 1776 7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe services.exe PID 1776 wrote to memory of 2224 1776 7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe services.exe PID 1776 wrote to memory of 2224 1776 7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe services.exe PID 1776 wrote to memory of 2224 1776 7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe services.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7a7f036b921cbfaead2986023e6a920e_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2224
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
40KB
MD5d1bea22699399c754efb711e817b8db2
SHA1e3d4cedfefa3c79d8dee23b471a7568b71790055
SHA256568fb60e685ea924cca586623610cd484983a8e210b16f4c3b59dea765eaf040
SHA512f1aabb5010b4ff0b2d74701f49a875e645eab83ccb1aed8c0e6e5006afef094639ff1fa906807a2321b2ecebf120f2bb74aab4f267994caf2dea02999301e221
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
1KB
MD526f81366c32766af9221082b9116f81f
SHA1360dfd4b3abeea19113a6ece5643786aa51869a0
SHA25655fd499acba611c316e9cdb73b6550bc7c595690ccf4a55f020b3ee4bc805c7e
SHA51236e04f98d5cf388a3b449bbc5e299086f89545a3c3f4bc5b3775ff2ee22c856ecf807f1fd3fd27b76f53e2b149edfd1a7aa5e7e5ef4611b7c5a7e6efb568eabc
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2