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Analysis
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max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
25/06/2024, 16:03
Behavioral task
behavioral1
Sample
0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe
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Size
185KB
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MD5
0eaebe9aa95788c6fbfe570d1a986dfd
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SHA1
8c6d5609779326fd9398db05122a3d392467b126
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SHA256
90e7d7234a5fc1f13c68fceeaa9976afd47e4e34646a0237142c06c1b3eb1de9
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SHA512
2d3c5e72af7a77ac0c29a8651c472a5b0a0e821222430a5180541f4999552db99150e723e994df7e90f53ab930fb4b3e05834462c1397c6056eb4b3064d75d25
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SSDEEP
3072:vjRCAaxsoW5V453B0oyS6Dck1uckBH1zRIR89mXfFxBEIIQjYa2GTDAk9g0CsJ/P:vlCfsoW4FKA6jSjWgqnBEToTDAkgsRS0
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2428 Oqyria.exe -
resource yara_rule behavioral1/memory/2880-0-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral1/files/0x0008000000016ce4-11.dat upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Windows\CurrentVersion\Run\VXEG3ZNNE5 = "C:\\Windows\\Oqyria.exe" Oqyria.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\Oqyria.exe 0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe File created C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job 0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe File opened for modification C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job 0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe File created C:\Windows\Oqyria.exe 0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Microsoft\Internet Explorer\Main Oqyria.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe 2428 Oqyria.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2880 0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe 2428 Oqyria.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2880 wrote to memory of 2428 2880 0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe 28 PID 2880 wrote to memory of 2428 2880 0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe 28 PID 2880 wrote to memory of 2428 2880 0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe 28 PID 2880 wrote to memory of 2428 2880 0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0eaebe9aa95788c6fbfe570d1a986dfd_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Windows\Oqyria.exeC:\Windows\Oqyria.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:2428
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
185KB
MD50eaebe9aa95788c6fbfe570d1a986dfd
SHA18c6d5609779326fd9398db05122a3d392467b126
SHA25690e7d7234a5fc1f13c68fceeaa9976afd47e4e34646a0237142c06c1b3eb1de9
SHA5122d3c5e72af7a77ac0c29a8651c472a5b0a0e821222430a5180541f4999552db99150e723e994df7e90f53ab930fb4b3e05834462c1397c6056eb4b3064d75d25
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Filesize
372B
MD5e74d62b2e33f93dec1186fc01eb7d95d
SHA11f6f4a787466b34e372ac0701591b9c84b69beef
SHA2564bcacccbe9f0ee5311fd67af77e2876eded5819b525f0d59640649f7b643eed9
SHA51248a878ab215a55808f08ec25ed39c807ed9f8e07763c0377bf71da882b30ef4bf23fbc1a9e68f43e25535c82dd7d5c86a9272f4cddf629be36cc8656c66d166b