Analysis
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max time kernel
86s -
max time network
89s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
11-07-2022 08:42
General
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Target
Maersk_Shipping_Cargo_Arrival_notice#83736494.exe
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Size
600KB
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MD5
eca01282aa1848837b90e4a500040888
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SHA1
d73c8b229a3951b255a25e8dc75b251da92c22d7
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SHA256
8775466739105b4c7bf67886f0f7f412ca3ff6272c1f72dda0c8c19da16e684d
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SHA512
88e41214aa8e995f4706f9340083eb80dcdaef14856e70bad3f5db634a530e1f97ffbe7d17ab905d572631d72582b46603e2b594a661cc42d003e881e5e19b22
Malware Config
Signatures
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Detect Neshta payload 3 IoCs
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Modifies system executable filetype association 2 TTPs 1 IoCs
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Checks QEMU agent file 2 TTPs 2 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
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Loads dropped DLL 3 IoCs
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Drops file in Program Files directory 64 IoCs
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Drops file in Windows directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies registry class 1 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Maersk_Shipping_Cargo_Arrival_notice#83736494.exe"C:\Users\Admin\AppData\Local\Temp\Maersk_Shipping_Cargo_Arrival_notice#83736494.exe"1⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Maersk_Shipping_Cargo_Arrival_notice#83736494.exe"C:\Users\Admin\AppData\Local\Temp\Maersk_Shipping_Cargo_Arrival_notice#83736494.exe"2⤵
- Modifies system executable filetype association
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXEFilesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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\Users\Admin\AppData\Local\Temp\nsyE302.tmp\Math.dllFilesize
66KB
MD570ba99745542354a2efcb1c2f167b62b
SHA18b18bc8d3e6e52222baef7ab7ab125436ef5c966
SHA256711427242bff919c78fbba2b298b5d5898f75d73f1d7f4c4eb22badf525864a5
SHA512e3504a8d8d2b8793078f6a1f6297fb4c017eaee58360882ea063ab717d11841f2effcec1ba6fada449d1cc491dea35c9a9512237fcdfaf6b55f70f95e9a4d085
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\Users\Admin\AppData\Local\Temp\nsyE302.tmp\System.dllFilesize
12KB
MD5792b6f86e296d3904285b2bf67ccd7e0
SHA1966b16f84697552747e0ddd19a4ba8ab5083af31
SHA256c7a20bcaa0197aedddc8e4797bbb33fdf70d980f5e83c203d148121c2106d917
SHA51297edc3410b88ca31abc0af0324258d2b59127047810947d0fb5e7e12957db34d206ffd70a0456add3a26b0546643ff0234124b08423c2c9ffe9bdec6eb210f2c
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memory/868-57-0x0000000002850000-0x000000000349A000-memory.dmpFilesize
12.3MB
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memory/868-60-0x00000000777C0000-0x0000000077969000-memory.dmpFilesize
1.7MB
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memory/868-80-0x00000000779A0000-0x0000000077B20000-memory.dmpFilesize
1.5MB
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memory/868-61-0x00000000779A0000-0x0000000077B20000-memory.dmpFilesize
1.5MB
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memory/868-63-0x00000000779A0000-0x0000000077B20000-memory.dmpFilesize
1.5MB
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memory/868-54-0x0000000075DF1000-0x0000000075DF3000-memory.dmpFilesize
8KB
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memory/2028-64-0x0000000000400000-0x0000000001462000-memory.dmpFilesize
16.4MB
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memory/2028-68-0x00000000777C0000-0x0000000077969000-memory.dmpFilesize
1.7MB
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memory/2028-69-0x00000000001C0000-0x00000000002C0000-memory.dmpFilesize
1024KB
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memory/2028-70-0x0000000000400000-0x0000000001462000-memory.dmpFilesize
16.4MB
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memory/2028-71-0x0000000000401000-0x0000000001462000-memory.dmpFilesize
16.4MB
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memory/2028-78-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2028-65-0x00000000001C0000-0x00000000002C0000-memory.dmpFilesize
1024KB
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memory/2028-62-0x0000000000403390-mapping.dmp
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memory/2028-81-0x00000000779A0000-0x0000000077B20000-memory.dmpFilesize
1.5MB
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memory/2028-82-0x00000000001C0000-0x00000000002C0000-memory.dmpFilesize
1024KB