Analysis
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max time kernel
147s -
max time network
102s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
09-08-2021 15:45
General
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Target
1283YT348130Et-21 -10000,00-EUR-SWIFT MESAJI.exe
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Size
922KB
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MD5
a6c09767f7b9b02156bd3e4f67764e79
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SHA1
5aa1d0515cd9ca1802c872cd8a9354b65cef7463
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SHA256
2183dd8a07c328ff41cf8fedc06bdc9ec8166d6c11691cb6d379899318d8e555
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SHA512
5f7072604303b4bea39a1c4751e09eb8399d9a10984ba2ddb699680145c952fb71d180e3e56135d30aa9639e9f5ff3899a3e58a2b7ab5d0ec38b88f94f17aa50
Malware Config
Signatures
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A310logger
A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
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A310logger Executable 2 IoCs
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Executes dropped EXE 1 IoCs
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Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of SetThreadContext 1 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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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 18 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\1283YT348130Et-21 -10000,00-EUR-SWIFT MESAJI.exe"C:\Users\Admin\AppData\Local\Temp\1283YT348130Et-21 -10000,00-EUR-SWIFT MESAJI.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LEjGKtEzH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp512E.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\1283YT348130Et-21 -10000,00-EUR-SWIFT MESAJI.exe"C:\Users\Admin\AppData\Local\Temp\1283YT348130Et-21 -10000,00-EUR-SWIFT MESAJI.exe"2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exe3⤵
- Executes dropped EXE
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C:\Program Files (x86)\Windows Mail\WinMail.exe"C:\Program Files (x86)\Windows Mail\WinMail" OCInstallUserConfigOE3⤵
- Suspicious use of WriteProcessMemory
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C:\Program Files\Windows Mail\WinMail.exe"C:\Program Files\Windows Mail\WinMail" OCInstallUserConfigOE4⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp512E.tmpMD5
65589343a97b81bb94e40897509f2875
SHA167e47f1ec88fd2035907fea4de818147e26b0328
SHA25692bb3d7cea84da36103f65d175d374a039261d0ac61ce12aa4b988a3d6ee0b4f
SHA51239f3428b1f7f7e9c2192d4fae2f52a2a1473ad0977a27ca5d04f3ba7900e339b6fd2155d200719f14f24ff59c6c6e2dd6cac4785a3497f26151e402dc8bcd54f
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exeMD5
91b41651e6e9ab352805c6d35a297d08
SHA111b8eaa7b7941461bc952b11ec3f07d25dcd1c2e
SHA2560872abe29cc9231cdded3a44e02a7ea17f09cf2ac2bdbd7077065858829c3723
SHA512b0b0d73f6ac7b6e9b39db0fa58931873143f6559c3b8d3db2d82d453045f75da94f3236b6c6c5200b52af6cacc038565eb2e9c6a834608dac0b0e8bb45b1e892
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exeMD5
91b41651e6e9ab352805c6d35a297d08
SHA111b8eaa7b7941461bc952b11ec3f07d25dcd1c2e
SHA2560872abe29cc9231cdded3a44e02a7ea17f09cf2ac2bdbd7077065858829c3723
SHA512b0b0d73f6ac7b6e9b39db0fa58931873143f6559c3b8d3db2d82d453045f75da94f3236b6c6c5200b52af6cacc038565eb2e9c6a834608dac0b0e8bb45b1e892
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\credentials.txtMD5
055c857272026583a61e1b5821c69a24
SHA1ec39d34f16487682801dd2b319554cbed57feca4
SHA256190db16bb64995e3bdea04b9e6fc1994dacfea3253a7559732205b1d41362b84
SHA512d7833c4651683e95959107e05b07b60d2e963b9fbecd0106b329e2087d1dfc9aedb962b334e22b6b462699cbce86097d4d50ce5d1310ad098e3531efaa4e204b
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memory/656-120-0x0000000001A50000-0x0000000001A51000-memory.dmpFilesize
4KB
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memory/656-118-0x0000000005930000-0x0000000005931000-memory.dmpFilesize
4KB
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memory/656-121-0x0000000005AE0000-0x0000000005AE1000-memory.dmpFilesize
4KB
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memory/656-122-0x00000000090C0000-0x00000000090D1000-memory.dmpFilesize
68KB
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memory/656-123-0x00000000093A0000-0x0000000009468000-memory.dmpFilesize
800KB
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memory/656-124-0x000000000BB90000-0x000000000BBED000-memory.dmpFilesize
372KB
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memory/656-116-0x0000000005890000-0x0000000005891000-memory.dmpFilesize
4KB
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memory/656-119-0x00000000059E0000-0x0000000005EDE000-memory.dmpFilesize
5.0MB
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memory/656-114-0x0000000000EF0000-0x0000000000EF1000-memory.dmpFilesize
4KB
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memory/656-117-0x0000000005EE0000-0x0000000005EE1000-memory.dmpFilesize
4KB
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memory/3164-134-0x0000000000380000-0x0000000000381000-memory.dmpFilesize
4KB
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memory/3164-131-0x0000000000000000-mapping.dmp
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memory/3164-136-0x0000000000940000-0x0000000000942000-memory.dmpFilesize
8KB
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memory/3680-128-0x0000000000401E10-mapping.dmp
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memory/3680-127-0x0000000000400000-0x000000000045B000-memory.dmpFilesize
364KB
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memory/3872-139-0x0000000000000000-mapping.dmp
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memory/3896-138-0x0000000000000000-mapping.dmp
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memory/3940-125-0x0000000000000000-mapping.dmp