Analysis
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max time kernel
89s -
max time network
123s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
09-08-2021 12:12
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 3 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 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 17 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\tmp8D.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⤵
- Loads dropped DLL
- 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
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp8D.tmpMD5
dda5e4ec256394fbede2a36c7bf18b12
SHA112935de228fd2728f4a626ce5639bec83a346b6e
SHA256b753d3e6d0107cb12abfc3b96b1f0ec94b92c89f790c8d469618fab6f956004b
SHA51265b533d0026c1f910da3c8ea27203e91fdf17fc845ee49205064809666890f2be0edcd11a785517d169f1865210e172ff018ba80527ba112042bcd196348fbb3
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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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\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\NET4\Fox.exeMD5
91b41651e6e9ab352805c6d35a297d08
SHA111b8eaa7b7941461bc952b11ec3f07d25dcd1c2e
SHA2560872abe29cc9231cdded3a44e02a7ea17f09cf2ac2bdbd7077065858829c3723
SHA512b0b0d73f6ac7b6e9b39db0fa58931873143f6559c3b8d3db2d82d453045f75da94f3236b6c6c5200b52af6cacc038565eb2e9c6a834608dac0b0e8bb45b1e892
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memory/576-66-0x0000000000000000-mapping.dmp
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memory/1088-80-0x0000000000480000-0x0000000000482000-memory.dmpFilesize
8KB
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memory/1088-78-0x0000000001240000-0x0000000001241000-memory.dmpFilesize
4KB
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memory/1088-75-0x0000000000000000-mapping.dmp
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memory/1616-68-0x0000000000400000-0x000000000045B000-memory.dmpFilesize
364KB
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memory/1616-72-0x0000000000400000-0x000000000045B000-memory.dmpFilesize
364KB
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memory/1616-73-0x0000000075B31000-0x0000000075B33000-memory.dmpFilesize
8KB
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memory/1616-69-0x0000000000401E10-mapping.dmp
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memory/1908-60-0x0000000000A80000-0x0000000000A81000-memory.dmpFilesize
4KB
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memory/1908-65-0x0000000000A00000-0x0000000000A5D000-memory.dmpFilesize
372KB
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memory/1908-64-0x0000000008110000-0x00000000081D8000-memory.dmpFilesize
800KB
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memory/1908-63-0x0000000000250000-0x0000000000261000-memory.dmpFilesize
68KB
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memory/1908-62-0x0000000004F30000-0x0000000004F31000-memory.dmpFilesize
4KB