Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
26/03/2025, 19:07
General
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Target
midsommerens.bat.exe
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Size
969KB
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MD5
82c3609827fefd1d88fd2857fa788157
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SHA1
46d27a2faf9c7c731fc9eff3366fdee5412eec00
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SHA256
8ab69beaddf4e1df506da6f5969e569a985a2bd2293e2c377a85fa6b0cbf0d93
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SHA512
0bd1fd69646521e11d426d3d2dcccf874e6ff04c3c94f8f1c26e932d69a80fc5efb5cf43952f6885d5765b8f2085fc0704fdc4f01994c113508fb2312363a626
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SSDEEP
24576:rkTv8oZuuUQoPmhnWyrBK9U6rcIC36shq/XzzRCIALpdLSe:rcvZ8io+hWytKNcR3h+BCIUjSe
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.luxmozy.com - Port:
587 - Username:
[email protected] - Password:
Luxmozy@Lili9854 - Email To:
[email protected]
Signatures
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Guloader family
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Loads dropped DLL 2 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Drops file in Program Files directory 1 IoCs
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Drops file in Windows directory 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\midsommerens.bat.exe"C:\Users\Admin\AppData\Local\Temp\midsommerens.bat.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\midsommerens.bat.exe"C:\Users\Admin\AppData\Local\Temp\midsommerens.bat.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
34B
MD5c5b6ed57c78f93e1200a2b7f05af4d89
SHA1299326b64ab38fc50affed801b2959427e3b3853
SHA25670e7c4f9534d3ef250f0e2ad5cd2b68fba8eccba9e7d311e0c2ed08e6f340d5f
SHA5121895a78aa7c10c0642bbad00f82a5f869a1afa0581ff7d0e3fcd9070789c09d8bee216319ae3f5da5283bd9eb5c82fd8d1076f488f4ecd6b2b63e217f91b6a7e
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Filesize
954B
MD559c5298d53a2ad415881a83717fd9d7c
SHA1836f6f3770630059231430835db252628556aa26
SHA256afc0a8bbaab8053e6583a400331f4d2e53b7135cc5709145b0fcb1e9ddaa4c0a
SHA5120e076903f50595ab4db9e0bc10cacdc8ff427d1d6ce402d1f2c7cf75f9b7dd6a973d2c6874b6af1a3bef76381cb52ad7325dbbd51dd34ed06ce87b0c81b6a98e
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Filesize
11KB
MD5ee260c45e97b62a5e42f17460d406068
SHA1df35f6300a03c4d3d3bd69752574426296b78695
SHA256e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
SHA512a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3
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Filesize
55.3MB
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Filesize
1.7MB
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Filesize
16.4MB
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Filesize
16.4MB
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Filesize
296KB
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Filesize
55.3MB
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Filesize
1.0MB
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Filesize
1.7MB