Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
24/02/2025, 22:19
General
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Target
Quote-SA05537809567875351061-24_pdf.exe
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Size
1.1MB
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MD5
6d1b8cf3d8c8411f6710eab0c6346867
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SHA1
0aec013b46abde733174c5a5abca01640b33b7cb
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SHA256
7d18061e683a3e165044a7d5bf52504689bbf240b4982300ebe2e6139b68596d
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SHA512
46d29dc84e254fc2e87213e520a3632e2d3f2ee5f948e227ed265d1d661b26c9cff63e5220bd55bd8e2a0684a41099d63ec9dcb459c1f84bc8f621bf91f617a8
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SSDEEP
24576:EQYne7k84uW9gRaFsjq5c3SddFDykNTwdQG9ik:qneo8QgRkl5kSdzDPwZi
Malware Config
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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Loads dropped DLL 1 IoCs
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 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 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: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 5 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\Quote-SA05537809567875351061-24_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Quote-SA05537809567875351061-24_pdf.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Quote-SA05537809567875351061-24_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Quote-SA05537809567875351061-24_pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
1Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
11KB
MD5ee260c45e97b62a5e42f17460d406068
SHA1df35f6300a03c4d3d3bd69752574426296b78695
SHA256e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
SHA512a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3
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Filesize
18.3MB
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Filesize
1.0MB
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Filesize
1.7MB
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Filesize
18.3MB
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Filesize
1.7MB
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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
18.3MB
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Filesize
384KB
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Filesize
608KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
304KB
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Filesize
176KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
896KB