Analysis
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max time kernel
147s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20250210-en -
resource tags
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submitted
10-02-2025 20:43
General
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Target
Request for Quotation_TT10102025_pdf.exe
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Size
867KB
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MD5
cc927d1efa24a3e2bbce49f12c3398b3
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SHA1
cddc057ccece5b12599120e3a39d0f0d16e24082
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SHA256
edbd20bf11d0af152bf3e62450f012f95a2068664e90b7384929732c0dca5cb5
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SHA512
a941f0d338b2ab60d32bd2106bbdb86614e93d160eaf50e0c74a34435d5f8f2cc019b822f8595c7e24c9050687fca4b7d585c8bf166b3a1386182a839454f21a
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SSDEEP
24576:Q4nbY9dZZZZZZZZZZyHsAmOaLH2xihEzJvvV3HQmhQ436/zu:Q+qZZZZZZZZZZ+sApE5hEzJvv1wzq6y
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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Downloads MZ/PE file 1 IoCs
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Loads dropped DLL 2 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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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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System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
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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 4 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\Request for Quotation_TT10102025_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Request for Quotation_TT10102025_pdf.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Request for Quotation_TT10102025_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Request for Quotation_TT10102025_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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C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PG9lbSBwcm9kdWN0X21hbnVmYWN0dXJlcj0iIiBwcm9kdWN0X25hbWU9IiIvPjxleHAgZXRhZz0iJnF1b3Q7RSt4YkF6Nlk2c1UxMjg5YlM2cWw0VlJMYmtqZkJVR1RNSnNqckhyNDRpST0mcXVvdDsiLz48YXBwIGFwcGlkPSJ7OEE2OUQzNDUtRDU2NC00NjNjLUFGRjEtQTY5RDlFNTMwRjk2fSIgdmVyc2lvbj0iMTIzLjAuNjMxMi4xMjMiIG5leHR2ZXJzaW9uPSIiIGxhbmc9ImVuIiBicmFuZD0iR0dMUyIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjAiIGluc3RhbGxkYXRldGltZT0iMTczOTE4NDA0OCIgb29iZV9pbnN0YWxsX3RpbWU9IjEzMzgzNjU1NTg2OTkzMDAwMCI-PGV2ZW50IGV2ZW50dHlwZT0iMzEiIGV2ZW50cmVzdWx0PSIxIiBlcnJvcmNvZGU9IjAiIGV4dHJhY29kZTE9IjIxNzk4NjIiIHN5c3RlbV91cHRpbWVfdGlja3M9IjQ4ODcwODkxMzEiLz48L2FwcD48L3JlcXVlc3Q-1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
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
MD593066b05f4d44458fca79ae8f224eb61
SHA153aed2782bdced333a43b4ba2e44626be9523a7d
SHA256d201c46604ea15c19901f24f0effc0e0c1092b20a979ddbbf44775aea7114400
SHA51212d6f4cb1f2a5f6ac4dd4994317ca3020bedd4f51b2ed8cc5a2a1bd684d9b8a1914f0645754578ca8c45ae531cab09ab9b21b9d471481eab42e283ce172044db
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Filesize
12KB
MD5d6f54d2cefdf58836805796f55bfc846
SHA1b980addc1a755b968dd5799179d3b4f1c2de9d2d
SHA256f917aef484d1fbb4d723b2e2d3045cb6f5f664e61fbb3d5c577bd1c215de55d9
SHA512ce67da936a93d46ef7e81abc8276787c82fd844c03630ba18afc3528c7e420c3228bfe82aeda083bb719f2d1314afae913362abd1e220cb364606519690d45db
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Filesize
41.0MB
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Filesize
1.2MB
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Filesize
2.0MB
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Filesize
41.0MB
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Filesize
41.0MB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
19.1MB
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Filesize
19.1MB
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Filesize
384KB
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Filesize
608KB
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Filesize
41.0MB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
580KB
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Filesize
304KB
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Filesize
176KB
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Filesize
896KB
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Filesize
408KB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
72KB
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Filesize
320KB
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Filesize
2.0MB
