Analysis
- max time kernel
149s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20251231-en - resource tags
- submitted
06/01/2026, 14:28
General
- Target e49c36c3b9de82ab0dfc8e3410d0389de54b21b535f972c81fe289998b52cde3.exe
- Size 6.9MB
- Sample260106-rtfd3shr3v
- SHA256 e49c36c3b9de82ab0dfc8e3410d0389de54b21b535f972c81fe289998b52cde3
Malware Config
Extracted
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stealc
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0501
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http://91.92.243.58
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url_path
/975a603526db4935.php
Signatures
- Stealc
Stealc is an infostealer written in C++.
- Stealc family
- .NET Reactor proctector 64 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 3 IoCs
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 42 IoCs
- Suspicious use of AdjustPrivilegeToken 12 IoCs
- Suspicious use of WriteProcessMemory 31 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\e49c36c3b9de82ab0dfc8e3410d0389de54b21b535f972c81fe289998b52cde3.exe"C:\Users\Admin\AppData\Local\Temp\e49c36c3b9de82ab0dfc8e3410d0389de54b21b535f972c81fe289998b52cde3.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"3⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe"4⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"4⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"1⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
E045DBF0-CDFF-C1A4-BBB8-972C9300AF34.txt
E045DBF0-CDFF-C1A4-BBB8-972C9300AF34.txt
InstallUtil.exe.log
ffcookies_e0c50d87-4027-45e1-831e-285e008aa320.db
rj1c1gba.cgc
memory/1868-971-0x0000000005110000-0x0000000005111000-memory.dmp
memory/1868-972-0x0000000005140000-0x0000000005150000-memory.dmp
memory/1868-973-0x00000000074A0000-0x00000000074B6000-memory.dmp
memory/1868-975-0x0000000005140000-0x0000000005150000-memory.dmp
memory/1868-492-0x0000000000400000-0x000000000059C000-memory.dmp
memory/2272-993-0x0000000000400000-0x00000000004AA000-memory.dmp
memory/2272-1050-0x0000000000400000-0x00000000004AA000-memory.dmp
memory/5352-1069-0x0000000007AE0000-0x0000000007AF2000-memory.dmp
memory/5352-1018-0x00000000061B0000-0x00000000066DC000-memory.dmp
memory/5352-1016-0x00000000057D0000-0x0000000005820000-memory.dmp
memory/5352-1017-0x0000000005C00000-0x0000000005C76000-memory.dmp
memory/5352-1015-0x0000000005A30000-0x0000000005BF2000-memory.dmp
memory/5352-1021-0x0000000005CA0000-0x0000000005CBE000-memory.dmp
memory/5352-1014-0x0000000000400000-0x0000000000684000-memory.dmp
memory/5352-1022-0x00000000066E0000-0x0000000006B5E000-memory.dmp
memory/5352-1055-0x0000000007A20000-0x0000000007A86000-memory.dmp
memory/5352-1068-0x0000000007AA0000-0x0000000007AAA000-memory.dmp
memory/5928-56-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-28-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-114-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-112-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-110-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-108-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-106-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-485-0x0000000006350000-0x0000000006351000-memory.dmp
memory/5928-104-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-102-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-100-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-98-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-90-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-88-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-86-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-84-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-83-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-78-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-76-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-74-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-72-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-70-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-66-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-486-0x0000000006BC0000-0x0000000006BD6000-memory.dmp
memory/5928-64-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-63-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-60-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-59-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-118-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-54-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-52-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-50-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-46-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-44-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-40-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-38-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-37-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-32-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-30-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-116-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-26-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-22-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-20-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-18-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-96-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-92-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-80-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-68-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-34-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-24-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-16-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-14-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-12-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-10-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-8-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-7-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-488-0x0000000007660000-0x0000000007666000-memory.dmp
memory/5928-487-0x0000000006E30000-0x0000000006E46000-memory.dmp
memory/5928-489-0x00000000063A0000-0x00000000063B0000-memory.dmp
memory/5928-491-0x00000000063A0000-0x00000000063B0000-memory.dmp
memory/5928-120-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-122-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-124-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-126-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-128-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-130-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-132-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-94-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-48-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-43-0x00000000063B0000-0x000000000640B000-memory.dmp
memory/5928-6-0x00000000063B0000-0x00000000063FE000-memory.dmp
memory/5928-5-0x0000000006060000-0x000000000606A000-memory.dmp
memory/5928-4-0x00000000063A0000-0x00000000063B0000-memory.dmp
memory/5928-3-0x0000000006110000-0x00000000061AC000-memory.dmp
memory/5928-2-0x0000000006070000-0x0000000006102000-memory.dmp
memory/5928-1-0x0000000006580000-0x0000000006B24000-memory.dmp
memory/5928-0-0x0000000000F80000-0x0000000001670000-memory.dmp
memory/5928-974-0x00000000063A0000-0x00000000063B0000-memory.dmp