Analysis
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max time kernel
155s -
max time network
173s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
27-11-2022 14:09
Static task
static1
Behavioral task
behavioral1
Sample
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe
Resource
win10v2004-20221111-en
General
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Target
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe
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Size
952KB
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MD5
d07010e606a7ce5c26a7e8fca6ede289
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SHA1
0301b1d31f291af8c9268dcfddb1a9b708fb5064
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SHA256
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c
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SHA512
a91d72788a3e9468b59e3ae0326036962f0648be6602ab953d9e6b83cdffa9570c36b2fa79b46373805d88e4b2bb4bc2a4f08a42f23d1999cf575bcece945674
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SSDEEP
24576:IaaIERvwfrJlJjZ55EF2KdZ8shV4VTci/Vxv4Oa:baFBCljf2Dks/4Oitxvg
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\67ML5dwQ681Bvgc6\\xQNZppzuQGc7.exe\",explorer.exe" 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe -
Drops file in Drivers directory 1 IoCs
Processes:
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
vbc.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 7 whatismyipaddress.com 4 whatismyipaddress.com 6 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exedescription pid process target process PID 1800 set thread context of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1320 set thread context of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 set thread context of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exepid process 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exevbc.exevbc.exedescription pid process Token: SeDebugPrivilege 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe Token: SeDebugPrivilege 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe Token: SeDebugPrivilege 472 vbc.exe Token: SeDebugPrivilege 1952 vbc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exepid process 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exedescription pid process target process PID 1800 wrote to memory of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1800 wrote to memory of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1800 wrote to memory of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1800 wrote to memory of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1800 wrote to memory of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1800 wrote to memory of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1800 wrote to memory of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1800 wrote to memory of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1800 wrote to memory of 1320 1800 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 472 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe PID 1320 wrote to memory of 1952 1320 2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe"C:\Users\Admin\AppData\Local\Temp\2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in Drivers directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe"C:\Users\Admin\AppData\Local\Temp\2a82d6dca9191d0256db3f5b1dd68860c7901699f5297cb22a3bbbe3c339029c.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"3⤵
- Accesses Microsoft Outlook accounts
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"3⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\holdermail.txtFilesize
327B
MD51265c5140a2f68b05b92aa1a25a2abb6
SHA1627a660e9d2a41c8c4a662ca44fdb68a1356bc82
SHA256694bae0c1ebf6f8eeb8d902b1bfad57ed9a42dea6d3e327a0137a1c9f4f0c6b9
SHA512ad6a1dd57ec84459f28926d07e25f2c4f49dc67ff95b8400e85c3bcb8eccc471dbac5e2b1a2758fb563866ecacc2fae4657dfb85197fb4cd2547eef334b8a216
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C:\Users\Admin\AppData\Local\Temp\holdermail.txtFilesize
329B
MD5f8ddf0fe04f214d64c3e5094ed622858
SHA1245a91a1c968c45820fbbb319c1bcfc98b01b04e
SHA256f73d76c930aa76b78390a50ee72b9169c7064b9e1256de76ab9ffb43bca8f5d3
SHA512e6385a3d47f8969f2079ae28a4e2753c2da60e37601ebd15049e21f1490e7a1ec760a3cc6c8b75a8049aa8a08735a9f24187d7ad13c6ac8d4a5510dc88718900
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memory/472-72-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/472-88-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/472-85-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/472-84-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/472-80-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/472-81-0x0000000000462B6D-mapping.dmp
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memory/472-79-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/472-77-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/472-75-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/472-73-0x0000000000400000-0x000000000048E000-memory.dmpFilesize
568KB
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memory/1320-66-0x0000000000400000-0x0000000000522000-memory.dmpFilesize
1.1MB
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memory/1320-57-0x0000000000400000-0x0000000000522000-memory.dmpFilesize
1.1MB
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memory/1320-70-0x0000000074740000-0x0000000074CEB000-memory.dmpFilesize
5.7MB
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memory/1320-68-0x0000000000400000-0x0000000000522000-memory.dmpFilesize
1.1MB
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memory/1320-104-0x0000000000D15000-0x0000000000D26000-memory.dmpFilesize
68KB
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memory/1320-64-0x000000000051BB4E-mapping.dmp
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memory/1320-62-0x0000000000400000-0x0000000000522000-memory.dmpFilesize
1.1MB
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memory/1320-63-0x0000000000400000-0x0000000000522000-memory.dmpFilesize
1.1MB
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memory/1320-60-0x0000000000400000-0x0000000000522000-memory.dmpFilesize
1.1MB
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memory/1320-58-0x0000000000400000-0x0000000000522000-memory.dmpFilesize
1.1MB
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memory/1320-86-0x0000000074740000-0x0000000074CEB000-memory.dmpFilesize
5.7MB
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memory/1320-71-0x0000000000D15000-0x0000000000D26000-memory.dmpFilesize
68KB
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memory/1800-56-0x0000000074740000-0x0000000074CEB000-memory.dmpFilesize
5.7MB
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memory/1800-55-0x0000000074740000-0x0000000074CEB000-memory.dmpFilesize
5.7MB
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memory/1800-54-0x0000000075241000-0x0000000075243000-memory.dmpFilesize
8KB
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memory/1952-89-0x0000000000400000-0x000000000048B000-memory.dmpFilesize
556KB
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memory/1952-90-0x0000000000400000-0x000000000048B000-memory.dmpFilesize
556KB
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memory/1952-92-0x0000000000400000-0x000000000048B000-memory.dmpFilesize
556KB
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memory/1952-94-0x0000000000400000-0x000000000048B000-memory.dmpFilesize
556KB
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memory/1952-98-0x0000000000460E2D-mapping.dmp
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memory/1952-97-0x0000000000400000-0x000000000048B000-memory.dmpFilesize
556KB
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memory/1952-96-0x0000000000400000-0x000000000048B000-memory.dmpFilesize
556KB
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memory/1952-101-0x0000000000400000-0x000000000048B000-memory.dmpFilesize
556KB
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memory/1952-103-0x0000000000400000-0x000000000048B000-memory.dmpFilesize
556KB