Analysis
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max time kernel
142s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
26-07-2023 09:44
Static task
static1
Behavioral task
behavioral1
Sample
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe
Resource
win10v2004-20230703-en
General
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Target
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe
-
Size
1.2MB
-
MD5
81f9de1413f35585e3eda567859d6327
-
SHA1
b033df120cb75bfbecfe0f5d75b6d3c74cf26bf7
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SHA256
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c
-
SHA512
67c1d3bf559752c2bf4b7f725008ebb47317143aa9ff5b7e288e7ee706d407de54dbc2c0bd8ef2933b0a8c8de61bc5c4b12316be913518264673e79863341c7a
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SSDEEP
24576:3UXKCz7PPJENPvGbYAgcGel2vZ400k+eq3iXWVhcK0C:3Yz7JE1vGbYA5zYvv0hc5C
Malware Config
Extracted
Protocol: ftp- Host:
ftp.lucd.ru - Port:
21 - Username:
[email protected] - Password:
obum@911
Signatures
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe -
NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/1536-144-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral2/memory/3960-154-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3960-157-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3960-158-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/3960-160-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 5 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/1536-144-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral2/memory/2248-164-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2248-166-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2248-167-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2248-174-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 9 IoCs
Processes:
resource yara_rule behavioral2/memory/1536-144-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral2/memory/3960-154-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3960-157-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3960-158-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3960-160-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2248-164-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2248-166-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2248-167-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2248-174-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe -
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-1-5-21-3011986978-2180659500-3669311805-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3011986978-2180659500-3669311805-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 36 whatismyipaddress.com 38 whatismyipaddress.com -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exedescription pid process target process PID 3832 set thread context of 1536 3832 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe PID 1536 set thread context of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 set thread context of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
vbc.exe7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exepid process 2248 vbc.exe 2248 vbc.exe 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exedescription pid process Token: SeDebugPrivilege 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exepid process 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exedescription pid process target process PID 3832 wrote to memory of 1536 3832 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe PID 3832 wrote to memory of 1536 3832 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe PID 3832 wrote to memory of 1536 3832 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe PID 3832 wrote to memory of 1536 3832 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe PID 3832 wrote to memory of 1536 3832 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe PID 3832 wrote to memory of 1536 3832 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe PID 3832 wrote to memory of 1536 3832 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe PID 3832 wrote to memory of 1536 3832 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe PID 1536 wrote to memory of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 3960 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe PID 1536 wrote to memory of 2248 1536 7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe"C:\Users\Admin\AppData\Local\Temp\7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe"{path}"2⤵
- Adds Run key to start application
- 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.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"3⤵
- Accesses Microsoft Outlook accounts
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"3⤵
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\7a30f11aee32cb6b96651c34349d1d290413c01e3c48e056bc833ca97856730c.exe.logFilesize
1KB
MD55200da2e50f24d5d543c3f10674acdcb
SHA1b574a3336839882d799c0a7f635ea238efb934ee
SHA256d2d81c1c9d35bc66149beaa77029bee68664d8512fc1efe373180bab77d61026
SHA51224722a7de3250a6027a411c8b79d0720554c4efd59553f54b94ab77dc21efbf3191e0912901db475f08a6e9c1855d9e9594504d80d27300097418f4384a9d9cb
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C:\Users\Admin\AppData\Local\Temp\holderwb.txtFilesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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memory/1536-161-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB
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memory/1536-163-0x0000000005450000-0x0000000005460000-memory.dmpFilesize
64KB
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memory/1536-162-0x0000000005450000-0x0000000005460000-memory.dmpFilesize
64KB
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memory/1536-148-0x0000000005450000-0x0000000005460000-memory.dmpFilesize
64KB
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memory/1536-156-0x0000000005450000-0x0000000005460000-memory.dmpFilesize
64KB
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memory/1536-144-0x0000000000400000-0x0000000000488000-memory.dmpFilesize
544KB
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memory/1536-147-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB
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memory/2248-173-0x0000000000460000-0x0000000000529000-memory.dmpFilesize
804KB
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memory/2248-167-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2248-166-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2248-164-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/2248-174-0x0000000000400000-0x0000000000458000-memory.dmpFilesize
352KB
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memory/3832-140-0x00000000051F0000-0x0000000005246000-memory.dmpFilesize
344KB
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memory/3832-139-0x0000000004F90000-0x0000000004F9A000-memory.dmpFilesize
40KB
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memory/3832-134-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB
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memory/3832-143-0x0000000006410000-0x0000000006476000-memory.dmpFilesize
408KB
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memory/3832-135-0x0000000004EC0000-0x0000000004F5C000-memory.dmpFilesize
624KB
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memory/3832-136-0x0000000005510000-0x0000000005AB4000-memory.dmpFilesize
5.6MB
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memory/3832-137-0x0000000005000000-0x0000000005092000-memory.dmpFilesize
584KB
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memory/3832-142-0x0000000004FE0000-0x0000000004FF0000-memory.dmpFilesize
64KB
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memory/3832-141-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB
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memory/3832-133-0x00000000003C0000-0x00000000004F6000-memory.dmpFilesize
1.2MB
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memory/3832-149-0x0000000074730000-0x0000000074EE0000-memory.dmpFilesize
7.7MB
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memory/3832-138-0x0000000004FE0000-0x0000000004FF0000-memory.dmpFilesize
64KB
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memory/3960-160-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/3960-158-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/3960-157-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/3960-154-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB