Analysis
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max time kernel
153s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
26-11-2022 09:40
Static task
static1
Behavioral task
behavioral1
Sample
d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe
Resource
win10v2004-20221111-en
General
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Target
d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe
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Size
1.7MB
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MD5
e9427f90fa6a5eeae0cd35ba233b8ef5
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SHA1
de895483069263701470cd8d5ed17faa6f9997e8
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SHA256
d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3
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SHA512
b2605f9ec45e5ecb63d63decb3d934e724adb0c35945c110c7e1775e9516f1b8b5dfe1814e98c372d40c487e05ad86073f84593a783ed5b47ad4c7e7d54bd23b
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SSDEEP
49152:Jkwkn9IMHeaCZ5HMAn1+PcYpcH025aPCS:ydnVA5xn1fxH02sPC
Malware Config
Signatures
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NirSoft MailPassView 11 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\6104\6104.exe MailPassView \Users\Admin\AppData\Local\Temp\6104\6104.exe MailPassView \Users\Admin\AppData\Local\Temp\6104\6104.exe MailPassView \Users\Admin\AppData\Local\Temp\6104\6104.exe MailPassView C:\Users\Admin\AppData\Local\Temp\6104\6104.exe MailPassView C:\Users\Admin\AppData\Local\Temp\6104\6104.exe MailPassView behavioral1/memory/1164-66-0x0000000000411714-mapping.dmp MailPassView behavioral1/memory/1164-65-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1164-69-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1164-71-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/1164-72-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 11 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\6104\6104.exe WebBrowserPassView \Users\Admin\AppData\Local\Temp\6104\6104.exe WebBrowserPassView \Users\Admin\AppData\Local\Temp\6104\6104.exe WebBrowserPassView \Users\Admin\AppData\Local\Temp\6104\6104.exe WebBrowserPassView C:\Users\Admin\AppData\Local\Temp\6104\6104.exe WebBrowserPassView C:\Users\Admin\AppData\Local\Temp\6104\6104.exe WebBrowserPassView behavioral1/memory/1140-73-0x0000000000400000-0x0000000000459000-memory.dmp WebBrowserPassView behavioral1/memory/1140-74-0x0000000000442F04-mapping.dmp WebBrowserPassView behavioral1/memory/1140-77-0x0000000000400000-0x0000000000459000-memory.dmp WebBrowserPassView behavioral1/memory/1140-78-0x0000000000400000-0x0000000000459000-memory.dmp WebBrowserPassView behavioral1/memory/1140-80-0x0000000000400000-0x0000000000459000-memory.dmp WebBrowserPassView -
Nirsoft 20 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\6104\6104.exe Nirsoft \Users\Admin\AppData\Local\Temp\6104\6104.exe Nirsoft \Users\Admin\AppData\Local\Temp\6104\6104.exe Nirsoft \Users\Admin\AppData\Local\Temp\6104\6104.exe Nirsoft C:\Users\Admin\AppData\Local\Temp\6104\6104.exe Nirsoft C:\Users\Admin\AppData\Local\Temp\6104\6104.exe Nirsoft behavioral1/memory/1164-66-0x0000000000411714-mapping.dmp Nirsoft behavioral1/memory/1164-65-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1164-69-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1164-71-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1164-72-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1140-73-0x0000000000400000-0x0000000000459000-memory.dmp Nirsoft behavioral1/memory/1140-74-0x0000000000442F04-mapping.dmp Nirsoft behavioral1/memory/1140-77-0x0000000000400000-0x0000000000459000-memory.dmp Nirsoft behavioral1/memory/1140-78-0x0000000000400000-0x0000000000459000-memory.dmp Nirsoft behavioral1/memory/1140-80-0x0000000000400000-0x0000000000459000-memory.dmp Nirsoft behavioral1/memory/956-82-0x0000000000400000-0x0000000000415000-memory.dmp Nirsoft behavioral1/memory/956-83-0x000000000040BEC0-mapping.dmp Nirsoft behavioral1/memory/956-86-0x0000000000400000-0x0000000000415000-memory.dmp Nirsoft behavioral1/memory/956-88-0x0000000000400000-0x0000000000415000-memory.dmp Nirsoft -
Executes dropped EXE 1 IoCs
Processes:
6104.exepid process 1444 6104.exe -
Loads dropped DLL 4 IoCs
Processes:
d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exepid process 1404 d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe 1404 d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe 1404 d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe 1404 d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.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-1-5-21-999675638-2867687379-27515722-1000\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 6 whatismyipaddress.com 7 whatismyipaddress.com 4 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
Processes:
6104.exedescription pid process target process PID 1444 set thread context of 1164 1444 6104.exe vbc.exe PID 1444 set thread context of 1140 1444 6104.exe vbc.exe PID 1444 set thread context of 956 1444 6104.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 43 IoCs
Processes:
6104.exepid process 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe 1444 6104.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
6104.exedescription pid process Token: SeDebugPrivilege 1444 6104.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
6104.exepid process 1444 6104.exe -
Suspicious use of WriteProcessMemory 34 IoCs
Processes:
d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe6104.exedescription pid process target process PID 1404 wrote to memory of 1444 1404 d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe 6104.exe PID 1404 wrote to memory of 1444 1404 d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe 6104.exe PID 1404 wrote to memory of 1444 1404 d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe 6104.exe PID 1404 wrote to memory of 1444 1404 d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe 6104.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1164 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 1140 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe PID 1444 wrote to memory of 956 1444 6104.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe"C:\Users\Admin\AppData\Local\Temp\d61b5219d90f738301b61a6c6f332ba8a6957084a10017c7b8fdd05188dcfac3.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1404 -
C:\Users\Admin\AppData\Local\Temp\6104\6104.exe"C:\Users\Admin\AppData\Local\Temp\6104\6104.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1444 -
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
PID:1164
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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⤵PID:1140
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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\holderprodkey.txt"3⤵PID:956
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
936KB
MD509f4a08b5e5082acaa707b33d8ff7b54
SHA1df3f00a21517c662232f5faf2d10532cdb0dfcd7
SHA2569a60e31e4f3f246651737cb069a364d0ca9925609c5f25e641cebd84ce0c17eb
SHA512dbca8f650cfcba4738a331c3bc243e984a11fb38e1b05172294575e135e98b7c8b7fc7a5039e5acc51c4dcea90380ad6d86b5f32fd82bca042ccb5b49ac0f566
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Filesize
936KB
MD509f4a08b5e5082acaa707b33d8ff7b54
SHA1df3f00a21517c662232f5faf2d10532cdb0dfcd7
SHA2569a60e31e4f3f246651737cb069a364d0ca9925609c5f25e641cebd84ce0c17eb
SHA512dbca8f650cfcba4738a331c3bc243e984a11fb38e1b05172294575e135e98b7c8b7fc7a5039e5acc51c4dcea90380ad6d86b5f32fd82bca042ccb5b49ac0f566
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Filesize
1KB
MD5bbcb59f40810cd9bd91818eab2669972
SHA1fdaf65809febaf21e9808f24562bdb0a909c3292
SHA256c39ccb0a90425d35e361397d79b325e7aa364e82bc09de77f43ea00e77ff8f4b
SHA51204980ef0c2ef7cbb87c4c2f96ad60f8e8e786456d4b4143f118b87a2f1cc072f4fe36e9c74bbed6734971dca01a788a6444e29e41202272a7aef4650d59d81e3
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
936KB
MD509f4a08b5e5082acaa707b33d8ff7b54
SHA1df3f00a21517c662232f5faf2d10532cdb0dfcd7
SHA2569a60e31e4f3f246651737cb069a364d0ca9925609c5f25e641cebd84ce0c17eb
SHA512dbca8f650cfcba4738a331c3bc243e984a11fb38e1b05172294575e135e98b7c8b7fc7a5039e5acc51c4dcea90380ad6d86b5f32fd82bca042ccb5b49ac0f566
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Filesize
936KB
MD509f4a08b5e5082acaa707b33d8ff7b54
SHA1df3f00a21517c662232f5faf2d10532cdb0dfcd7
SHA2569a60e31e4f3f246651737cb069a364d0ca9925609c5f25e641cebd84ce0c17eb
SHA512dbca8f650cfcba4738a331c3bc243e984a11fb38e1b05172294575e135e98b7c8b7fc7a5039e5acc51c4dcea90380ad6d86b5f32fd82bca042ccb5b49ac0f566
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Filesize
936KB
MD509f4a08b5e5082acaa707b33d8ff7b54
SHA1df3f00a21517c662232f5faf2d10532cdb0dfcd7
SHA2569a60e31e4f3f246651737cb069a364d0ca9925609c5f25e641cebd84ce0c17eb
SHA512dbca8f650cfcba4738a331c3bc243e984a11fb38e1b05172294575e135e98b7c8b7fc7a5039e5acc51c4dcea90380ad6d86b5f32fd82bca042ccb5b49ac0f566
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Filesize
936KB
MD509f4a08b5e5082acaa707b33d8ff7b54
SHA1df3f00a21517c662232f5faf2d10532cdb0dfcd7
SHA2569a60e31e4f3f246651737cb069a364d0ca9925609c5f25e641cebd84ce0c17eb
SHA512dbca8f650cfcba4738a331c3bc243e984a11fb38e1b05172294575e135e98b7c8b7fc7a5039e5acc51c4dcea90380ad6d86b5f32fd82bca042ccb5b49ac0f566