Analysis
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max time kernel
182s -
max time network
195s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 13:42
Static task
static1
Behavioral task
behavioral1
Sample
8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe
Resource
win7-20221111-en
General
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Target
8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe
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Size
502KB
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MD5
d05fe3b7a0fe2a6dccc9d212f7c744b3
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SHA1
36be6ed26d476e44e3956404d95ba4ea27d1f066
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SHA256
8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62
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SHA512
3d32d56dc28e4b1f7363bdb0784a3ed54637e0ad0bf01eddfe4a169112b3278feec59e9badf37901afed6ae17ccf18749ae545958ff5a6cd2e33351d6d44b8b3
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SSDEEP
6144:TCbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9rH6:GQtqB5urTIoYWBQk1E+VF9mOx9u
Malware Config
Signatures
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NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/652-134-0x0000000000000000-mapping.dmp MailPassView behavioral2/memory/652-135-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/652-137-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/652-138-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 5 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/2564-139-0x0000000000000000-mapping.dmp WebBrowserPassView behavioral2/memory/2564-140-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2564-142-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2564-143-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/2564-145-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 9 IoCs
Processes:
resource yara_rule behavioral2/memory/652-134-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/652-135-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/652-137-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/652-138-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/2564-139-0x0000000000000000-mapping.dmp Nirsoft behavioral2/memory/2564-140-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2564-142-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2564-143-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/2564-145-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
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-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 41 whatismyipaddress.com -
Suspicious use of SetThreadContext 2 IoCs
Processes:
8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exedescription pid process target process PID 4396 set thread context of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 set thread context of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
vbc.exepid process 2564 vbc.exe 2564 vbc.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exedescription pid process target process PID 4396 wrote to memory of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 652 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe PID 4396 wrote to memory of 2564 4396 8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe"C:\Users\Admin\AppData\Local\Temp\8dccb5c2336a22213ffac77d84277ca2e061e2395b008c0d3739878e6a22cb62.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4396 -
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"2⤵
- Accesses Microsoft Outlook accounts
PID:652 -
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"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2564
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196