Analysis Overview
SHA256
5c789f2a59680e623471992d88669b2b647f591c2a9a4deffef8fc0d6d10e5fd
Threat Level: Known bad
The file 5c789f2a59680e623471992d88669b2b647f591c2a9a4deffef8fc0d6d10e5fd was found to be: Known bad.
Malicious Activity Summary
HawkEye
NirSoft MailPassView
Nirsoft
NirSoft WebBrowserPassView
Executes dropped EXE
Uses the VBS compiler for execution
Loads dropped DLL
Reads user/profile data of web browsers
Accesses Microsoft Outlook accounts
Looks up external IP address via web service
Adds Run key to start application
Suspicious use of SetThreadContext
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-08-01 06:21
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-08-01 06:21
Reported
2022-08-01 07:59
Platform
win7-20220718-en
Max time kernel
152s
Max time network
133s
Command Line
Signatures
HawkEye
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\5c789f2a59680e623471992d88669b2b647f591c2a9a4deffef8fc0d6d10e5fd.exe | N/A |
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2000 set thread context of 1496 | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 2000 set thread context of 592 | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5c789f2a59680e623471992d88669b2b647f591c2a9a4deffef8fc0d6d10e5fd.exe
"C:\Users\Admin\AppData\Local\Temp\5c789f2a59680e623471992d88669b2b647f591c2a9a4deffef8fc0d6d10e5fd.exe"
C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE
C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.154.36:80 | whatismyipaddress.com | tcp |
| US | 104.16.154.36:443 | whatismyipaddress.com | tcp |
| US | 104.16.155.36:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | webmail.secure.vcc.com.sa | udp |
Files
memory/1924-54-0x0000000076201000-0x0000000076203000-memory.dmp
\Users\Admin\AppData\Local\Temp\57yhyh.ExE
| MD5 | ab418760574d0fa537f3ce9fc8871180 |
| SHA1 | 20fe138ca27ed40dfe9f079ce400553a59efbdb5 |
| SHA256 | 51732a18274b436669fc01518dfcdda8ae51bebfc3b827d9ad18cb538d3e91c5 |
| SHA512 | 8aeda7dc0dcf96e4cc295d1336bdc85f560be1b06123664754538f65fb552268dc68aa61ee945a633708a511fa068fdd03bb68eac9b9d2fed94d6a5b1fe27e93 |
memory/2000-56-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE
| MD5 | ab418760574d0fa537f3ce9fc8871180 |
| SHA1 | 20fe138ca27ed40dfe9f079ce400553a59efbdb5 |
| SHA256 | 51732a18274b436669fc01518dfcdda8ae51bebfc3b827d9ad18cb538d3e91c5 |
| SHA512 | 8aeda7dc0dcf96e4cc295d1336bdc85f560be1b06123664754538f65fb552268dc68aa61ee945a633708a511fa068fdd03bb68eac9b9d2fed94d6a5b1fe27e93 |
C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE
| MD5 | ab418760574d0fa537f3ce9fc8871180 |
| SHA1 | 20fe138ca27ed40dfe9f079ce400553a59efbdb5 |
| SHA256 | 51732a18274b436669fc01518dfcdda8ae51bebfc3b827d9ad18cb538d3e91c5 |
| SHA512 | 8aeda7dc0dcf96e4cc295d1336bdc85f560be1b06123664754538f65fb552268dc68aa61ee945a633708a511fa068fdd03bb68eac9b9d2fed94d6a5b1fe27e93 |
memory/2000-60-0x00000000748F0000-0x0000000074E9B000-memory.dmp
memory/2000-61-0x00000000748F0000-0x0000000074E9B000-memory.dmp
memory/1496-62-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1496-63-0x0000000000411654-mapping.dmp
memory/1496-66-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2000-67-0x0000000002115000-0x0000000002126000-memory.dmp
memory/1496-68-0x0000000000400000-0x000000000041B000-memory.dmp
memory/1496-69-0x0000000000400000-0x000000000041B000-memory.dmp
memory/592-71-0x0000000000442628-mapping.dmp
memory/592-70-0x0000000000400000-0x0000000000458000-memory.dmp
memory/592-74-0x0000000000400000-0x0000000000458000-memory.dmp
memory/592-75-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f3b25701fe362ec84616a93a45ce9998 |
| SHA1 | d62636d8caec13f04e28442a0a6fa1afeb024bbb |
| SHA256 | b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209 |
| SHA512 | 98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84 |
memory/592-77-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2000-78-0x0000000002115000-0x0000000002126000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-08-01 06:21
Reported
2022-08-01 07:59
Platform
win10v2004-20220721-en
Max time kernel
129s
Max time network
157s
Command Line
Signatures
HawkEye
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | N/A |
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4736 set thread context of 3172 | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 4736 set thread context of 2336 | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5c789f2a59680e623471992d88669b2b647f591c2a9a4deffef8fc0d6d10e5fd.exe
"C:\Users\Admin\AppData\Local\Temp\5c789f2a59680e623471992d88669b2b647f591c2a9a4deffef8fc0d6d10e5fd.exe"
C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE
C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
Network
| Country | Destination | Domain | Proto |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.154.36:80 | whatismyipaddress.com | tcp |
| US | 20.42.65.88:443 | tcp | |
| US | 104.16.155.36:80 | whatismyipaddress.com | tcp |
| US | 93.184.221.240:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | 226.101.242.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | webmail.secure.vcc.com.sa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE
| MD5 | ab418760574d0fa537f3ce9fc8871180 |
| SHA1 | 20fe138ca27ed40dfe9f079ce400553a59efbdb5 |
| SHA256 | 51732a18274b436669fc01518dfcdda8ae51bebfc3b827d9ad18cb538d3e91c5 |
| SHA512 | 8aeda7dc0dcf96e4cc295d1336bdc85f560be1b06123664754538f65fb552268dc68aa61ee945a633708a511fa068fdd03bb68eac9b9d2fed94d6a5b1fe27e93 |
C:\Users\Admin\AppData\Local\Temp\57yhyh.ExE
| MD5 | ab418760574d0fa537f3ce9fc8871180 |
| SHA1 | 20fe138ca27ed40dfe9f079ce400553a59efbdb5 |
| SHA256 | 51732a18274b436669fc01518dfcdda8ae51bebfc3b827d9ad18cb538d3e91c5 |
| SHA512 | 8aeda7dc0dcf96e4cc295d1336bdc85f560be1b06123664754538f65fb552268dc68aa61ee945a633708a511fa068fdd03bb68eac9b9d2fed94d6a5b1fe27e93 |
memory/4736-130-0x0000000000000000-mapping.dmp
memory/4736-133-0x0000000074450000-0x0000000074A01000-memory.dmp
memory/4736-134-0x0000000074450000-0x0000000074A01000-memory.dmp
memory/3172-135-0x0000000000000000-mapping.dmp
memory/3172-136-0x0000000000400000-0x000000000041B000-memory.dmp
memory/3172-138-0x0000000000400000-0x000000000041B000-memory.dmp
memory/3172-139-0x0000000000400000-0x000000000041B000-memory.dmp
memory/2336-140-0x0000000000000000-mapping.dmp
memory/2336-141-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2336-143-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2336-144-0x0000000000400000-0x0000000000458000-memory.dmp
memory/2336-145-0x0000000000400000-0x0000000000458000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
| MD5 | f94dc819ca773f1e3cb27abbc9e7fa27 |
| SHA1 | 9a7700efadc5ea09ab288544ef1e3cd876255086 |
| SHA256 | a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92 |
| SHA512 | 72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196 |