Analysis
-
max time kernel
111s -
max time network
108s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
27/11/2022, 12:39
Static task
static1
Behavioral task
behavioral1
Sample
6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe
Resource
win7-20220812-en
General
-
Target
6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe
-
Size
452KB
-
MD5
43344c56bd5ddc32f2b23e84ca2fedc3
-
SHA1
46ba23be893b83479cfa6781adcd2c9080cad34f
-
SHA256
6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc
-
SHA512
ef82d1aa1137bc62163ee92e32aaebe85bd044707568530fa6d1540b3baf26ad825df0a6d28e79313a6f49070be21f9f7a6ea901250bde128e26d47df58ebe12
-
SSDEEP
6144:DPd9CRAwDgrPqXkRaz61RHqGTcdzg5KBY1DXiXv6PxJ6F7aAcRbdyDBAFlHj6s45:bnRigrPD1RX++KSJ47ZckAX/U
Malware Config
Signatures
-
NirSoft MailPassView 11 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/948-61-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/948-63-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/948-65-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/948-67-0x000000000047EA6E-mapping.dmp MailPassView behavioral1/memory/948-69-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/948-72-0x0000000000400000-0x0000000000484000-memory.dmp MailPassView behavioral1/memory/608-76-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/608-77-0x0000000000411654-mapping.dmp MailPassView behavioral1/memory/608-80-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/608-81-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral1/memory/608-88-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 11 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/948-61-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/948-63-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/948-65-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/948-67-0x000000000047EA6E-mapping.dmp WebBrowserPassView behavioral1/memory/948-69-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/948-72-0x0000000000400000-0x0000000000484000-memory.dmp WebBrowserPassView behavioral1/memory/1376-82-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1376-83-0x0000000000442628-mapping.dmp WebBrowserPassView behavioral1/memory/1376-86-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1376-89-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral1/memory/1376-90-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
Nirsoft 16 IoCs
resource yara_rule behavioral1/memory/948-61-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/948-63-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/948-65-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/948-67-0x000000000047EA6E-mapping.dmp Nirsoft behavioral1/memory/948-69-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/948-72-0x0000000000400000-0x0000000000484000-memory.dmp Nirsoft behavioral1/memory/608-76-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/608-77-0x0000000000411654-mapping.dmp Nirsoft behavioral1/memory/608-80-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/608-81-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1376-82-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1376-83-0x0000000000442628-mapping.dmp Nirsoft behavioral1/memory/1376-86-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/608-88-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral1/memory/1376-89-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral1/memory/1376-90-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
Uses the VBS compiler for execution 1 TTPs
-
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\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.
flow ioc 3 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 892 set thread context of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 948 set thread context of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 set thread context of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1756 schtasks.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 892 wrote to memory of 1756 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 27 PID 892 wrote to memory of 1756 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 27 PID 892 wrote to memory of 1756 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 27 PID 892 wrote to memory of 1756 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 27 PID 892 wrote to memory of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 892 wrote to memory of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 892 wrote to memory of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 892 wrote to memory of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 892 wrote to memory of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 892 wrote to memory of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 892 wrote to memory of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 892 wrote to memory of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 892 wrote to memory of 948 892 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 29 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 608 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 31 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32 PID 948 wrote to memory of 1376 948 6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe 32
Processes
-
C:\Users\Admin\AppData\Local\Temp\6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe"C:\Users\Admin\AppData\Local\Temp\6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:892 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Update\Windows" /XML "C:\Users\Admin\AppData\Local\Temp\427150216.xml"2⤵
- Creates scheduled task(s)
PID:1756
-
-
C:\Users\Admin\AppData\Local\Temp\6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe"C:\Users\Admin\AppData\Local\Temp\6c8b8c667a462285e9c52d0371b087879c3c93b481e6afc0482ed0cd3797f6dc.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:948 -
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:608
-
-
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:1376
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD577691a4b185b94d9165885fe82b25a36
SHA1c05c1918805206c72c100406e1ddf5dd6a98719a
SHA2569adfddd80624f61a7835aa77692130eb7be305037785439d2cbeab7ab4fb3271
SHA512e4e0f9ee7e87dbd40140617d7b61390abf38a9eba08042f509b883073c92434753720d86c181b125260dd5b283875d65612e9eb6271959d44b12f30e2e1f1da4
-
Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84