Analysis
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max time kernel
288s -
max time network
293s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
21-07-2022 14:27
Static task
static1
Behavioral task
behavioral1
Sample
4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe
Resource
win7-20220718-en
General
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Target
4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe
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Size
1.1MB
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MD5
4388de7dad58c945135233312a05daa8
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SHA1
2a6f646402485d6e54e95bcffdbd632d8b433298
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SHA256
4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d
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SHA512
e23e4c7f45640ce08fca109ed9c45c83510d4b0f31a25001eade3da9a73ddc33e39eaa192160b5337c496a161be32231544e7604da35a8280fd316938f15061a
Malware Config
Extracted
netwire
xman2.duckdns.org:4433
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activex_autorun
false
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copy_executable
false
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delete_original
false
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host_id
HostId-%Rand%
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lock_executable
false
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offline_keylogger
false
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password
Password
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registry_autorun
false
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use_mutex
false
Signatures
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NetWire RAT payload 4 IoCs
Processes:
resource yara_rule behavioral2/memory/3708-136-0x0000000000400000-0x0000000000450000-memory.dmp netwire behavioral2/memory/3708-137-0x0000000000400000-0x0000000000450000-memory.dmp netwire behavioral2/memory/3708-138-0x0000000000400000-0x0000000000450000-memory.dmp netwire behavioral2/memory/3708-141-0x0000000000400000-0x0000000000450000-memory.dmp netwire -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\Control Panel\International\Geo\Nation 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exedescription pid process target process PID 4504 set thread context of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.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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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exepowershell.exepid process 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe 4512 powershell.exe 4512 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exepowershell.exedescription pid process Token: SeDebugPrivilege 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe Token: SeDebugPrivilege 4512 powershell.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exedescription pid process target process PID 4504 wrote to memory of 4512 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe powershell.exe PID 4504 wrote to memory of 4512 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe powershell.exe PID 4504 wrote to memory of 4512 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe powershell.exe PID 4504 wrote to memory of 4644 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe schtasks.exe PID 4504 wrote to memory of 4644 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe schtasks.exe PID 4504 wrote to memory of 4644 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe schtasks.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe PID 4504 wrote to memory of 3708 4504 4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe"C:\Users\Admin\AppData\Local\Temp\4328753e0685f48e5ee0e212e5bafbce11c43fb2aaa37a0b4d9fa6303d89e29d.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4504 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zgnciRUYxN.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4512 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zgnciRUYxN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp48F0.tmp"2⤵
- Creates scheduled task(s)
PID:4644 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"2⤵PID:3708
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5995bd9103a7328f1e2ef6bc44f550e2d
SHA18fd929782676bdd6df69d6fbe1648dfc3d7b5407
SHA25668e1b2d2eecdc6d08c070b295b6fafa59f1103f7d53fbd1d7d590220827d6ed6
SHA512afced57fb4a6886ec18abe5305740fad85f3847883783e68bb3377e5abd7aaffc5748b8944e33979516686d56f3b887e32d331e4c373b4a0dd8e4ee56bf9bb98