Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
26-05-2024 10:10
Static task
static1
Behavioral task
behavioral1
Sample
bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe
Resource
win7-20240221-en
General
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Target
bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe
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Size
1.8MB
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MD5
6918979fcb2e5e36561de0da2c9eb0e9
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SHA1
7ef356d519c119782ac2b71e0007d58e4537fc62
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SHA256
bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2
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SHA512
283ebdb3e05c8f4f4cb28ce68574e558da3bb7226059f4536a4d826518a01f4b1b89b425716c53e7d4ea6ea7cb0d005bd9da057f0d75979967505e6551beaa08
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SSDEEP
24576:/3vLRdVhZBK8NogWYO090OGi93bBodjwC/hR:/3d5ZQ1Yx3+
Malware Config
Extracted
metasploit
windows/shell_reverse_tcp
1.15.12.73:4567
Signatures
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exedescription ioc process File opened (read-only) \??\I: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\J: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\K: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\P: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\B: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\O: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\Q: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\S: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\U: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\V: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\E: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\L: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\N: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\W: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\X: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\Y: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\Z: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\H: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\G: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\M: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\R: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\T: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe File opened (read-only) \??\A: bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe -
Drops file in System32 directory 1 IoCs
Processes:
bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exedescription ioc process File opened for modification C:\Windows\SysWOW64\ bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
Processes:
bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000_Classes\Local Settings bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exebed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exedescription pid process Token: SeDebugPrivilege 1836 bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe Token: SeDebugPrivilege 1836 bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe Token: SeDebugPrivilege 4284 bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe Token: SeDebugPrivilege 4284 bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exedescription pid process target process PID 1836 wrote to memory of 4284 1836 bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe PID 1836 wrote to memory of 4284 1836 bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe PID 1836 wrote to memory of 4284 1836 bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe"C:\Users\Admin\AppData\Local\Temp\bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe"C:\Users\Admin\AppData\Local\Temp\bed8bfd98f52640bdb142d886fb86b71c0cee1dd0c8d28d24b2f019829cf08a2.exe" Admin2⤵
- Enumerates connected drives
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/1836-0-0x0000000002340000-0x0000000002341000-memory.dmpFilesize
4KB
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memory/1836-1-0x0000000002340000-0x0000000002341000-memory.dmpFilesize
4KB
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memory/1836-2-0x0000000002570000-0x0000000002571000-memory.dmpFilesize
4KB
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memory/1836-4-0x0000000000400000-0x00000000005E5000-memory.dmpFilesize
1.9MB
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memory/4284-6-0x00000000022E0000-0x00000000022E1000-memory.dmpFilesize
4KB
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memory/4284-7-0x0000000000400000-0x00000000005E5000-memory.dmpFilesize
1.9MB
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memory/4284-9-0x0000000000400000-0x00000000005E5000-memory.dmpFilesize
1.9MB