Analysis
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max time kernel
95s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21/11/2024, 08:39
Static task
static1
Behavioral task
behavioral1
Sample
d6efa90d2b7cf0aabc00d25c40b9cef231ab81b055c6b5e47655630bb1cc62bf.vbe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
d6efa90d2b7cf0aabc00d25c40b9cef231ab81b055c6b5e47655630bb1cc62bf.vbe
Resource
win10v2004-20241007-en
General
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Target
d6efa90d2b7cf0aabc00d25c40b9cef231ab81b055c6b5e47655630bb1cc62bf.vbe
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Size
1.6MB
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MD5
76c9e79512fae43cf3418e7ffd2e6d7e
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SHA1
83604bad711a92e9ec62a342311c8d3701f75516
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SHA256
d6efa90d2b7cf0aabc00d25c40b9cef231ab81b055c6b5e47655630bb1cc62bf
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SHA512
981d53e103297efbca428c2ff41d216af21979d4818605066a2da6aca1bfee05b0fe9d1f4a3aae7b561d1e14526d5063ead985250724c0ba748eef7be7066bb2
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SSDEEP
24576:tjkxjYmgPzdgQpoaDR5zPYNUgMbHORCOWsIGKA4SLAGIV2RwtZ3AQEyrPvbvGcUW:R
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation WScript.exe -
Executes dropped EXE 1 IoCs
pid Process 3144 temp_glvfS.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3144 set thread context of 5084 3144 temp_glvfS.exe 90 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegAsm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language temp_glvfS.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe 5084 RegAsm.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2540 wrote to memory of 3144 2540 WScript.exe 89 PID 2540 wrote to memory of 3144 2540 WScript.exe 89 PID 2540 wrote to memory of 3144 2540 WScript.exe 89 PID 3144 wrote to memory of 5084 3144 temp_glvfS.exe 90 PID 3144 wrote to memory of 5084 3144 temp_glvfS.exe 90 PID 3144 wrote to memory of 5084 3144 temp_glvfS.exe 90 PID 3144 wrote to memory of 5084 3144 temp_glvfS.exe 90 PID 3144 wrote to memory of 5084 3144 temp_glvfS.exe 90 PID 3144 wrote to memory of 5084 3144 temp_glvfS.exe 90
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\d6efa90d2b7cf0aabc00d25c40b9cef231ab81b055c6b5e47655630bb1cc62bf.vbe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Users\Admin\AppData\Local\Temp\temp_glvfS.exe"C:\Users\Admin\AppData\Local\Temp\temp_glvfS.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3144 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:5084
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
774KB
MD536972ab0b73f25f92b42448d6faaea58
SHA118782056df033e6602800453fde691cdd15262f9
SHA256ea2416415a1453f3431f33b2cbad63d8496f7c4450c021be197e52d8e23fe84e
SHA512b035957f5a6dbe31978670e618a6dbfa461b864971e1a0429fee7dfb17330a3d19fc29f0649f08888488cf8fba51e48f0cc18e0af0fd0f654ad77326d1f76861