Analysis
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max time kernel
131s -
max time network
133s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
27-07-2021 08:08
Static task
static1
Behavioral task
behavioral1
Sample
Arrival notice.xlsx
Resource
win7v20210408
Behavioral task
behavioral2
Sample
Arrival notice.xlsx
Resource
win10v20210410
General
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Target
Arrival notice.xlsx
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Size
1.3MB
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MD5
0274a495e9ef20a4b3bfd274695d79b7
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SHA1
90c81259b0c08ece4698d440cbbb9dd5add9a4b7
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SHA256
9aea6342f41054eab27667160a40eada41c346b75cd2d31977f6d65d63c00fa3
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SHA512
87a0da0ccc539a64aa57d8feef8d76a4a55d3a8771428d52bfa7dcc8a081b23087cc01e6f6a322b6d378d3bce7378634ee5fdb28262606c0a1427898befa2b26
Malware Config
Extracted
lokibot
http://manvim.co/fd5/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
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suricata: ET MALWARE LokiBot Checkin
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suricata: ET MALWARE LokiBot User-Agent (Charon/Inferno)
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CustAttr .NET packer 1 IoCs
Detects CustAttr .NET packer in memory.
Processes:
resource yara_rule behavioral1/memory/868-77-0x00000000005D0000-0x00000000005DB000-memory.dmp CustAttr -
Blocklisted process makes network request 1 IoCs
Processes:
EQNEDT32.EXEflow pid process 5 320 EQNEDT32.EXE -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
vbc.exevbc.exepid process 868 vbc.exe 1364 vbc.exe -
Loads dropped DLL 4 IoCs
Processes:
EQNEDT32.EXEpid process 320 EQNEDT32.EXE 320 EQNEDT32.EXE 320 EQNEDT32.EXE 320 EQNEDT32.EXE -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
vbc.exedescription pid process target process PID 868 set thread context of 1364 868 vbc.exe vbc.exe -
Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
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Processes:
EXCEL.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 940 EXCEL.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
vbc.exedescription pid process Token: SeDebugPrivilege 1364 vbc.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 940 EXCEL.EXE 940 EXCEL.EXE 940 EXCEL.EXE -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
EQNEDT32.EXEvbc.exedescription pid process target process PID 320 wrote to memory of 868 320 EQNEDT32.EXE vbc.exe PID 320 wrote to memory of 868 320 EQNEDT32.EXE vbc.exe PID 320 wrote to memory of 868 320 EQNEDT32.EXE vbc.exe PID 320 wrote to memory of 868 320 EQNEDT32.EXE vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe PID 868 wrote to memory of 1364 868 vbc.exe vbc.exe
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\Arrival notice.xlsx"1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
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C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Public\vbc.exeMD5
f3a4f1cc5720b34b682d65f04bd122fe
SHA19918b2802596f7185e71b21cb9a9ff6001d93c01
SHA25661fc463e85fb2fa581c8d7ba3321992bfe69d28dc8ca06660875d8b9e9701ecc
SHA5124f1b4c2f24dfd559be01f2f66c29b6e225cb7a6df1fb4d398b64a10984d744e5a7ec44fd7a6fab0e39ec1d8086638f734f4679a7fb263027ff698413aa5dceb8
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C:\Users\Public\vbc.exeMD5
f3a4f1cc5720b34b682d65f04bd122fe
SHA19918b2802596f7185e71b21cb9a9ff6001d93c01
SHA25661fc463e85fb2fa581c8d7ba3321992bfe69d28dc8ca06660875d8b9e9701ecc
SHA5124f1b4c2f24dfd559be01f2f66c29b6e225cb7a6df1fb4d398b64a10984d744e5a7ec44fd7a6fab0e39ec1d8086638f734f4679a7fb263027ff698413aa5dceb8
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C:\Users\Public\vbc.exeMD5
f3a4f1cc5720b34b682d65f04bd122fe
SHA19918b2802596f7185e71b21cb9a9ff6001d93c01
SHA25661fc463e85fb2fa581c8d7ba3321992bfe69d28dc8ca06660875d8b9e9701ecc
SHA5124f1b4c2f24dfd559be01f2f66c29b6e225cb7a6df1fb4d398b64a10984d744e5a7ec44fd7a6fab0e39ec1d8086638f734f4679a7fb263027ff698413aa5dceb8
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\Users\Public\vbc.exeMD5
f3a4f1cc5720b34b682d65f04bd122fe
SHA19918b2802596f7185e71b21cb9a9ff6001d93c01
SHA25661fc463e85fb2fa581c8d7ba3321992bfe69d28dc8ca06660875d8b9e9701ecc
SHA5124f1b4c2f24dfd559be01f2f66c29b6e225cb7a6df1fb4d398b64a10984d744e5a7ec44fd7a6fab0e39ec1d8086638f734f4679a7fb263027ff698413aa5dceb8
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\Users\Public\vbc.exeMD5
f3a4f1cc5720b34b682d65f04bd122fe
SHA19918b2802596f7185e71b21cb9a9ff6001d93c01
SHA25661fc463e85fb2fa581c8d7ba3321992bfe69d28dc8ca06660875d8b9e9701ecc
SHA5124f1b4c2f24dfd559be01f2f66c29b6e225cb7a6df1fb4d398b64a10984d744e5a7ec44fd7a6fab0e39ec1d8086638f734f4679a7fb263027ff698413aa5dceb8
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\Users\Public\vbc.exeMD5
f3a4f1cc5720b34b682d65f04bd122fe
SHA19918b2802596f7185e71b21cb9a9ff6001d93c01
SHA25661fc463e85fb2fa581c8d7ba3321992bfe69d28dc8ca06660875d8b9e9701ecc
SHA5124f1b4c2f24dfd559be01f2f66c29b6e225cb7a6df1fb4d398b64a10984d744e5a7ec44fd7a6fab0e39ec1d8086638f734f4679a7fb263027ff698413aa5dceb8
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\Users\Public\vbc.exeMD5
f3a4f1cc5720b34b682d65f04bd122fe
SHA19918b2802596f7185e71b21cb9a9ff6001d93c01
SHA25661fc463e85fb2fa581c8d7ba3321992bfe69d28dc8ca06660875d8b9e9701ecc
SHA5124f1b4c2f24dfd559be01f2f66c29b6e225cb7a6df1fb4d398b64a10984d744e5a7ec44fd7a6fab0e39ec1d8086638f734f4679a7fb263027ff698413aa5dceb8
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memory/320-62-0x0000000075051000-0x0000000075053000-memory.dmpFilesize
8KB
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memory/868-72-0x0000000004ED0000-0x0000000004ED1000-memory.dmpFilesize
4KB
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memory/868-77-0x00000000005D0000-0x00000000005DB000-memory.dmpFilesize
44KB
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memory/868-79-0x0000000001F10000-0x0000000001F31000-memory.dmpFilesize
132KB
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memory/868-70-0x0000000000A00000-0x0000000000A01000-memory.dmpFilesize
4KB
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memory/868-78-0x0000000004DE0000-0x0000000004E40000-memory.dmpFilesize
384KB
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memory/868-67-0x0000000000000000-mapping.dmp
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memory/940-73-0x0000000005FA0000-0x0000000006BEA000-memory.dmpFilesize
12.3MB
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memory/940-75-0x0000000005FA0000-0x0000000006BEA000-memory.dmpFilesize
12.3MB
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memory/940-76-0x0000000005FA0000-0x0000000006BEA000-memory.dmpFilesize
12.3MB
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memory/940-74-0x0000000005FA0000-0x0000000006BEA000-memory.dmpFilesize
12.3MB
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memory/940-59-0x000000002F4A1000-0x000000002F4A4000-memory.dmpFilesize
12KB
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memory/940-61-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/940-60-0x0000000070D41000-0x0000000070D43000-memory.dmpFilesize
8KB
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memory/940-85-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1364-80-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/1364-81-0x00000000004139DE-mapping.dmp
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memory/1364-84-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB